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System Diagram




Engine Controls Schematics

Power, Ground, Serial Data, and MIL






5V1 and Low Reference Bus (1 of 2)






5V2, 5V3, 5V4, and Low Reference Bus (2 of 2)






Engine Data Sensors - Pressure, Temperature, and Throttle Controls






Engine Data Sensors - Oxygen Sensors






Ignition Controls - Ignition Coils Bank 1






Ignition Controls - Ignition Coils Bank 2






Ignition Controls - Crankshaft Position, Camshaft Position, Knock Sensors and Camshaft Position Actuator Solenoids






Fuel Controls - Fuel Injectors and Fuel Pressure






Fuel Controls - Fuel Pump Control






Fuel Controls - Evaporative Emissions and Fuel Economy Controls






Controlled/Monitored Subsystem References