Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



Engine Controls Schematics

Power, Ground, Serial Data, and MIL






5V1, 5V2, and Low Reference Bus






Engine Data Sensors - Pressure, Temperature, and Throttle Controls






Engine Data Sensors - Heated Oxygen Sensors






Ignition Controls - Ignition System






Ignition Controls - Sensors and Actuators






Fuel Controls - Fuel Pump and Fuel Injectors






Fuel Controls - EVAP Controls






Fuel Controls - Secondary Air Injection






Controlled/Monitored Subsystem References