Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



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






Ignition Controls - Sensors/Actuators






Fuel Controls - Fuel Injectors and Fuel Pump Controls






Fuel Controls - EVAP Controls






EGR, Secondary Air Injection (AIR)






Monitored/Controlled Subsystem References