Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams




Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL






5V1, and Low Reference Bus (1 of 2)






5V2, 5V3, 5V4, and Low Reference Bus (2 of 2)






Engine Data Sensors - Pressure, Temperature, and Throttle Controls






Engine Data Sensors - Oxygen Sensors






Ignition Controls - Ignition System






Ignition Controls - Camshaft, Crankshaft, and Knock Sensors, and Camshaft Actuators






Fuel Controls - Fuel Injectors






Fuel Controls - Fuel Pump






Fuel Controls - Evaporative Emission and Fuel Economy Mode Controls






Controlled/Monitored Subsystem References