Operation CHARM: Car repair manuals for everyone.

System Diagram



Engine Controls Schematics

Module Power, Ground Serial Data, and MIL (LF1)






5V1 and Low Reference Bus (LF1)






5V2, 5V3, 5V4, and Low Reference Bus (LF1)






Engine Data Sensors - Pressure, Temperature, and Throttle Controls (LF1)






Engine Data Sensors - Oxygen Sensors (LF1)






Ignition Controls - Bank 1 Ignition System (LF1)






Ignition Controls - Bank 2 Ignition System (LF1)






Ignition Controls - CKP, CMP, KS Sensors and CMP Actuators (LF1)






Fuel Controls - Fuel Injectors, Fuel Rail Pressure Sensor, and High Pressure Fuel Pump (LF1)






Fuel Controls - Fuel Pump Control (LF1)






Fuel Controls - EVAP Controls (LF1)






Subsystem References (LF1)