Engine Controls Schematics

WARNING: This page is about a different car, the 2009 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power, Ground, MIL, Communication Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 2: 5-Volt and Low Reference Bussing Schematic

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Fig 3: Engine Data Sensors - Pressure, Temperature Schematic

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Fig 4: Engine Data Sensors - MAF/IAT, CKP, KS, CMP, VSS Schematic

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Fig 5: Engine Data Sensors - Heated Oxygen Sensors (HO2S) Schematic

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Fig 6: Engine Data Sensors - APP, TAC Schematic

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Fig 7: Ignition Controls - Ignition System Schematic

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Fig 8: Fuel Delivery Schematic

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Fig 9: Engine Data Sensors - EVAP, Aftercooler Pump, Supercharger Control Schematic

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Fig 10: Controlled/Monitored Subsystem References Schematic

Courtesy of GENERAL MOTORS CORP.