VOLVO Service Manual Trucks FH12, FH16 LHD

Component wiring diagram index
AA Power supply, starting system, immobiliser ........................................................ page 1
AC Vehicle ECU ...................................................................................................... page 2
BL Engine ECU, fuel injection system, preheating, FH12 .................................................... page 3
BN Engine ECU, fuel injection system, preheating, FH16 .................................................... page 4
CE Head light, parking light, marker light, DRL ................................................................... page 5
CG Fog light, rear fog light .............................................................................................. page 6
CH Spot light (STD) DRIVL2 .................................................................................... page 6
CI Spot light (EU) DRIVL2EC ................................................................................... page 6
CK Brake light ............................................................................................................... page 7
CL Trailer controlled exhaust brake ............................................................................ page 7
CN Direction indicator, hazard warning light ..................................................................... page 8
EA Reversing light, reversing warning alarm ............................................................... page 8
ED Loading light, fifth wheel light ................................................................................. page 9
EJ Roof sign light, L1H1/L2H1 ...................................................................................... page 9
EK Roof sign light, L2H2 ............................................................................................... page 10
EN Beacon warning light .............................................................................................. page 10
ER Interior light, L1H1/ L2H1, alarm clock/timer ....................................................... page 11
ES Interior light, L2H2/L2H3, alarm clock/timer ......................................................... page 12
EV Cigarette lighter .................................................................................................... page 13
EX 12 V power supply ............................................................................................. page 13
FA Horn .................................................................................................................... page 13
GA Wiper, washer ...................................................................................................... page 14
HA Climate unit ....................................................................................................... page 15
HB Cab heater, EBERSPÄCHER D1LCC, PH-CAB ........................................... page 16
HC Cab and engine heater, WEBASTO THERMO 90, PH-ENGCA ......................... page 17
HE Electrically heated and adjusted seat ............................................................... page 18
HG Electrically heated mirrors ................................................................................ page 18
HH Electrically operated mirrors ..................................................................... page 19
HK Air dryer ..................................................................................................... page 19
HM Fuel filter heater ............................................................................................ page 19
HO Water separator heater ................................................................................ page 19
HP Electrically cab tilt ...................................................................................... page 20
JA Radio ............................................................................................................... page 20
KA Electrically operated window winders ............................................................ page 21
KB Electrically sunroof ............................................................................................. page 21
KE SRS, air-bag ................................................................................................ page 22
KH Central door lock ......................................................................................... page 22
LD Power take-off ................................................................................................... page 22
LE Double power take-off .................................................................................. page 23
LG Differential lock ............................................................................................. page 23
LJ Bogie lift, tag axle lock, RADT-LA .................................................................... page 24
LL Tag axle lock, RADT-A6S .......................................................................... page 24
MA Bogie lift hydraulic, RADT-AR ........................................................................ page 25
MD Bogie lift hydraulic, with axle load limiter, RADT-AR ..................................... page 26
ME Air suspension, 6x2/6x4/8x2/8x4, SUSPL-EC .............................................. page 27
MF Air suspension, 4x2, SUSPL-EC ....................................................................... page 28
MG Rear air suspension, 4x2, TRACTOR, SUSPL-EC ........................................... page 29
NA Instrument LHS module .................................................................................. page 30
NB Instrument central module with tachograph ............................................... page 31
NC Instrument RHS module ............................................................................. page 32
NZ Instrument central module without tachograph .......................................... page 33
OA Basic ABS, D-version ..................................................................................... page 34
OB ABS/ASR, D-version .................................................................................... page 35
PA Headlight level control .................................................................................. page 36
TA Refrigerator ............................................................................................... page 36
TB Central lubrication system ............................................................................... page 36
XA Extra fuses, key switch relay ...................................................................... page 37
ZA Earth connections .......................................................................................... page 38
ZB Earth connections ....................................................................................... page 39
ZD ADR battery main switch, current limiter ................................................. page 40
ZE Air heater EBERSPÄCHER TMD, ADR-FRA .......................................... page 41

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