This manual provides essential technical documentation for the heavy-duty commercial trucks, specifically for models produced up to September 2007. These robust vehicles, including tractor units and rigid trucks, are known for their engineering quality and reliability in demanding logistics operations. This particular volume focuses comprehensively on the vehicle's electrical system architecture, offering detailed diagrams for individual electrical components, wiring harnesses, fuses, relays, and ground connections, crucial for understanding and maintaining the complex electrical systems of these powerful trucks.
The scope of this manual is centered on the electrical systems and wiring diagrams of the heavy-duty trucks. It serves as an indispensable resource for owners, mechanics, and technicians, offering detailed insights into the electrical architecture, component wiring, and troubleshooting guidance. The manual facilitates systematic fault finding, component identification, and accurate repair of electrical issues, making it a critical tool for ensuring the continued operational integrity and safety of these heavy-duty vehicles.
Wiring diagram
FM
FH
VERSION2
upto Sept 2007
CHID A652195–
CHID B486535–
CHID E735697–
CHID CKD875563–
Example of wiring diagram ................................................................... 2
Component wiring diagram index ........................................................ 5
Component wiring diagrams ................................................................ 8
Illustrations index .............................................................................. 111
Illustrations ......................................................................................... 112
Fuses ................................................................................................... 209
Relays ................................................................................................. 211
Wiring harness illustration index ..................................................... 213
Ground connections .......................................................................... 216
List of ground connections ................................................................. 218
List of connectors .............................................................................. 219
List of components ............................................................................ 229
Abbreviations ..................................................................................... 235
Cable colour code ..............................................................................
Wiring diagram
FM
FH
VERSION2
upto Sept 2007
CHID A652195–
CHID B486535–
CHID E735697–
CHID CKD875563–
Example of wiring diagram ................................................................... 2
Component wiring diagram index ........................................................ 5
Component wiring diagrams ................................................................ 8
Illustrations index .............................................................................. 111
Illustrations ......................................................................................... 112
Fuses ................................................................................................... 209
Relays ................................................................................................. 211
Wiring harness illustration index ..................................................... 213
Ground connections .......................................................................... 216
List of ground connections ................................................................. 218
List of connectors .............................................................................. 219
List of components ............................................................................ 229
Abbreviations ..................................................................................... 235
Cable colour code ..............................................................................
