Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



Engine Controls Schematics

Module Power, Ground, Serial Data and MIL






Engine Data Sensors - 5-Volt Reference Bussing






Engine Data Sensors - Low Reference Bussing






Engine Data Sensors - Pressure and Temperature






Engine Data Sensors - Heated Oxygen Sensors






Engine Data Sensors - Electronic Throttle Controls






Ignition Controls - Bank 1 (Odd) Ignition Coils






Ignition Controls - Bank 2 (Even) Ignition Coils






Ignition Controls - Sensors






Fuel Controls - Fuel Injectors






Fuel Controls - Fuel Pump Control






Fuel Controls - EVAP Controls






Controlled/Monitored Subsystem References