Engine Control System Wiring Schematics (LS9)

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

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Fig 2: 5-Volt Reference Bussing Wiring Schematic

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Fig 3: Low Reference Bussing Wiring Schematic

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Fig 4: BARO, ECT, IAT 2, MAF/IAT, MAP, and Supercharger Air Inlet Pressure Sensors Wiring Schematic

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Fig 5: Heated Oxygen Sensors Wiring Schematic

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Fig 6: Electronic Throttle Controls Wiring Schematic

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Fig 7: Fuel Injectors Wiring Schematic

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Fig 8: Fuel Pump Controls Wiring Schematic

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Fig 9: EVAP Solenoids, FTP Sensor, and Supercharger Bypass Valve Solenoid Wiring Schematic

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

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

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Fig 12: Ignition Controls CMP, CKP, and KS Sensors Wiring Schematic

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Fig 13: Controlled/Monitored Subsystem References Wiring Schematic

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