Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



Engine Controls Schematics

ECM Power, Ground, MIL, and Serial Data






5-Volt and Low Reference Bussing






MAF/IAT, MAP, and ECT Sensors






Heated Oxygen Sensors






Electronic Throttle Controls






Fuel Injectors and Fuel Pump Controls






EVAP Solenoids, and FTP Sensor






Ignition Control Module






Camshaft, Crankshaft, Knock Sensors, and Camshaft Position Actuator Solenoid






Valve Lifter Oil Manifold (VLOM) Assembly, Brake Booster Vacuum Sensor, and Barometric Pressure (BARO) Sensor






Controlled/Monitored Subsystem References