Engine Controls Schematics

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

Courtesy of GENERAL MOTORS CORP.

Fig 2: 5-Volt and Low Reference Bussing Schematic

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Fig 3: MAP, ECT, and MAF/IAT Sensors Schematic

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Fig 4: Heated Oxygen Sensors Schematic

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Fig 5: Electronic Throttle Controls Schematic

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Fig 6: Ignition Controls Bank 1 (Odd) Ignition Coils Schematic

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Fig 7: Ignition Controls Bank 2 (Even) Ignition Coils Schematic

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Fig 8: Ignition Controls, Knock, CMP, CKP, Brake Booster Vacuum Sensor, and Valve Lifter Oil Manifold (VLOM) Assembly Schematic

Courtesy of GENERAL MOTORS CORP.

Fig 9: Fuel Pump Controls Schematic

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Fig 10: Fuel Injectors Schematic

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Fig 11: EVAP Solenoids, and FTP Sensor Schematic

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Fig 12: Controlled/Monitored Subsystem References Schematic

Courtesy of GENERAL MOTORS CORP.