Engine Controls Schematics

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

Fig 1: Module Power, Ground, Serial Data and MIL

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Fig 2: Engine Data Sensors - 5-Volt and Low References

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Fig 3: Engine Data Sensors - Temperature, MAF/IAT, APP and TAC

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Fig 4: Engine Data Sensors - Heated Oxygen Sensors (HO2S)

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Fig 5: Ignition System - Ignition Coil 1, Ignition Coil 3, Ignition Coil 5

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Fig 6: Ignition System - Ignition Coil 2, Ignition Coil 4, Ignition Coil 6

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Fig 7: Ignition Controls - Crankshaft Position (CMP) and Knock Sensors

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Fig 8: Ignition Controls - Camshaft Sensors and Actuators

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Fig 9: Fuel Controls - Fuel Injectors, High Pressure Fuel Pump and Pressure Sensor

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Fig 10: Fuel Controls - Fuel Pump Controls

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Fig 11: Fuel Controls - Evaporative Emissions (EVAP) Controls

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Fig 12: Controlled/Monitored Subsystem References

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