Operation CHARM: Car repair manuals for everyone.

System Diagram



Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL






5-Volt and Low Reference






Engine Data Sensors - Pressure, Temperature, and Throttle Controls






Engine Data Sensors - Heated Oxygen Sensors






Ignition Controls - Ignition System Coils 1, 3, and 5






Ignition Controls - Ignition System Coils 1, 3, and 5






Ignition Controls - Camshaft Sensors and Actuators






Ignition Controls - Crankshaft Sensors and Knock Sensors






Fuel Controls - Fuel Injectors and Fuel Pump Controls






Fuel Controls - EVAP Controls and Manifold Tuning






Monitored/Controlled Subsystem References