Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



ENGINE CONTROLS SCHEMATICS

Module Power, Ground, Serial Data, and MIL







5V1 and 5V2, and Low Reference Bus







Engine Data Sensors - Pressure and Temperature







Engine Data Sensors - Heated Oxygen Sensors







Engine Data Sensors - Throttle Controls







Ignition Controls - Ignition System Coils 1, 3, 5, and 7







Ignition Controls - Ignition System Coils 2, 4, 6, and 8







Ignition Controls - Sensors







Fuel Controls - Fuel Pump (except RPO JL1)







Fuel Controls - Fuel Pump (RPO JL1)







Fuel Controls - Fuel Injectors







Fuel Controls - EVAP Controls







Controlled/Monitored Subsystem References







RPO Codes
RPO JL1 - Control, Integrated Trailer Brake