Engine Controls Schematics

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

Courtesy of GENERAL MOTORS CORP.

Fig 2: Engine Data Sensors - 5-Volt and Low Reference Schematic

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Fig 3: Engine Data Sensors - Pressure, Temperature, MAF, and VSS Schematic

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Fig 4: Engine Data Sensors - Oxygen Sensors Schematic

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Fig 5: Engine Data Sensors - Electronic Throttle Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 6: Ignition Controls - Ignition System Coils 1, 3, 5, and 7 Schematic

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Fig 7: Ignition Controls - Ignition System Coils 2, 4, 6, and 8 Schematic

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Fig 8: Ignition Controls - Sensors Schematic

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Fig 9: Fuel Pump Controls and Fuel Injectors Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 10: Fuel Controls - EVAP Controls Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 11: Controlled/Monitored Subsystem References Schematic

Courtesy of GENERAL MOTORS CORP.