Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams




Module Power, Ground, Serial Data, and MIL






5-Volt and Low Reference Bus






Engine Data Sensors - Pressure and Temperature






Engine Data Sensors - 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 Injectors






Fuel Controls - EVAP Controls






Fuel Controls - Fuel Pump Controls






Controlled/Monitored Subsystem References