GM Service Manual Online
For 1990-2009 cars only

AUX Relay, X401 (Upfitter AUX WRG Connector), X201 (Upfitter Connector), Engine Control Module (ECM) and Rear Compartment Lamp Provisions for Isuzu Isuzu MD F-Series 2008

AUX Relay, X401 (Upfitter AUX WRG Connector), X201 (Upfitter Connector), Engine Control Module (ECM) and Rear Compartment Lamp Provisions


Object Number: 1903988  Size: FS
Master Electrical Component List
Control Module References
X104 (Upfitter PTO Connector), X209 (Upfitter New Feature Switch Connector), X408 (Upfitter TRANS OPT Connector), X409 (Upfitter Remote PTO Connector)
G400 - 3 of 8
G400 - 2 of 8
G400 - 5 of 8
Fuse Block 1: Fuse 2 and Fuse Block I/P 1: Circuit Breakers 4, 7, and 8
Fuse Block 1: Fuse 2 and Fuse Block I/P 1: Circuit Breakers 4, 7, and 8
Fuse Block I/P 1: Circuit Breaker 6
Fuse Block I/P 1: Circuit Breaker 6
Fuse Block I/P 1: Circuit Breaker 6
G400 - 5 of 8
Fuse Block I/P 1: Circuit Breakers 2 and 3
Block 1: Fuses 3 and 4, and Fuse Block I/P Circuit Breakers 12 and 13, and HYDROMAX Fuse
Fuse Block I/P 1: Circuit Breakers 2 and 3
Clearance, Identification and Marker Lamps 1 of 2
Turn Signal/Hazard Lamps Left
Stop Lamps
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Turn Signal/Hazard Lamps Right
Backup Lamps and Backup Alarm (UZF)