Group 37 Wiring diagram FH12, FH16 LHD Component wiring diagram index Component wiring diagram index AA Power supply, starting system, immobiliser .................................................................... page 7 AC Vehicle ECU .................................................................................................................... page 8 BL Engine ECU, fuel injection system, preheating, FH12 .................................................... page 9 BN Engine ECU, fuel injection system, preheating, FH16 ....................................................
page 10 CE Head light, parking light, marker light, DRL ................................................................... page 11 CG Fog light, rear fog light .................................................................................................... page 12 CH Spot light (STD) DRIVL2 ................................................................................................. page 12 CI Spot light (EU) DRIVL2EC .............................................................................................. page 12 CK Brake light ........................................................................................................................
page 13 CL Trailer controlled exhaust brake ...................................................................................... page 13 CN Direction indicator, hazard warning light ......................................................................... page 14 EA Reversing light, reversing warning alarm ........................................................................ page 14 ED Loading light, fifth wheel light .......................................................................................... page 15 EJ Roof sign light, L1H1/L2H1 .............................................................................................
page 15 EK Roof sign light, L2H2 ....................................................................................................... page 16 EN Beacon warning light ....................................................................................................... page 16 ER Interior light, L1H1/ L2H1, alarm clock/timer .................................................................. page 17 ES Interior light, L2H2/L2H3, alarm clock/timer .................................................................... page 18 EV Cigarette lighter ...............................................................................................................
page 19 EX 12 V power supply ........................................................................................................... page 19 FA Horn ................................................................................................................................. page 19 GA Wiper, washer .................................................................................................................. page 20 HA Climate unit ..................................................................................................................... page 21 HB Cab heater, EBERSPДCHER D1LCC, PH-CAB .............................................................
page 22 HC Cab and engine heater, WEBASTO THERMO 90, PH-ENGCA .................................... page 23 HE Electrically heated and adjusted seat ............................................................................. page 24 HG Electrically heated mirrors ............................................................................................... page 24 HH Electrically operated mirrors ............................................................................................ page 25 HK Air dryer ...........................................................................................................................
page 25 HM Fuel filter heater .............................................................................................................. page 25 HO Water separator heater ................................................................................................... page 25 HP Electrically cab tilt .......................................................................................................... page 26 JA Radio ............................................................................................................................... page 26 KA Electrically operated window winders ............................................................................. page 27 5