Service ManualTrucks

Group 37Wiring Diagram

FL7, FL10 RHDCHID A246776–CHID C752586–

TSP23761/1

Foreword

The descriptions and service procedures contained in this manual are based on designand method studies placed up to May 1996.

The products are under continuous development. Vehicles and components producedafter the above date may therefore have different specifications and repair methods.When this is judged to have a significant bearing on this manual, supplementary servicebulletins will be issued to cover the changes.

The new edition of this manual will update the changes.

In service procedures where the title incorporates an operation number, this is areference to V.S.T. (Volvo Standard Times).

Service procedures which do not include an operation number in the title are for generalinformation and no reference is made to V.S.T.

The following levels of observations, cautions and warnings are used in this ServiceDocumentation:

Note: Indicates a situation, handling or circumstance which should be observed.

Important: Indicates a situation, handling or circumstance which should be emphasizedso as not to lead to personal injury or damage to property.

Caution: Indicates a potentially hazardous situation which, if not avoided, may result inminor or moderate injury or damage to property.

Warning: Indicates a potentially hazardous situation which, if not avoided, could resultin death, serious injury or major damage to property.

Danger: Indicates an imminently hazardous situation which, if not avoided, will result indeath or serious injury.

Volvo Truck CorporationGoteborg, Sweden

Order number: TSP23761/1

© 1996 Volvo Truck Corporation, Goteborg, Sweden

All rights reserved. No part of this publication may be reproduced, stored inretrieval system, or transmitted in any forms by any means, electronic, me-chanical, photocopying, recording or otherwise, without the prior writtenpermission of Volvo Truck Corporation.

ContentsComponent wiring diagram index ....................................................... 2

Component wiring diagrams ................................................................ 6

Illustration index .................................................................................. 47

Illustrations ........................................................................................... 48

Circuit board (32) electrical centre .................................................. 120

Fuses on circuit board (32) electrical centre ................................. 122

Relays on circuit board (32) electrical centre ................................ 123

6–unit fuse holder .............................................................................. 124

Cable harness illustration index ...................................................... 125

List of connectors ............................................................................. 128

List of components ........................................................................... 134

Abbreviations ..................................................................................... 139

Cable colour code ............................................................................. 140

Feedback

1

Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagram index

Component wiring diagram index

Starter motor, alternator, 24 V ............................................................ page 6

Coolant level, preheating, exhaust pressure governor,exhaust brake, range inhibitor, interval wiping .............

page 7

B = Contact extra exhaust brake (RHD)

Engine shut-off .................................................................................... page 7

Speed limiter ....................................................................................... page 8

A = VDO

B = Econocruise

EDC, electronically controlled fuel injection ........................................ page 9

H = MGS

J = AGS

P = Powertronic

Parking lights, side marker lights, roof lights, tail lightsfull beams, dipped beams, spotlights ..................................................

page 10

Bulb, position light at mirror ................................................................ page 11

Fog lights ............................................................................................. page 11

Side marker lights ............................................................................... page 11

Brake lights .......................................................................................... page 12

A = AUS

Direction indicator, hazard warning lights ........................................... page 12

A = AUS

Voltage converter ................................................................................ page 12

Reversing lights ................................................................................... page 13

Loading light, fifth wheel light .............................................................. page 13

Rear fog lights ..................................................................................... page 13

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagram index

Rotating warning light .......................................................................... page 13

Interior lights, low cab ......................................................................... page 14

Cigarette lighter, lighting el. distribution center ................................... page 14

Horn ..................................................................................................... page 14

Reverse warner ................................................................................... page 14

Windscreen wipers and washers, headlamp wipers and washers ..... page 15

A = Normal chassis

B = High chassis

Climate unit (air conditioning) ............................................................. page 16

A = CU-ACAUT

B = CU-ACMAN

C = CU-HEAT

Parking heater DW80 .......................................................................... page 18

A = CU-ACAUT

B = CU-ACMAN

C = CU-HEAT

Heated seat ......................................................................................... page 19

Electrically heated rearview mirror ...................................................... page 19

Electrically operated rearview mirror ................................................... page 19

A = VAB2500

B = VAB2600

Air dryer ............................................................................................... page 20

Radio, communication radio and loudspeakers .................................. page 20

A = RHD

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagram index

Electrically operated window winder ................................................... page 21

Seat belt .............................................................................................. page 21

Power take-off ..................................................................................... page 22

A = Power take-off

B = Double power take-off

Power take-off, clutch-independent ..................................................... page 23

Diff. lock ............................................................................................... page 23

Lock, self-steered axle ........................................................................ page 24

Automatic transmission ....................................................................... page 25

J = Powertronic

Geartronic ............................................................................................ page 26

Powertronic .......................................................................................... page 28

Bogie lift (hydraulic) ............................................................................. page 29

Bogie lift (hydraulic), with axle load limiter ......................................... page 30

Bogie lift (air-operated) ........................................................................ page 31

Bogie lift (air-operated), with axle load limiter .................................... page 31

Air suspension ..................................................................................... page 32

A = Tractor

B = Rigid

C = INFOSYST

D = KONVSYST

E = Bogie lift air suspension < 15 tonnes

F = Bogie lift air suspension 15 tonnes

G = Bogie press

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagram index

Bogie lift, air suspension < 15 tonnes ................................................. page 33

Bogie lift, air suspension, pusher ........................................................ page 34

Bogie lift, air suspension 15 tonnes .................................................... page 35

Drive axle load-increase ...................................................................... page 35

Bogie press ......................................................................................... page 36

Bogie lift, tridem .................................................................................. page 36

Combination instrument ...................................................................... page 37

A = Without tachograph

Indicator lamps .................................................................................... page 38

Instruments, buzzer, rheostat .............................................................. page 39

Driver information system (INFOSYST) .............................................. page 40

Anti-lock brakes (ABS), 4–channel ..................................................... page 41

Anti-lock brakes (ABS), 6–channel ..................................................... page 42

Level control, headlights ..................................................................... page 43

6–unit fuse holder ................................................................................ page 43

Connection, extra equipment .............................................................. page 44

A = AVGASB4

B = Powertronic

Earth connections ................................................................................ page 45

Joint sleeve ......................................................................................... page 46

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagrams

Component wiring diagrams

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagrams

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagrams

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagrams

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Group 37 Wiring Diagram FL7, FL10 RHD Component wiring diagrams

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Group 37 Wiring Diagram FL7, FL10 RHD Illustration index

Illustration indexBattery cables ........................................................................ page 48

Battery cables (Construction) ................................................ page 49

Windscreen wiper motor ....................................................... page 50

1000 Cable harness, instruments .................................................. page 51

1006 Cable harness, cab, upper .................................................... page 54

1007 Cable harness, cab, lower .................................................... page 55

1008 Cable harness, reading light ................................................. page 54

1009 Cable harness, electric window winder ................................. page 56

1020 Cable harness, cowl .............................................................. page 57

1030 Cable harness, engine .......................................................... page 58

1031 Cable harness, automatic transmission ................................ page 67

1037 Cable harness, bogie lift ....................................................... page 73

1040 Cable harness, frame ............................................................ page 77

1045 Cable harness, engage inhibitor, power take off .................. page 79

1056 Cable harness, air dryer ........................................................ page 80

1057 Cable harness, chassis ......................................................... page 81

1061 Cable harness, parking heater, cab ...................................... page 83

1062 Cable harness, parking heater, frame .................................. page 83

1065 Cable harness, grille ............................................................. page 84

1069 Cable harness, driver Information ......................................... page 85

1070 Cable harness, engine stop .................................................. page 86

1072 Cable harness, air suspension .............................................. page 87

1075 Cable harness, speed limiter, cab ........................................ page 102

1076 Cable harness, speed limiter, engine ................................... page 102

1084 Cable harness, cab, ABS ...................................................... page 103

1085 Cable harness, trailer connection, ABS ................................ page 104

1086 Cable harness, solenoid valve, ABS ..................................... page 107

1087 Cable harness, sensor, chassis, ABS ................................... page 107

1088 Cable harness, sensor, ABS ................................................. page 108

1407 Cable harness, EDC/cab ....................................................... page 111

1408 Cable harness, EDC/engine .................................................. page 111

1412 Cable harness, Geartronic - gearbox .................................... page 118

1413 Cable harness, Geartronic - cab ........................................... page 114

1422 Cable harness, Geartronic - chassis ..................................... page 116

1440 Cable harness, el. operated rearview mirror ........................ page 119

47

Group 37 Wiring Diagram FL7, FL10 RHD Illustrations

Illustrations

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Group 37 Wiring Diagram FL7, FL10 RHD Illustrations

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Group 37 Wiring Diagram FL7, FL10 RHD Illustrations

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Group 37 Wiring Diagram FL7, FL10 RHD Illustrations

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Group 37 Wiring Diagram FL7, FL10 RHD Illustrations

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Group 37 Wiring Diagram FL7, FL10 RHD Circuit board (32) electrical centre

Circuit board (32) electrical centre

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Group 37 Wiring Diagram FL7, FL10 RHD Circuit board (32) electrical centre

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Group 37 Wiring Diagram FL7, FL10 RHD Fuses on circuit board (32) electrical centre

Fuses on circuit board (32) electrical centre1 Spot light ............................................ (CE64)

2 Fog light, front and rear ..................... (CG6)

3 Full beam right ................................... (CE45)

4 Full beam left ...................................... (CE41)

5 Interior light, speed limiter, radio,INFOSYST, tachograph ..................... (ER23)

6 Dipped beam left, headlight levelling de-vice ..................................................... (CE39)

7 Day running light ................................ (CE12)

8 Dim-dip ............................................... (CE50)

9 Park. light left, roof light right, ID-light (CE18)

10 Park. light trailer, left .......................... (CE3)

11 Rotating warning light, extra trailerconn. ................................................... (EN8)

12 Relay preheating ................................ (AA8)

13 Bogie lift, kick down, AVGASB4, XB2 (XD11)

14 Switch extra equipment, XA2 ............. (XD14)

15 Combination relay, combination instru-ment, indicator lamps, driver informationsystem, relay extra equipment, relay fullbeam ................................................... (BB24)

16 Safety belts, dir. ind. .......................... (CN2)

17 Diff lock, PTO, range inhibitor, instru-ment .................................................... (LG11)

18 Windscreen and headlight wiper andwashers, combination relay, solenoidvalve range, exhaust pressure gover-nor ...................................................... (GA34)

19 Parking heater .................................... (HC27)

20 Fog light rear ...................................... (CE23)

21 Full beam flash ................................... (CE55)

22 Hazard ................................................ (CN5)

23 Day running light ................................ (CE37)

24 Dipped beam right .............................. (CE43)

25 Air dryer, buzzer, extra equipment ..... (HK6)

26 Timer parking heater .......................... (HC21)

27 Park. light right, roof light left, DIM-DIP,buzzer, switch illumination, XB1 ........ (CE20)

28 Park. light trailer right ......................... (CE5)

29 Loading light, reversing light .............. (EA6)

30 Brake light .......................................... (CK7)

31 Horn .................................................... (XD5)

32 Air suspension, powertronic ............... (XD8)

33 Heated mirror, heated seat ................ (HG7)

34 Heater fan ........................................... (HA18)(HA46)(HA73)

35 Headlight wiper and washer ............... (GA28)

36 Cig. lighter .......................................... (EV4)

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Group 37 Wiring Diagram FL7, FL10 RHD Relays on circuit board (32) electrical centre

Relays on circuit board (32) electrical centre301 Relay, fog lights ........................ (CG5)

302 Relay, spot lights ...................... (CE60)

305 Relay, reversing lights .............. (EA5)

306 Relay, full beam ....................... (CE28)

308 Relay, brake lights .................... (CK5)

309 Relay, parking lights ................. (CE9)

315 Relay, starting switch ............... (XD4)

322 ..................................................

375 Relay, day running lights .......... (CE33)

3005 Alternator-controlled relay ........ (AA26)

123

Group 37 Wiring Diagram FL7, FL10 RHD 6–unit fuse holder

6–unit fuse holder56 Superstructure ............................................................ (XA12)

56 Superstructure ............................................................ (XA14)

56 Superstructure ............................................................ (XA16)

56 Superstructure ............................................................ (XA18)

56 Superstructure ............................................................ (XA2)

56 Superstructure ............................................................ (XA4)

56 B ”1” ABS ............................................................................ (OA2)(OB2)

56 B ”2” ABS ............................................................................ (OA5)(OB5)

56 B ”3” ABS ............................................................................ (OA8)(OB8)

56 B ”5” ABS ............................................................................ (OA11)(OB11)

56 B ”6” ABS ............................................................................ (OA14)(OB14)

56 F ”1” Relay box, EDC .......................................................... (LO72)

56 F ”2” Geartronic ................................................................... (LO74)

56 F ”2” Powertronic ................................................................. (LP43)

56 F ”3” Relay box , EDC, geartronic, powertronic ................. (AA30)

56 F ”4” .................................................................................... (AA32)

57 F”5” Cruise control ............................................................. (BN67)

56 F”6” .................................................................................... (BN69)

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Group 37 Wiring Diagram FL7, FL10 RHD Cable harness illustration index

Cable harness illustration index1000 Cable harness, instruments .................................................. page 51

1006 Cable harness, cab, upper .................................................... page 54

1007 Cable harness, cab, lower .................................................... page 55

1008 Cable harness, reading light ................................................. page 54

1009 Cable harness, electric window winder ................................. page 56

1020 Cable harness, cowl .............................................................. page 57

1030 Cable harness, engine .......................................................... page 58

1031 Cable harness, automatic transmission ................................ page 67

1037 Cable harness, bogie lift ....................................................... page 73

1040 Cable harness, frame ............................................................ page 77

1045 Cable harness, engage inhibitor, power take off .................. page 79

1056 Cable harness, air dryer ........................................................ page 80

1057 Cable harness, chassis ......................................................... page 81

1061 Cable harness, parking heater, cab ...................................... page 83

1062 Cable harness, parking heater, frame .................................. page 83

1065 Cable harness, grille ............................................................. page 84

1069 Cable harness, driver Information ......................................... page 85

1070 Cable harness, engine stop .................................................. page 86

1072 Cable harness, air suspension .............................................. page 87

1075 Cable harness, speed limiter, cab ........................................ page 102

1076 Cable harness, speed limiter, engine ................................... page 102

1084 Cable harness, cab, ABS ...................................................... page 103

1085 Cable harness, trailer connection, ABS ................................ page 104

1086 Cable harness, solenoid valve, ABS ..................................... page 107

1087 Cable harness, sensor, chassis, ABS ................................... page 107

1088 Cable harness, sensor, ABS ................................................. page 108

1407 Cable harness, EDC/cab ....................................................... page 111

1408 Cable harness, EDC/engine .................................................. page 111

1412 Cable harness, Geartronic - gearbox .................................... page 118

1413 Cable harness, Geartronic - cab ........................................... page 114

1422 Cable harness, Geartronic - chassis ..................................... page 116

1440 Cable harness, el. operated rearview mirror ........................ page 119

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Group 37 Wiring Diagram FL7, FL10 RHD Cable harness illustration index

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Group 37 Wiring Diagram FL7, FL10 RHD List of connectors

List of connectorsA LO33a LO84AA1 LK5AA1 LK5AA1 LP53AA2 LK8AA2 LK8AA2 LP52AA3 LJ18AA3 LK12AA3 LP25AA4 LK40AA4 LK40AA4 LO66AA4 LP50AA5 BB5AA5 LK42AA5 LP47AA6 LK44AA6 LK44AA6 LP48AA7 LK15AA7 LK16AA8 LK18AA8 LP49AA9 BB27AA9 LK20AB1 LK36AB2 LK21AB3 LK32AB3 LP37AB4 LK25AB4 LP55AB5 LK28AB5 LP59AB6 LK28AB8 LP11ABS TES OA10ABS TES OB10ABS TES OA46ABS TES OB42ABS TES OA50ABS TES OB45ABS TES OA42ABS TES OB40ABS TES OA3ABS TES OB3AD1 XD11AD2 LD9AF1 LO8AF1 NA39AF2 LO10AF2 NA33AF3 LO11AF3 NA35AF5 NA15AF8 LO13AF8 NA14AGS1:8 BN24AGS/TES LO89AGS/TES LO24AGS/TES LO22AGS/TES LO52AGS/TES LO99

AGS1:1 BN41AGS1:2 BN44AGS1:3 BN55AGS1:4 BN53AGS1:5 LO29AGS1:6 LO27AGS1:7 BN10AGS1:9 LO57AS1 CK10AS2 XA9AS3 ND8AS4 ND27AS5 CK13AS6 ND26B LO35b LO86BA1 LJ10BA1 MA16BA1 MD17BA1 MG4BA1 MK3BA2 LJ16BA2 MG7BA2 MK6BA3 LJ23BA3 MA17BA3 MD18BA3 MG10BA3 MK10BA4 LJ5BA4 MA5BA4 MD7BA5 LJ12BA5 MA23BA5 MD38BA7 MA23BA7 MD38BB1 MA18BB1 MD22BB2 MA15BB2 MD19BB3 MA22BB3 MD27BB4 MA21BB4 MD25BB5 MA13BB5 MD21BC NG40BD1 MD30BD1 MK19BD2 MD32BD2 MK21BD3 MD33BD3 MK22BG1 MY35BH MY25BH MY27BH MY29BH MY31BL1 EN4BL1 EN6BL2 XD5BL2 XD8BM1 MR15

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Group 37 Wiring Diagram FL7, FL10 RHD List of connectors

BM3 MR32BM8 MR42BM9 MR44BN1 MN20BN1 MR48BN2 MN19BN2 MR49BN3 MN21BN3 MR41BN4 MN22BN4 MR49BN6 MR41BN8 MR49BN9 MN14BO1 MN34BO2 MN33BO3 MN34BP1 MN39BP1 MR53BP2 MN39BP2 MR53BS1 MR41BS2 MR43BS3 MR41BT1 MP22BT1 MR21BT1 MS13BT1 MX13BT2 MP21BT2 MR20BT2 MS12BT2 MX12BT3 MP2BT3 MR7BT3 MS21BT3 MX21BT4 MP25BT4 MR26BT4 MS23BT5 MP6BT5 MR9BT5 MS18BT5 MX18BT6 MP25BT6 MR26BT6 MS23BT7 MR20BT8 MP21BT8 MR21BT8 MS12BT8 MX12BU1 MN14BU1 MR30BU2 MN11BU2 MR15BU3 MN8C LO37c LO69C3 BB36CA1 LG4CA1 LG4CA2 LD3CA3 AA8CA4 LD26CA4 LD9CA5 NA26CA6 NK38

CA7 NK41CA8 NK28CA9 LG10CHA1 LO11CHA2 LO13CHA3 LO2CHA4 LO5CHA5 LO4CHA6 LO8CHA7 LO26CHA8 LO95CHA9 LO97CM1 BN52CM2 BN39CM3 BN19CM4 BN20CM5 BN18CM6 BN27CM7 BN24CM8 BN25CM9 BN53CN1 BN27CN2 BN31CN3 BN26CN4 BN61CN5 BN45CN6 BN49CN7 BN50CN8 BN28CN9 BN34CR OA62CR OB65CR1 LO7CS1 OA26CS1 OB25CS2 OA60CS2 OB63CT1 MY4CT2 MY11CT3 MY15CT4 MY19CT5 MY17CT6 MY33CT7 MY24CU ND26CU ND26D LO39d LO71DB MD7DRL1 CE14DRL2 CE17E LO41EE2 BN29EE3 BN36EE4 BN28EE5 BN32EE6 BN27EE7 BN58EE8 BN31EE9 BN33F LO43FA1 NK20FA2 NK22FA3 NK7FA4 NK28FA5 NK10FA6 NK11

129

Group 37 Wiring Diagram FL7, FL10 RHD List of connectors

FA7 NK34FA8 NK14FA9 NK43FB1 NA51FB2 NK41FB3 NK38FB4 NK31FB5 NK26FB6 NK17FB7 NK25FB8 NK29FB9 NK19FC1 NK32FC1 NK32FC2 NK13FC2 NK13FD9 NK35FE NK37G LO45g LO31GA1 CE39GA2 CE41GA3 CE40GA4 CE43GA5 CE45GA6 CE44GA7 GA21GA8 GA28GA9 GA27GB1 PA2GB2 PA3GB3 PA5H LO48h LO55HA1 CE11HA2 CE29HA3 ER22HA4 JA9HA5 ER23HA6 EN8HA7 HC21HA8 ED5HA9 ED7HB1 HD5HB1 HD5HB2 HD5HB3 KD6HB4 ND21HB5 ND21HB6 ED10HC1 ER13HC2 ER13HE JA17HS HG11J LO49j LO73K LO50k LO2KA1 CG14KA2 CE62KA3 CE63KA4 CE23KA5 CG12KA6 CG11KA7 HC25KA8 HC27KA9 CG5

KB1 CE58KB2 CE30KB3 CN5KB4 CE45KB5 CE46KB6 CE55KB7 CE41KB8 CE26KB9 EV4KC1 CE31KC2 HK6KC3 CE39KC4 CE33KC5 ER23KC6 CE43KC7 CE37KC8 ER11KC9 CE35KD1 CE34KD2 CE8KD3 CE36KD4 CE12KD5 HC23KD6 CE18KD7 CE50KD8 HC21KD9 CE20KE1 CK13KE2 EN6KE4 EA8KE6 EA14KE7 CE3KE9 CE5KF1 EA5KF2 XD14KF3 XD8KF4 EA11KF5 EN8KF6 XD5KF7 CK7KF8 EN3KF9 XD11KG1 AA8KG2 BB24KG3 HA18KG3 HA46KG3 HA73KG4 HG7KG5 BB22KG6 CN2KG7 EA11KG8 HG3KG9 BB19KH1 GA34KH2 GA28KH3 LG11KH4 CK5KH5 LG5KH6 ED10KH9 AA23KJ1 EA13KJ2 CE48KJ3 CG2KJ4 ED8KJ6 EA5KJ7 EA3KJ8 EA5

130

Group 37 Wiring Diagram FL7, FL10 RHD List of connectors

KJ9 CG2L LO56LF1 OA33LF1 OA33LF1 OB33LF1 OB33LF2 OA35LF2 OA35LF2 OB34LF2 OB34LR1 OA49LR1 OA49LR1 OB43LR1 OB43LR2 OA51LR2 OA51LR2 OB44LR2 OB44LRT1 OB53LRT1 OB53LRT2 OB54LRT2 OB54M LO58m LO5MA1 AA12MA2 AA18MA3 AA15MA4 NA50MA5 BB33MA6 BB21MA7 BB22MA8 BB13MA9 BB16MB1 BB34MB1 LJ26MB2 BB32MB3 HA29MB3 HA3MB3 HA58MB4 ND32MB5 NA8MB6 EA5MB7 BB39MB8 ND34MB9 ND10MC1 BB34MC3 BB34MD1 ER11MD1 ER8MD2 AA15MD2 AA17MD3 AA19MD3 AA22ME1 HK6ME2 HK6MF1 NG23MF2 NG24MF3 NG25MF4 NG27MH1 BK17MH1 BK33MH1 BN4MH2 BK2MH2 BK39MH2 BN4N LO60n LO4

P LO62p LO95P01 BN00P01 ZD00PS1 ND30PS2 ND30PTO2 LD30R LO64r LO97RA2 CE20RA3 CN15RA4 CK7RA5 CN14RA6 CE22RA7 EA11RA8 EG5RB1 LG27RB1 LG27RB2 LG27RB2 LG27RC1 CE36RC2 CE3RC3 CN6RC4 CK13RC5 CN9RC6 CE5RC7 NA25RC9 BB41RD1 EN5RD2 ND45RD2 ND45RD3 EA14RD4 EN3RD5 EA7RD6 OA12RD6 OB12RD6 XD13RD7 EG8RF1 OA41RF1 OA41RF1 OB38RF1 OB38RF2 OA43RF2 OA43RF2 OB39RF2 OB39RR1 OA57RR1 OA57RR1 OB48RR1 OB48RR2 OA59RR2 OA59RR2 OB49RR2 OB49RRT1 OB58RRT1 OB58RRT2 OB59RRT2 OB59S LO66SE1 LO68SE2 LO29SE3 LO89SH1 NA39SH2 NA33SL1 BK5SL2 BK26SL2 BK7

131

Group 37 Wiring Diagram FL7, FL10 RHD List of connectors

SL3 BK28SL3 BK8SL4 BK10SL5 BK11SLF1 OA39SLF1 OB36SLF2 OA37SLF2 OB36SLF3 OA39SLF3 OB37SR1 OA54SR1 OB46SR2 OA53SR2 OB46SR3 OA55SR3 OB47SR4 OA62SR4 OB51SR5 OA61SR5 OB51SR6 OA63SR6 OB52SRF1 OA46SRF1 OB41SRF2 OA45SRF2 OB41SRF3 OA47SRF3 OB42SRT1 OB56SRT2 OB56SRT3 OB57SRT4 OB61SRT5 OB61SRT6 OB62TO CA2 LP37TA1 NA5TA2 BB31TA3 BB19TA4 HG7TA5 ND13TA6 CE13TA7 CN10TA8 CG11TA9 CE62TB5 FA7TB6 FA7TB7 HA29TB7 HA3TB7 HA58TB8 HA29TB8 HA3TB8 HA58TB9 NK35TC1 GA14TC2 GA5TC2 OA14TC2 OB14TC3 NK35TC3 OA4TC3 OB4TC5 OA12TC5 OB12TC6 CE31TC7 CN11TC8 CG12TC9 CE63TEST 4 BN6

TEST 5 BN8TEST 6 BN47TEST 7 BN21TEST 8 BN63U LO74V LO76VB1 HA21VB1 HA51VB1 HA78VB2 HC27VD1 HC21VD2 HC25VD3 HC15VE1 HC15VE2 HC15VF1 HC3VF2 HC12VF3 HC15VF4 HC9W LO78X LO80XA1 KA12XA1 KA9XA1 XD17XA2 KA13XA2 KA4XA2 XD20XA3 KA14XA3 KA3XA3 XD22XB1 FB6XB1 FB9XB1 HD17XB1 HD19XB1 HH3XB1 HH9XB1 KA24XB1 KA27XB1 LD32XB1 LD38XB1 LE14XB1 LE20XB1 LJ16XB1 LJ27XB1 LK23XB1 LK38XB1 LP40XB1 LP43XB1 MA8XB1 MA9XB1 MD11XB1 MD9XB1 MG8XB1 MG9XB1 MG7XB1 MK9XB1 MP17XB1 MR27XB1 MR33XB1 MS26XB1 MS28XB1 MV13XB1 MV7XB1 MX26XB1 MX28XB1 MY13XB1 MY20

132

Group 37 Wiring Diagram FL7, FL10 RHD List of connectors

XB1 XD27XB2 FB3XB2 FB4XB2 HH10XB2 HH4XB2 KA19XB2 KA28XB2 LD33XB2 LD39XB2 LE15XB2 LE19XB2 LJ18XB2 LJ25XB2 LK25XB2 LK36XB2 LP39XB2 LP44XB2 MA2XB2 MA4XB2 MD3XB2 MD5XB2 MG5XB2 MG6XB2 MK3XB2 MK6XB2 MS22XB2 MS23XB2 MV15XB2 MV5XB2 MX22XB2 MX23XB2 MY11XB2 MY22XB2 XD36XB3 FB6XB3 FB8XB3 HD14XB3 HD16XB3 HH12XB3 HH5XB3 KA18XB3 KA29XB3 LD34XB3 LD40XB3 LE16XB3 LE18XB3 LJ19XB3 LJ24XB3 LK27

XB3 LK34XB3 LP38XB3 LP45XB3 MA12XB3 MA17XB3 MD13XB3 MD17XB3 MG11XB3 MG13XB3 MK11XB3 MK13XB3 MP17XB3 MR29XB3 MR31XB3 MS25XB3 MS29XB3 MV12XB3 MV8XB3 MX25XB3 MX29XB3 MY16XB3 MY19XB3 XD46XC1 CG11XC2 CE62XC3 CE60XC3 CG11XD1 CG12XD2 CE63XD3 CE63XD3 CG12XG1 FB9XJ1 KA21XJ1 KA6XJ2 KA19XJ2 KA4XO1 BB10XO1 BB12XO1 BB15XO1 BB4XO1 BB8XO2 BB10XO2 BB12XO2 BB15XO2 BB4XO2 BB8Z LO82

133

Group 37 Wiring Diagram FL7, FL10 RHD List of components

List of components24 Connector, socket/diagnostics (BN53)26 Connector, gearbox (LP16)30 A Battery (AA6)30 B Battery (AA6)33 Circuit card, indicator/warning lights (ND4)34 Connector (AA7)36 Connector, tail lamp junction box (CE3)36 Connector, tail lamp junction box (CE36)36 Connector, tail lamp junction box (CE5)36 Connector, tail lamp junction box (CK13)36 Connector, tail lamp junction box (CK8)36 Connector, tail lamp junction box (CN13)36 Connector, tail lamp junction box (CN16)36 Connector, tail lamp junction box (CN6)36 Connector, tail lamp junction box (CN9)36 Connector, tail lamp junction box (EA14)36 Connector, tail lamp junction box (EA7)36 Connector, tail lamp junction box (EG8)36 Connector, tail lamp junction box (EN3)36 Connector, tail lamp junction box (NA22)36 Connector, tail lamp junction box (ND45)42 A Joint sleeve (CE13)42 A Joint sleeve (CH11)42 AP Joint sleeve (LP55)42 AP Joint sleeve (LP9)42 AS Joint sleeve (LO66)42 AS Joint sleeve (LO87)42 AS Joint sleeve (LO97)42 AT Joint sleeve (LO43)42 AT Joint sleeve (LO78)42 D Joint sleeve (GA27)42 D Joint sleeve (HD5)42 D Joint sleeve (LD17)42 D Joint sleeve (LG27)42 F Joint sleeve (CE53)42 F Joint sleeve (CG8)42 F Joint sleeve (EG9)42 F Joint sleeve (NG6)42 G Joint sleeve (CE52)42 G Joint sleeve (CG8)42 G Joint sleeve (EG9)42 G Joint sleeve (NG49)42 G Joint sleeve (XD17)42 H Joint sleeve (HG13)42 H Joint sleeve (LD13)42 H Joint sleeve (LG19)42 H Joint sleeve (LG8)42 J Joint sleeve (CE20)42 J Joint sleeve (EV6)42 J Joint sleeve (HG13)42 J Joint sleeve (LD13)42 J Joint sleeve (LG19)42 J Joint sleeve (NG36)42 J Joint sleeve (XA18)42 J Joint sleeve (XD27)42 K Joint sleeve (CE10)42 K Joint sleeve (ED8)42 K Joint sleeve (EN10)42 L Joint sleeve (CE29)42 L Joint sleeve (ED7)42 L Joint sleeve (EN10)42 L Joint sleeve (ER13)42 L Joint sleeve (HC9)42 L Joint sleeve (LO39)

42 M Joint sleeve (HK6)42 M Joint sleeve (LO78)42 M Joint sleeve (NG40)42 M Joint sleeve (XA16)42 N Joint sleeve (CE31)42 N Joint sleeve (LO60)42 O Joint sleeve (BB34)42 O Joint sleeve (BB43)42 O Joint sleeve (GA39)42 P Joint sleeve (AA23)42 P Joint sleeve (BB13)42 P Joint sleeve (BN28)42 P Joint sleeve (ND35)42 P Joint sleeve (NK19)42 R Joint sleeve (LG11)42 R Joint sleeve (NA18)42 R Joint sleeve (NG17)42 S Joint sleeve (BB22)42 S Joint sleeve (NA47)42 S Joint sleeve (ND37)42 S Joint sleeve (NK26)42 T Joint sleeve (EV4)42 T Joint sleeve (ND27)42 T Joint sleeve (NG46)42 T Joint sleeve (XD46)42 U Joint sleeve (NA25)42 U Joint sleeve (ND38)42 V Joint sleeve (HA11)42 V Joint sleeve (HA39)42 V Joint sleeve (HA66)42 V Joint sleeve (LK16)42 V Joint sleeve (NA63)42 V Joint sleeve (NG16)42 V Joint sleeve (NK7)42 X Joint sleeve (ER23)42 X Joint sleeve (NA14)42 X Joint sleeve (NG15)42 X Joint sleeve (NK17)42 Y Joint sleeve (CE55)42 Y Joint sleeve (NA12)44 Circuit card, gear lever carrier, Geartronic (LO43)51 Fuse holder 1–unit (BG7)51 Fuse holder 1–unit (BK15)51 Fuse holder 1–unit (BK30)51 Fuse holder 1–unit (LE9)56 Fuse holder, 6–unit (XA12)56 Fuse holder, 6–unit (XA14)56 Fuse holder, 6–unit (XA16)56 Fuse holder, 6–unit (XA18)56 Fuse holder, 6–unit (XA2)56 Fuse holder, 6–unit (XA4)56 B Fuse holder, 6–unit (OA11)56 B Fuse holder, 6–unit (OA14)56 B Fuse holder, 6–unit (OA2)56 B Fuse holder, 6–unit (OA5)56 B Fuse holder, 6–unit (OA8)56 B Fuse holder, 6–unit (OB11)56 B Fuse holder, 6–unit (OB14)56 B Fuse holder, 6–unit (OB2)56 B Fuse holder, 6–unit (OB5)56 B Fuse holder, 6–unit (OB8)56 F Fuse holder 6-unit (AA30)56 F Fuse holder 6-unit (BN67)56 F Fuse holder 6-unit (LO72)

134

Group 37 Wiring Diagram FL7, FL10 RHD List of components

56 F Fuse holder 6-unit (LP41)63 Fuse holder 36-unit (AA8)63 Fuse holder 36-unit (BB24)63 Fuse holder 36-unit (CE12)63 Fuse holder 36-unit (CE18)63 Fuse holder 36-unit (CE20)63 Fuse holder 36-unit (CE23)63 Fuse holder 36-unit (CE3)63 Fuse holder 36-unit (CE37)63 Fuse holder 36-unit (CE39)63 Fuse holder 36-unit (CE41)63 Fuse holder 36-unit (CE43)63 Fuse holder 36-unit (CE45)63 Fuse holder 36-unit (CE5)63 Fuse holder 36-unit (CE50)63 Fuse holder 36-unit (CE55)63 Fuse holder 36-unit (CE64)63 Fuse holder 36-unit (CG6)63 Fuse holder 36-unit (CK7)63 Fuse holder 36-unit (CN2)63 Fuse holder 36-unit (CN5)63 Fuse holder 36-unit (EA6)63 Fuse holder 36-unit (EN8)63 Fuse holder 36-unit (ER23)63 Fuse holder 36-unit (EV4)63 Fuse holder 36-unit (GA28)63 Fuse holder 36-unit (GA34)63 Fuse holder 36-unit (HA18)63 Fuse holder 36-unit (HA46)63 Fuse holder 36-unit (HA73)63 Fuse holder 36-unit (HC21)63 Fuse holder 36-unit (HC27)63 Fuse holder 36-unit (HG7)63 Fuse holder 36-unit (HK6)63 Fuse holder 36-unit (LG11)63 Fuse holder 36-unit (XD11)63 Fuse holder 36-unit (XD14)63 Fuse holder 36-unit (XD5)63 Fuse holder 36-unit (XD8)77 Plug socket, 7-unit (CE3)77 Plug socket, 7-unit (CE36)77 Plug socket, 7-unit (CE5)77 Plug socket, 7-unit (CK13)77 Plug socket, 7-unit (CN6)77 Plug socket, 7-unit (CN9)77 Plug socket, 7-unit (CS11)77 Plug socket, 7-unit (CS5)77 Plug socket, 7-unit (CS6)77 Plug socket, 7-unit (CS8)77 Plug socket, 7-unit (CS9)77 Plug socket, 7-unit (NA22)78 Extra plug socket, 7-unit (EA14)78 Extra plug socket, 7-unit (EA7)78 Extra plug socket, 7-unit (EG8)78 Extra plug socket, 7-unit (EN3)78 Extra plug socket, 7-unit (EN5)78 Extra plug socket, 7-unit (ND45)78 Extra plug socket, 7-unit (XD13)79 Plug socket, ABS (OA10)79 Plug socket, ABS (OA12)79 Plug socket, ABS (OA14)79 Plug socket, ABS (OA2)79 Plug socket, ABS (OA4)79 Plug socket, ABS (OB10)79 Plug socket, ABS (OB12)79 Plug socket, ABS (OB14)79 Plug socket, ABS (OB2)

79 Plug socket, ABS (OB4)100 Switch, headlights (CE17)101 Switch, full beams and dipped beams (CE53)102 Switch, fog lights (CG5)103 Switch, spot lights (CE55)104 Switch, loading lights (ED3)109 Switch, hazard warning lights (CN5)110 Switch, rotating warning light (EN8)111 L Switch, window winder (KA4)111 R Switch, window winder (KA19)112 Switch, air conditioning (HA30)118 Switch, fan (HA16)118 Switch, fan (HA44)118 Switch, fan (HA71)119 Switch, windscreen wiper (GA34)120 Switch, windscreen washer (GA31)123 Switch, heated rearview mirror (HG5)125 Switch, exhaust brake (BB7)126 Switch, diff. lock wheels, rear (LG4)127 Switch, diff. lock inter axles (LG13)128 Switch, power take-off, side (LD26)128 Switch, power take-off, side (LK21)128/129 Switch, power take-off, side/rear (LD7)133 Switch, bogie lift (LJ6)133 Switch, bogie lift (MA4)133 Switch, bogie lift (MD5)133 Switch, bogie lift (MG5)133 Switch, bogie lift (MK4)133 Switch, bogie lift (MP11)133 Switch, bogie lift (MR12)133 Switch, bogie lift (MS22)133 Switch, bogie lift (MX22)144 Switch, battery master switch (AA6)147 Switch, direction indicators (CN11)149 Switch, horn (FA6)150 Switch, starting switch (AA12)157 Switch, air horn (FA10)158 Switch, tail fog lights (EG5)172 Switch, extra (MV5)174 Switch, lock, safety belt (KD6)176 Switch, SPLIT (LO22)178 Switch, lock-up (LK29)179 Switch, 3rd axle lock (LJ26)1104 Switch, bulb control (ND27)1105 Switch, levelling control, headlights (PA3)1118 Switch, power–take–off, clutch independent (LE9)1118 Switch, power–take–off, clutch independent (LP9)1134 Switch, reverse warner (FB4)1135 Switch, cruise control (BN27)1142 Switch, engine diagnostics (BN61)1143 Switch, seat heater (HD9)1145 Switch, pusher axle (MY8)200 Break contact, warning light, parking brake (NA5)205 L Break contact, interior light (ER8)205 R Break contact, interior light (ER21)207 A Closing contact, indicator light, diff.lock, rear wheels

(LG27)207 B Closing contact, indicator light, diff.lock, rear wheels

(LG23)211 Closing contact, indicator light, bogie lift (MA16)211 Closing contact, indicator light, bogie lift (MD17)214/222 Closing contact, indicator light, splitter/temp. torque

converter (NA8)216 Closing contact, brake lights (CK5)217 Closing contact, reversing lights (EA5)217 Closing contact, reversing lights (LK12)218 Break contact, exh-pressure governor (BB31)

135

Group 37 Wiring Diagram FL7, FL10 RHD List of components

219 Closing contact, indicator light, air cleaner (MY24)219 Closing contact, indicator light, air cleaner (ND32)223 Slip contact, horn (FA7)226 Closing contact, start inhibitor (LK3)228 L Closing contact, cab lock (ND21)228 R Closing contact, cab lock (ND24)229 Closing contact “kick-down” (LK42),231 Closing contact, indicator light, power take-off

(LK25)232 Break contact, warning light, air conn. trailer (NA18)239 Break contact, thermal (HC37)239 Break contact, thermal (HD5)241 Break contact, warning light, emergency air, trailer

(NA26)242 Break contact, warning light, oil pressure, gearbox

(ND10)247 Closing contact, climate system (air conditioning)

(HA29)247 Closing contact, climate system (air conditioning)

(HA3)247 Closing contact, climate system (air conditioning)

(HA58)253 Closing contact, reversing lights autom. transm.

(LK21)2002 Flame sensor, parking heater (HC29)2007 Break contact, clutch pedal (BN56)2008 Break contact, brake pedal (BB3)2008 Break contact, brake pedal (BN28)2009 Break contact, low split (LO43)2010 Break contact, high split (LO41)2011 Break contact, neutral (LO35)2012 Break contact, gear engaged (LO33)2013 Break contact, range OK (LO39)2014 Break contact, high range (LO37)2018 Contact, oil pressure, power steering (ND30)2054 L Closing contact, grille locking (ND13)2054 R Closing contact, grille locking (ND16)2059 Closing contact, lock-up (BB12)2064 Closing contact, clutch disengaged (LO45)2067 Closing contact, indicator lamp/air pressure (LO95)301 Relay, fog lights (CG5)302 Relay, spot lights (CE60)305 Relay, reversing lights (EA5)306 Relay, full beams (CE28)308 Relay, brake lights (CK5)308 B Relay, brake lights (OA4)308 B Relay, brake lights (OB4)309 Relay, parking lights (CE9)312 Relay, starting heater (BB13)313 Relay, bogie lift motor (MA23)313 Relay, bogie lift motor (MD38)314 Relay, bogie lift (MP11)314 Relay, bogie lift (MS7)314 Relay, bogie lift (MX8)314 A Relay, bogie lift (MK12)314 B Relay, bogie lift (MK19)314 D Relay, bogie lift (MD25)314 A Relay, bogie lift (LJ4)314 A Relay, bogie lift (MR41)314 B Relay, bogie lift (LJ11)314 B Relay, bogie lift (MR47)315 Relay, starting switch (XD4)317 Relay, headlight wiper (GA20)323 Relay, flasher unit (CN5)326 Relay, extra fuse holder (XA8)345 Relay, start inhibitor (LK3)345 Relay, start inhibitor (LO86)

360 Relay, engage inhibitor, power take-off (LK15)360A Relay, engage inhibitor, power take-off (LE21)360B Relay, engage inhibitor, power take-off (LE12)360C Relay, engage inhibitor, power take-off (LE4)364 Operating controls, bogie lift (MA15)364 Operating controls, bogie lift (MD19)375 Relay, day running lights (CE33)376 Relay, power take-off (LD17)376 B Relay, power take-off (LD43)380 Relay, warning light, service brakes (NA33)3001 Time relay, air-operated bogie (MK20)3004 A Relay, parking heater (HC10)3004 B Relay, parking heater (HC18)3005 Alternator-controlled relay (AA26)3016 Relay, control device, bogie lift with axle-load limiter

(MD23)3017 Time relay, axle-load limiter (MD30)3017 Time relay, axle-load limiter (MP2)3017 Time relay, axle-load limiter (MR2)3017 Time relay, axle-load limiter (MS13)3017 Time relay, axle-load limiter (MX13)3024 1 Relay, solenoid control valve, ABS (OA14)3024 1 Relay, solenoid control valve, ABS (OB14)3024 2 Relay, solenoid control valve, ABS (OA22)3024 2 Relay, solenoid control valve, ABS (OB22)3025 Relay, indicator lamp, ABS (OA30)3025 Relay, indicator lamp, ABS (OB30)3025 B Relay, indicator lamp, ABS (OA11)3025 B Relay, indicator lamp, ABS (OB11)3025 C Relay, indicator lamp, ABS (OA7)3025 C Relay, indicator lamp, ABS (OB7)3031 Relay, coffee machine (LO62)3035 Relay, start solenoid (AA5)3035 Relay, start solenoid (LO87)3035 Relay, start solenoid (LP59)3036 Relay, indicator lamp, air suspension (MS3)3036 Relay, indicator lamp, air suspension (MX6)3036 A Relay, indicator lamp, air suspension (MR35)3036 B Relay, indicator lamp, air suspension (MR9)3038 Relay, pole change (LK40)3048 Relay, dim-dip (CE48)3058 Relay box, automatic transmission (LP59)3060 Relay box, EDC (BN40)3062 Relay, unloading (LP41)3063 Relay, exhaust brake (LO79)3066 Combination relay, several functions (BB24)3070 A Relay, locking, 3rd axle (LJ18)3070 B Relay, locking, 3rd axle (LJ26)3073 Relay, Geartronic 1 (LO73)3074 Relay, Geartronic 2 (LO66)3092 Relay, height limiter (MN25)3095 Relay, pressure monitor (MY31)3096 Relay, set, pusher axle lift (MY23)3097 Relay, reset, pusher axle lift (MY25)3098 Relay, pusher axle lift (MY9)3101 Relay, interior lighting (ER13)3104 Relay, injection timing adjuster (BN32)400 Bulb, full beams and dipped beams (CE39)400 Bulb, full beams and dipped beams (CE43)401 L Bulb, fog lights (CG11)401 R Bulb, fog lights (CG12)402 L Bulb, spot lights (CE60)402 R Bulb, spot lights (CE63)403 Bulb, loading light (ED5)404 Bulb, 5th wheel light (ED10)405 Bulb, reversing lights (EA10)405 Bulb, reversing lights (EA11)

136

Group 37 Wiring Diagram FL7, FL10 RHD List of components

408 Bulb, parking light, left front (CE13)409 Bulb, parking light, right front (CE31)410 Bulb, brake light, left (CK7)411 Bulb, brake light, right (CK10)412 Bulb, tail light, left (CE19)413 Bulb, tail light, right (CE22)416 L Bulb, side marker light, left centre (CH5)416 LR Bulb, side marker light, left centre (CH9)417 R Bulb, side marker light, right centre (CH13)417 RR Bulb, side marker light, right centre (CH17)420 Bulb, position light, roof, left (CE29)421 Bulb, position light, roof, right (CE11)422 Bulb, direction indicator, left front (CN10)423 Bulb, direction indicator, right front (CN11)426 Bulb, direction indicator, left rear (CN14)427 Bulb, direction indicator, right rear (CN15)428 Bulb, rotating warning light (EN8)429 Bulb, cigarette lighter lighting (EV6)430 Bulb, licence plate light (CE17)430 Bulb, licence plate light (CE25)433 L Bulb, instep light (ER4)433 R Bulb, instep light (ER23)434 C Bulb, interior light (ER17)435 L Bulb, bunk light (ER9)435 R Bulb, bunk light (ER13)436 Bulb, controls light (LK38)437 C Bulb, identification light, front (CE8)437 L Bulb, identification light, front (CE8)437 R Bulb, identification light, front (CE8)451 Bulb, rear fog light, left (EG4)452 Bulb, rear fog light, right (EG5)4002 L Bulb, position light at mirror (CF4)4002 R Bulb, position light at mirror (CF7)4056 Lighting, switches (KA23)4056 Lighting, switches (KA8)500 Indicator light, dir. indicator, tractor (NA9)501 Indicator light, dir. indicator, trailer 1(NA11)503 Warning light, oil pressure, engine (ND15)504 Indicator light, full beams (NA12)505 Warning light, battery charging (ND35)506 Warning light, battery charging, extra alternator

(ND34)507 Warning light, service brakes (ND38)508 Warning light, parking brake (NA5)510 Indicator light, diff. lock, rear wheels (LG18)513 Indicator light, bogie lift (LJ15)513 Indicator light, bogie lift (MA9)513 Indicator light, bogie lift (MD10)513 Indicator light, bogie lift (MG8)513 Indicator light, bogie lift (MK8)513 Indicator light, bogie lift (MP16)513 Indicator light, bogie lift (MR16)513 Indicator light, bogie lift (MS27)513 Indicator light, bogie lift (MX27)514 Indicator light, overdrive (NA14)515 Indicator light, hazard warning lights (ND32)517 Indicator light, power take-off, side (LK22)517 Indicator light, power take-off, side (LD11)518 Indicator light, power take-off, rear (LD11)520 Indicator light, fog light, front (CG8)521 Indicator light, spot light (CE55)524 Indicator light, air cleaner (ND31)528 Indicator light, preheatning (ND11)530 Indicator light, heated rearview mirror (HG13)531 Indicator light, loading light (ED7)536 Indicator light, rear fog light (EG9)

547 R Central warning for indicator and warning lights(NA36)

547 Y Central warning for indicator and warning lights(NA38)

549 Warning light, oil pressure, gearbox (ND10)550 Warning light, cab lock (ND22)554 Indicator light, coolant temperature (ND20)555 A Indicator light, coolant level (ND40)555 B Indicator light, coolant level (ND25)563 Indicator lamp, pusher axle (MY13)5002 Indicator light, lock-up (LK31)5004 Indicator lamp, rotating warning light (EN10)5007 Indicator lamp, bogie press (ND5)5008 Indicator lamp, air suspension, manual position

(ND29)5009 Indicator lamp, vehicle, ABS (ND8)5010 Indicator lamp, trailer, ABS (ND28)5011 Indicator lamp, grille lock (ND13)5017 Indicator lamp, trailer, ABS information (ND26)5018 Indicator lamp, power take-off, clutch independent

(LE14)5018 Indicator lamp, power take-off, clutch independent

(LP12)5029 Warning lamp, locking, 3rd axle (LJ21)5033 Indicator lamp, seat heater (HD16)5036 Indicator lamp, air pressure, Geartronic (ND14)5037 Indicator lamp, check engine (ND14)600 Solenoid valve, exhaust brake (BB10)601 Solenoid valve, diff. lock, rear wheels (LG8)602 Solenoid valve, diff. lock inter axles (LG4)603 Solinoid valve, engine stop (BG7)603 Solinoid valve, engine stop (BK39)603 Solinoid valve, engine stop (BN4)604 Solenoid valve, power take-off, side (LD3)605/627 Solenoid valve, power take-off, rear/Solenoid valve,

kick-down (LD26)605/627 Solenoid valve, power take-off, rear/Solenoid valve,

kick-down (LD9)606 Solenoid valve, bogie lift, up (LJ10)606 Solenoid valve, bogie lift, up (MA6)606 Solenoid valve, bogie lift, up (MD7)606 Solenoid valve, bogie lift, up (MG10)606 Solenoid valve, bogie lift, up (MK10)607 Solenoid valve, bogie lift, down (MG4)607 Solenoid valve, bogie lift, down (MK3)614 Solenoid valve, range inhibitor (BB34)626 Solenoid valve, exhaust pressure governor (BB39)640 Solenoid valve, horn (FA3)644 Solinoid valve, lock-up (LK28)646 Solenoid valve, 3rd axle lock (LJ23)648 Solenoid valve, air-operated bogie (MR26)648 Solenoid valve, air-operated bogie (MS23)650 Windscreen wiper motor (GA33)651 Windscreen washer motor (GA12)651 Windscreen washer motor (GA16)652 L Headlight wiper motor (GA21)652 R Headlight wiper motor (GA27)653 Headlight washer motor (GA3)653 Headlight washer motor (GA7)654 Starter motor (AA11)656 Bogie lift motor (MA23)656 Bogie lift motor (MD38)658 Alternator, extra (AA21)660 Alternator with charging regulator (AA16)661 Window winder motor (KA19)661 Window winder motor (KA4)6008 Water valve, parking heater (HC15)

137

Group 37 Wiring Diagram FL7, FL10 RHD List of components

6011 Solenoid valve, blocking trailing axle (MR20)6012 Solenoid valve, draining trailing axle (MR21)6013 LF Solenoid control valve, ABS (OA38)6013 LF Solenoid control valve, ABS (OB36)6013 LR Solenoid control valve, ABS (OA54)6013 LR Solenoid control valve, ABS (OB46)6013 LRT Solenoid control valve, ABS (OB56)6013 RF Solenoid control valve, ABS (OA46)6013 RF Solenoid control valve, ABS (OB41)6013 RR Solenoid control valve, ABS (OA62)6013 RR Solenoid control valve, ABS (OB51)6013 RRT Solenoid control valve, ABS (OB61)6019 L Solenoid valve, drive axle load-increase (MV5)6019 R Solenoid valve, drive axle load-increase (MV11)6019 L Solenoid valve, drive axle load-increase (MY8)6019 R Solenoid valve, drive axle load-increase (MY4)6025 Solenoid valve, low range (LO74)6025 Solenoid valve, low range (LO76)6027 Solenoid valve, clutch disengaged, slow (LO84)6028 Solenoid valve, clutch disengaged, fast (LO71)6029 Solenoid valve, clutch engaged, fast (LO86)6030 Solenoid valve, neutral (LO56)6032 Solenoid valve, 2nd (LO64)6033 Solenoid valve, 3rd (LO66)6036 Solenoid valve, reverse (LO60)6037 Solenoid valve, crawler (LO58)6038 Solenoid valve, clutch, slow (LO82)6039 Solenoid valve, low split (LO80)6040 Solenoid valve, high split (LO78)6041 Solenoid valve, gear lever carrier (LO62)6046 Solenoid valve, pusher axle, down (MY11)6047 Solenoid valve, pusher axle, up (MY15)6052 Fan motor, parking heater (HC31)6054 Fuel pump, parking heater (HC38)6055 Coolant pump, parking heater (HC25)6056 L Motor level control, headlights (PA2)6056 R Motor level control, headlights (PA7)6057 Motor, speed limiter (BK26)6057 Motor, speed limiter (BK5)6064 Electric motor, el. throttle (BN13)700 Speedometer (NG3)701 Tachograph (NG15)702 A Combined instrument (NA3)702 B Combined instrument (NA42)703 Tachograph (NA32)704 A Pressure gauge, air (NA24)704 B Pressure gauge, air (NA27)705 Pressure gauge, oil (NA52)706 Termometer, coolant temp. gauge (NA7)710 Timer engine/cab heater (HC3)713 Voltmeter (NA44)753 Engine, speed sensor (LO28)754 Pressure sensor, air (MN39)754 Pressure sensor, air (MR53)754 F Pressure sensor, air (NK38)754 R Pressure sensor, air (NK41)756 Temperature sensor, coolant (BB20)756 Temperature sensor, coolant (BN12)757 Fuel gauge sensor (NK28)758 Gearbox, speed sensor (LP35)759 Level indicator, coolant (BB34)762 Oil temperature sensor, gearbox (NK32)767 Oil temperature sensor, torque converter (LP59)7006 Tripmeter (NA15)7052 Sensor, speedometer (LO49)7052 Sensor, speedometer (NG24)

7053 Inductive sensor, bogie lift (MD31)7053 Inductive sensor, bogie lift (MK20)7053 Inductive sensor, bogie lift (MR41)7055 Sensor, exhaust temperature (NK22)7056 Sensor, oil temperature, engine (NK13)7057 LF Sensor, pole wheel, ABS (OA34)7057 LF Sensor, pole wheel, ABS (OB33)7057 LRT Sensor, pole wheel, ABS (OB53)7057 RF Sensor, pole wheel, ABS (OA42)7057 RF Sensor, pole wheel, ABS (OB38)7057 RR Sensor, pole wheel, ABS (OA58)7057 RR Sensor, pole wheel, ABS (OB48)7057 RRT Sensor, pole wheel, ABS (OB58)7059 Sensor, outer temperature (NK35)7061 Sensor, oil pressure (NA50)7065 Sensor, accelerator pedal (BN18)7066 Sensor, turbo pressure (BN15)7067 Sensor, intake air temperature, engine (BN8)7068 Sensor, clutch position (LO3)7071 Sensor, temperature (HC32)800 Starting heater (BB15)802 L Heated rearview mirror (HG11)802 R Heated rearview mirror (HG7)803 A Heated seat (HD5)803 B Heated seat (HD5)804 Cigarette lighter (EV4)805 Rheostat (NG48)806 Resistance (NK13)810 Heated air dryer (HK9)850 Horn (FA7)851 Buzzer, airdump (MY4)853 Buzzer (NG40)858 Buzzer, reverse warner (FB8)859 External alarm, communication radio (JA22)8006 Air dryer with time relay (HK4)900 Radio (JA9)901 Voltage converter (JA9)902 L Loudspeaker (JA5)902 M Loudspeaker (JA9)902 R Loudspeaker (JA12)905 Communication radio (JA20)911 Loudspeaker, communication radio (JA18)952 Magnetic clutch, air conditioning (HA29)952 Magnetic clutch, air conditioning (HA3)952 Magnetic clutch, air conditioning (HA58)971 L Lock, seat belt (KD8)971 R Lock, seat belt (KD4)9001 Pressure monitor, bogie lift (LJ3)9001 Pressure monitor, bogie lift (MP5)9001 Pressure monitor, bogie lift (MR9)9001 Pressure monitor, bogie lift (MS21)9001 Pressure monitor, bogie lift (MX21)9008 Control unit, ABS (OA19)9009 Control box, air suspension, rigids (MN2)9010 Control box, air suspension, tractors (MN2)9010 Control box, air suspension, tractors (MR28)9011 Control unit, speed limiter (BK18)9011 Control unit, speed limiter (BK35)9019 Voltage converter (CS8)9057 Control unit, automatic transmission (LP16)9057 Control unit, automatic transmission (LP4)9058 Control unit, el. throttle (BN4)9065 Control unit, engine and cab heater (HC25)

138

Group 37 Wiring Diagram FL7, FL10 RHD Abbreviations

AbbreviationsAGS ..................... Automatic gearshift (Geartronic)

AUS ..................... Australia-market

AVGASB2 ............ Exhaust pressure governor,normal

AVGASB4 ............ Exhaust pressure governor,strongly

BY-PASS ............. With by-pass valve

C .......................... Centre

CU-ACAUT .......... Climate unit, air conditionautomatic

CU-ACMAN ......... Climate unit, air conditionmanual

CU-HEAT ............. Climate unit, heater

D .......................... Driver

"EG" ..................... EC-market

ENG-GEN1 .......... Engine generation 1

ENG-GEN2 .......... Engine generation 2

ENG-GEN3 .......... Engine generation 3

ENG-GEN4 .......... Engine generation 4

F .......................... Front

GB ....................... Great Britain-market

INFOSYST ........... Driver Information System

KH ........................ Short length cab

KONVSYST ......... Standard information system

L ........................... Left

L ........................... Lower

LF ........................ Left front

LH ........................ Long length cab

LHD ..................... Left hand drive

LL ......................... Left lower

LR ........................ Left rear

LU ........................ Left upper

MGS .................... Manual gearshift

P .......................... Passenger

PTO ..................... Power take off

R .......................... Right

RF ........................ Right front

RHD ..................... Right hand drive

RIGID ................... Plattform and tipper truck

RL ........................ Right lower

RR ....................... Right rear

RU ....................... Right upper

TRACTOR ........... Semi-trailer tractor

U .......................... Upper

UBY-PASS .......... Without by-pass valve

VAB2500 ............. Vehicle width 2500 mm

139

Group 37 Wiring Diagram FL7, FL10 RHD Cable colour code

Cable colour codeBL ............... Blue

BN ............... Brown

GN .............. Green

GR .............. Grey

I ................... Ivory

LBL ............. Light-blue

LBN ............. Light-brown

OR .............. Orange

P ................. Pink

PU ............... Purple

R ................. Red

SB ............... Black

VO .............. Violet

W ................ White

Y ................. Yellow

Note: If a cable has two colours, this is written out likethe following example: Y/R = Yellow/Red.

140

Feedback

One of our objectives is that workshop personnel should have access to correct andappropriate service manuals where it concerns fault tracing, repairs and maintenanceof Volvo trucks.In order to maintain the high standards of our literature, your opinions and experiencewhen using this manual would be greatly appreciated.If you have any comments or suggestions, make a copy of this page, write down yourcomments and send them to us, either via telefax or mailing directly to the addresslisted below.

To

Volvo Truck Parts Corporation

Dept. Product Support 31200

S-405 08 GOTEBORG

Sweden

Fax +46 31 665858

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Concerns Service Manual: ...............................................................................................................................

Volvo Truck CorporationGoteborg, Sweden

TSP23761/1 English 4500.7.96 Printed in Sweden