Operation CHARM: Car repair manuals for everyone.

System Diagram



Engine Controls Schematics

Power, Ground, Serial Data and MIL






Engine Data Sensors - 5-Volt and Low References






Engine Data Sensors - MAF, MAP and ECT Sensor






Engine Data Sensors - Oxygen Sensors






Engine Data Sensors - Electronic Throttle Controls






Ignition Controls - Bank 1 Ignition Coils






Ignition Controls - Bank 2 Ignition Coils






Ignition Controls - CMP Sensors and Solenoids






Ignition Controls - CKP and Knock Sensors






Fuel Controls - Fuel Pump and Injectors






Fuel Controls - EVAP Controls






Controlled/Monitored Subsystem References