Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



Engine Controls Schematics

Module Power, Ground and MIL






5-Volt Reference






Low Reference






MAF, MAP, ECT






Oxygen Sensors






TAC, Accelerator Pedal Sensor






Ignition Control Module






Knock, Camshaft and Crankshaft Sensors






Fuel Injectors and Fuel Pump






EGR and EVAP Controls






Controlled/Monitored Subsystem References