Operation CHARM: Car repair manuals for everyone.

System Diagram



Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL






Engine Data Sensors - 5-Volt and Low Reference






Engine Data Sensors - Pressure, Temperature, Extended Brake Travel, and VSS






Engine Data Sensors - Oxygen Sensors






Engine Data Sensors - Throttle Actuator Controls






Ignition Controls and Camshaft Control






Fuel Controls - Fuel Pump Controls






Fuel Controls - Fuel Injectors






Fuel Controls - EVAP Controls and Manifold Tuning






Controlled/Monitored Subsystem References