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Home >> Chevrolet >> 2009 >> Chevy Express G1500, Van Cargo, 4.3 X >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 4.3L - Introduction >> Schematic and Routing Diagrams >> Engine Controls Schematics
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Engine Controls Schematics

Fig 1: Module Power, Ground, Serial Data and MIL Schematic
GM2080234Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors - 5-Volt and Low Reference Schematic
GM2080244Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Pressure, Temperature and Position Schematic
GM2080250Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors - Oxygen Sensors Schematic
GM2080255Courtesy of GENERAL MOTORS CORP.
Fig 5: Throttle Controls Schematic
GM2080258Courtesy of GENERAL MOTORS CORP.
Fig 6: Ignition Controls - Ignition Control Module Schematic
GM2080261Courtesy of GENERAL MOTORS CORP.
Fig 7: Ignition Controls - Sensors Schematic
GM2080263Courtesy of GENERAL MOTORS CORP.
Fig 8: Fuel Controls - Fuel Pump Controls Schematic
GM2080265Courtesy of GENERAL MOTORS CORP.
Fig 9: Fuel Controls - Fuel Injectors Schematic
GM2080267Courtesy of GENERAL MOTORS CORP.
Fig 10: Fuel Controls - EVAP and Device Controls Schematic
GM2080288Courtesy of GENERAL MOTORS CORP.
Fig 11: Controlled/Monitored Subsystem References Schematic
GM2080277Courtesy of GENERAL MOTORS CORP.