Operation CHARM: Car repair manuals for everyone.

System Diagram



Engine Controls Schematics

Module Power, Ground, Serial Data and MIL






5-Volt and Low Reference - 1 of 2






5-Volt and Low Reference - 2 of 2






Engine Data Sensors - Pressure, Temperature, and Throttle Controls






Engine Data Sensors - HO2S






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






Ignition Controls - Ignition System Coils 2, 4, and 6






Ignition Controls - Sensors






Fuel Controls - Fuel Injectors, Pressure and Fuel Pump Controls






Fuel Controls - Fuel Pump Flow Control






Fuel Controls - EVAP Controls and Manifold Tuning







Monitored/Controlled Subsystem References