Operation CHARM: Car repair manuals for everyone.

System Diagram



Engine Controls Schematics

Module Power, Ground and Serial Data






5-Volt and Low Reference

Engine Controls Diagram 2:






Engine Data Sensors - Pressure and Temperature

Engine Controls Diagram 3:






Engine Data Sensors - Heated Oxygen Sensors

Engine Controls Diagram 4:






Engine Data Sensors - Throttle Controls

Engine Controls Diagram 5:






Ignition Controls - Ignition System Coils 1, 3, 5 and 7

Engine Controls Diagram 6:






Ignition Controls - Ignition System Coils 2, 4, 6 and 8

Engine Controls Diagram 7:






Ignition Controls - Sensors

Engine Controls Diagram 8:






Fuel Pump Controls -LMG/LY6/LC9

Engine Controls Diagram 9:






Fuel Pump Controls +LMG/LY6/LC9

Engine Controls Diagram 10:






Fuel Controls - Fuel Injectors

Engine Controls Diagram 11:






Fuel Controls - EVAP Controls

Engine Controls Diagram 12:






Controlled/Monitored Subsystem References

Engine Controls Diagram 13: