Operation CHARM: Car repair manuals for everyone.

Electrical Diagrams



Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL






Engine Data Sensors - 5-Volt and Low Reference Bus






Engine Data Sensors - Pressure and Temperature






Engine Data Sensors - Heated Oxygen Sensors






Engine Data Sensors - Throttle Controls






Ignition Controls - Sensors






Ignition Controls - Ignition Coils






Fuel Controls - Fuel Injectors






Fuel Controls - EVAP Controls






Fuel Controls - Fuel Pump Controls






Device Controls - Secondary Air Injection (K18)






Controlled/Monitored Subsystem References