Operation CHARM: Car repair manuals for everyone.

System Diagram





Engine Controls Schematics

Module Power, Ground, Serial Data, and MIL






5V1 and 5V2 Bus






Low Reference Bus






Engine Data Sensors - Pressure and Temperature






Engine Data Sensors - Heated Oxygen Sensors






Engine Data Sensors - Electronic Throttle Controls





Ignition Controls - Bank 1 (Odd) Ignition Coils






Ignition Controls - Bank 2 (Even) Ignition Coils






Ignition Controls - Sensors






Fuel Controls - Fuel Injectors






Fuel Controls - Fuel Pump Control






Fuel Controls - EVAP Controls






Controlled/Monitored Subsystem References