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Engine Controls Schematics

Fig 1: ECM Power, Ground, MIL, and Serial Data Schematic
GM1888257Courtesy of GENERAL MOTORS CORP.
Fig 2: 5-Volt and Low Reference Bussing Schematic
GM1888259Courtesy of GENERAL MOTORS CORP.
Fig 3: MAF/IAT, MAP, and ECT Sensors Schematic
GM1888261Courtesy of GENERAL MOTORS CORP.
Fig 4: Heated Oxygen Sensors Schematic
GM1888262Courtesy of GENERAL MOTORS CORP.
Fig 5: Electronic Throttle Controls Schematic
GM1888263Courtesy of GENERAL MOTORS CORP.
Fig 6: Fuel Injectors and Fuel Pump Controls Schematic
GM1888264Courtesy of GENERAL MOTORS CORP.
Fig 7: EVAP Solenoids and FTP Sensor Schematic
GM1888265Courtesy of GENERAL MOTORS CORP.
Fig 8: Ignition Control Module Schematic
GM1888266Courtesy of GENERAL MOTORS CORP.
Fig 9: Camshaft, Crankshaft, Knock Sensors, and Camshaft Position Actuator Solenoid
GM1888267Courtesy of GENERAL MOTORS CORP.
Fig 10: Secondary Air Injection - NU3 Schematic
GM1888268Courtesy of GENERAL MOTORS CORP.
Fig 11: Controlled/Monitored Subsystem References Schematic
GM1888269Courtesy of GENERAL MOTORS CORP.
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