FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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System Diagram




Engine Controls Schematics

Module 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 - Bank 1 Ignition System





Ignition Controls - Bank 2 Ignition System





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





Fuel Controls - Injectors, Composition and Fuel Pressure





Fuel Controls - Fuel Pump Controls





Fuel Controls - Evaporative Emission Controls





Secondary Air Injection (NU6)





Controlled/Monitored Subsystem References