Engine Controls Schematics (LS9)

Fig 1: ECM Power, Ground, MIL & Serial Data Circuit Schematic

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Fig 2: 5-Volt Reference Bussing Circuit Schematic

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Fig 3: Low Reference Bussing Circuit Schematic

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Fig 4: MAF/IAT, MAP, ECT Sensor, Intake Air Temperature (IAT) Sensor 2, Supercharger Air Inlet Pressure Sensor, Supercharger Air Outlet Pressure Sensor Circuit Schematic

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Fig 5: Heated Oxygen Sensors Circuit Schematic

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Fig 6: Electronic Throttle Controls Circuit Schematic

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Fig 7: Fuel Injectors Circuit Schematic

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Fig 8: Fuel Pump Controls Circuit Schematic

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Fig 9: EVAP Solenoids, FTP Sensor & Supercharger Bypass Valve Solenoid Circuit Schematic

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Fig 10: Ignition Controls Bank 1 (Odd) Ignition Coils Circuit Schematic

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Fig 11: Ignition Controls Bank 2 (Even) Ignition Coils Circuit Schematic

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Fig 12: Ignition Controls - CMP, CKP & KS Sensors Circuit Schematic

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Fig 13: Controlled/Monitored Subsystem References Circuit Schematic

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