Operation CHARM: Car repair manuals for everyone.

System Diagram




Engine Controls Schematics (LUK)

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 Solenoids, Camshaft, Crankshaft and Knock Sensors





Fuel Controls - Fuel Injectors and Fuel Pressure





Fuel Controls - Fuel Pump Flow Controls





Fuel Controls - Evaporative Emission Controls





Secondary Air Injection (NU6)





Controlled/Monitored Subsystem References