Operation CHARM: Car repair manuals for everyone.

System Diagram




Engine Controls Schematics (LUJ)

Power, Ground, Serial Data, and MIL






5V and Low Reference Bus (1 of 2)






5V and Low Reference Bus (2 of 2)






Engine Data Sensors - Pressure and Temperature






Engine Data Sensors - Throttle Controls






Oxygen Sensors and Evaporative Controls






Camshaft, Crankshaft, and Knock Sensors, Camshaft Actuators






Fuel Controls - Fuel Injectors and Ignition Controls






Barometric Pressure, Intake Pressure, and Air Temperature Sensors






Fuel Controls - Fuel Pump Controls






Controlled/Monitored Subsystem References