FH4
Service Information
Volvo Truck Corporation
Wiring diagram
FH (4)
CHID A740874–
CHID B645496–
CHID D200003–
CHID W112925–
Foreword
Order number: 89130543
©2012 Volvo Truck Corporation, Göteborg, Sweden
All rights reserved. No part of this publication may be reproduced, stored in retrieval system,
or transmitted in any forms by any means, electronic, mechanical, photocopying, recording or
otherwise, without the prior written permission of Volvo Truck Corporation .
The descriptions and service procedures contained in this manual are based on designs and
methods studies carried out up to December 2012.
The products are under continuous development. Vehicles and components produced after the
above date may therefore have different specifications and repair methods. When this is judged
to have a significant bearing on this manual, an updated version of this manual will be issued to
cover the changes.
The following levels of observations, cautions and warnings are used in this Service
Documentation:
Note: Indicates a procedure, practice, or condition that must be followed in order to have the
vehicle or component function in the manner intended.
Caution: Indicates an unsafe practice where damage to the product could occur.
Warning: Indicates an unsafe practice where personal injury or severe damage to the product
could occur.
Danger: Indicates an unsafe practice where serious personal injury or death could occur.
Volvo Truck Corporation
Göteborg, Sweden
Note: Check always the latest information at the “Wiring diagrams-site”.
Contents
Component wiring diagram index ..............................................................................................1
Component wiring diagrams...................................................................................................... 5
Illustrations index ................................................................................................................. 124
Illustrations.......................................................................................................................... 125
Fuses................................................................................................................................... 220
Relays.................................................................................................................................. 223
FRC (A01) connectors........................................................................................................... 225
Wiring harness layout ........................................................................................................... 229
Ground connections ............................................................................................................. 231
List of connectors................................................................................................................. 232
List of components............................................................................................................... 274
Abbreviations....................................................................................................................... 287
Cable colour code................................................................................................................. 289
Feedback ............................................................................................................................. 291
Component wiring diagram index
AA
Power supply, starting system ................................................................... “ ”, page 5
AB
Power distribution, CCIOM ....................................................................... “ ”, page 6
AC
Main switch, UADR.................................................................................... “ ”, page 7
AD
Main switch, ADR1/ADR2 ......................................................................... “ ”, page 8
AE
Main switch, ADR3 .................................................................................... “ ”, page 9
AF
Key switch.................................................................................................. “ ”, page 10
BA
Instrument.................................................................................................. “ ”, page 11
BC
Tachograph................................................................................................ “ ”, page 12
BE
VMCU, Vehicle Master Control Unit .......................................................... “ ”, page 13
BG
CIOM, Cab IO Module ............................................................................... “ ”, page 14
BU
TIS Telematics service...............................................................................
“ ”, page 15
BX
TIS Toll collect, FMS connector .................................................................
“ ”, page 16
CA
Engine interface ........................................................................................
“ ”, page 17
CA1
Engine interface, networks .......................................................................
“ ”, page 18
CB
Engine D13, EM-EC01 ..............................................................................
“ ”, page 19
Engine D13, EM-EC06/EM-EU5, page 1 .................................................. “ ”, page 20
Engine D13, EM-EC06/EM-EU5, page 2 .................................................. “ ”, page 21
Engine D13, EML4 EM-EU6, page 1......................................................... “ ”, page 22
Engine D13, EML4 EM-EU6, page 2......................................................... “ ”, page 23
Engine D13, EM-EU6, page 1 ................................................................... “ ”, page 24
Engine D13, EM-EU6, page 2 ................................................................... “ ”, page 25
Engine D16, page 1 ................................................................................... “ ”, page 26
Engine D16, page 2 ................................................................................... “ ”, page 27
CE
After treatment system, EM-EU5...............................................................
“ ”, page 28
CE1
After treatment system, EM-EU5...............................................................
“ ”, page 29
CF
After treatment system, Adblue tank control, EM-EU5..............................
“ ”, page 30
CF AUS
After treatment system, Adblue tank control AUSTRALIA ........................
“ ”, page 31
CK
After treatment system, EML4 EM-EU6 ....................................................
“ ”, page 32
CK1
After treatment system, EML4 EM-EU6 ....................................................
“ ”, page 33
CL
After treatment system, Adblue tank control, EML4 EM-EU6 ...................
“ ”, page 34
DA
Transmission, manual (interface) ..............................................................
“ ”, page 35
DA1
Transmission, manual (gearbox and retarder)..........................................
“ ”, page 36
DC
Transmission , I-SHIFT (interface) ............................................................
“ ”, page 37
DC1
Transmission, I-SHIFT (gearbox and retarder) .........................................
“ ”, page 38
DG
Differential lock and fuel level sensor........................................................
“ ”, page 39
DK
Retarder (interface)....................................................................................
“ ”, page 40
DM
Retarder (interface) EML4 EM-EU6 .........................................................
“ ”, page 41
EA
ABS............................................................................................................
“ ”, page 42
Wiring diagram Page 1 (292)
EE
EBS, control unit ........................................................................................
“ ”, page 43
EF
EBS, front axle modulator..........................................................................
“ ”, page 44
EG
EBS, rear axle modulator ..........................................................................
“ ”, page 45
EH
EBS, 6x2 and tridem..................................................................................
“ ”, page 46
EI
EBS, trailer modulator................................................................................
“ ”, page 47
FA
Air-suspension, front..................................................................................
“ ”, page 48
FB
Air-suspension, rear, level sensor, WRG...................................................
“ ”, page 49
FC
Air-suspension, rear, 6x2, 6x4 and tridem, valves.....................................
“ ”, page 50
FD
Air-suspension, rear, 4x2 ...........................................................................
“ ”, page 51
FE
Air management, APM, Air Production Modulator with EPB.....................
“ ”, page 52
FH
Front axle steering, hydraulic ....................................................................
“ ”, page 53
FI
Front axle steering, electronic, FAS ..........................................................
“ ”, page 54
FL
Rear axle steering, electronic, RAS ..........................................................
“ ”, page 55
FM
Rear axle steering, self steering, RAS.......................................................
“ ”, page 56
FO
EAS, extra axle steering ...........................................................................
“ ”, page 57
FQ
Bogie lift, A-ride with load sensor .............................................................
“ ”, page 58
GA
Exterior light, front, left, road......................................................................
“ ”, page 59
GB
Exterior light, front, right, bending light road..............................................
“ ”, page 60
GC
Exterior light, rear ......................................................................................
“ ”, page 61
GE
Exterior light, side and load light................................................................
“ ”, page 62
GF
Exterior light, roof, identification light.........................................................
“ ”, page 63
GK
Trailer connection, RIGID ..........................................................................
“ ”, page 64
GL
Trailer connection, TRACTOR...................................................................
“ ”, page 65
GM
Trailer connections, RIGID TREL-14.........................................................
“ ”, page 66
GN
Trailer light converter, AUSTRALIA ..........................................................
“ ”, page 67
GP
Wiper, washer............................................................................................
“ ”, page 68
HA
Climate unit ................................................................................................
“ ”, page 69
HB
Integrated parking cooler, IPC ...................................................................
“ ”, page 70
HC
Parking heater, water.................................................................................
“ ”, page 71
HD
Parking heater, air......................................................................................
“ ”, page 72
HE
Amb. temp, short stop heater, AC clutch ...................................................
“ ”, page 73
HF
Fuel hose heater........................................................................................
“ ”, page 74
IA
Interior light ................................................................................................
“ ”, page 75
IB
Interior light ................................................................................................
“ ”, page 76
IC
Interior light, instep light.............................................................................
“ ”, page 77
IF
Comfort accessories..................................................................................
“ ”, page 78
IG
12V power supply 20A/20A/11A................................................................
“ ”, page 79
IK
Audio..........................................................................................................
“ ”, page 80
IL
Amplifier.....................................................................................................
“ ”, page 81
Page 2 (292) Wiring diagram
IN
DVD, bunk display ..................................................................................... “ ”, page 82
IO
Video switch, camera, SID display............................................................
“ ”, page 83
IP
Horn ...........................................................................................................
“ ”, page 84
IR
Door, left.....................................................................................................
“ ”, page 85
IS
Door, right ..................................................................................................
“ ”, page 86
IT
Seats..........................................................................................................
“ ”, page 87
IU
Sun roof, sun visor.....................................................................................
“ ”, page 88
KA
Cab tilt........................................................................................................
“ ”, page 89
LA
Lubrication system.....................................................................................
“ ”, page 90
NA
Body builder, BBM ..................................................................................... “ ”, page 91
NB
Body builder, VMCU ..................................................................................
“ ”, page 92
NC
Body builder, CCIOM, PTO .......................................................................
“ ”, page 93
ND
Body builder electrical center ....................................................................
“ ”, page 94
ND1
Body builder electrical center AUXSW4 ...................................................
“ ”, page 95
ND2
Body builder, Tipper prep kit ......................................................................
“ ”, page 96
NE
Body builder electrical center, extra lighting..............................................
“ ”, page 97
NF
Body builder extra lighting ......................................................................... “ ”, page 98
NK
Body builder plough lamps ........................................................................
“ ”, page 99
PA
DACU, Driver Assistance Control Unit ......................................................
“ ”, page 100
PB
Lane position .............................................................................................
“ ”, page 101
PE
SRS, Supplementary Restrain System, airbag .........................................
“ ”, page 102
PH
Alcolock, start prevention system.............................................................. “ ”, page 103
RA
Alarm..........................................................................................................
“ ”, page 104
SA
Backbone 1................................................................................................
“ ”, page 105
SB
Backbone 2................................................................................................
“ ”, page 106
SC
Cab subnet ................................................................................................
“ ”, page 107
SD
Chassis subnet ..........................................................................................
“ ”, page 108
SE
Infotainment subnet ...................................................................................
“ ”, page 109
SF
Security subnet..........................................................................................
“ ”, page 110
SK
Switch module topology, CIOM ................................................................
“ ”, page 111
SL
Switch module topology, HMIIOM .............................................................
“ ”, page 112
XA
OBD interface ............................................................................................
“ ”, page 113
YA
Ground, chassis, ECU ...............................................................................
“ ”, page 114
YB
Ground, chassis, front/rear load ...............................................................
“ ”, page 115
YD
Ground, chassis, lower front ......................................................................
“ ”, page 116
YF
Ground, cab, FRC, BBEC..........................................................................
“ ”, page 117
YG
Ground, cab, instrument panel ..................................................................
“ ”, page 118
YH
Ground, cab, instrument panel ..................................................................
“ ”, page 119
YK
Ground, cab, front shelf .............................................................................
“ ”, page 120
Wiring diagram Page 3 (292)
YK_RHD
Ground, cab, front shelf, headliner ............................................................
“ ”, page 121
YM
Ground, cab, lower bunk/floor ...................................................................
“ ”, page 122
YN
Ground, cab, firewall, cockpit carrier plate ................................................
“ ”, page 123
Page 4 (292) Wiring diagram
Component wiring diagrams
T3086397
Wiring diagram Page 5 (292)
T3086398
Page 6 (292) Wiring diagram
T3065413
Wiring diagram Page 7 (292)
T3086399
Page 8 (292) Wiring diagram
T3065411
Wiring diagram Page 9 (292)
T3086400
Page 10 (292) Wiring diagram
T3065416
Wiring diagram Page 11 (292)
T3086403
Page 12 (292) Wiring diagram
T3086404
Wiring diagram Page 13 (292)
T3086405
Page 14 (292) Wiring diagram
T3086406
Wiring diagram Page 15 (292)
T3086407
Page 16 (292) Wiring diagram
T3065427
Wiring diagram Page 17 (292)
T3086408
Page 18 (292) Wiring diagram
T3065429
Wiring diagram Page 19 (292)
T3080222
Page 20 (292) Wiring diagram
T3065431
Wiring diagram Page 21 (292)
T3081109
Page 22 (292) Wiring diagram
T3071758
Wiring diagram Page 23 (292)
T3080593
Page 24 (292) Wiring diagram
T3080594
Wiring diagram Page 25 (292)
T3065432
Page 26 (292) Wiring diagram
Loading...