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Home >> Hummer >> 2007 >> H3 Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Control System - 2.8L (LK5) - Introduction) >> Schematic and Routing Diagrams >> Engine Controls Schematics

Engine Controls Schematics

WARNING: This page is about a different car, the 2005 GMC Canyon and 2005 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Module Power, Ground, Serial Data & MIL Schematic
GM1473175Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors - 5-Volt & Low Reference Schematic
GM1473176Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Electronic Throttle Controls, MAF, Pressure & Temperature Schematic
GM1473177Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors - Oxygen Sensors Schematic
GM1473179Courtesy of GENERAL MOTORS CORP.
Fig 5: Ignition Controls - Sensors Schematic
GM1473181Courtesy of GENERAL MOTORS CORP.
Fig 6: Ignition Controls - Ignition System Schematic
GM1473184Courtesy of GENERAL MOTORS CORP.
Fig 7: Fuel Controls - Fuel Pump Controls Schematic
GM1473185Courtesy of GENERAL MOTORS CORP.
Fig 8: Fuel Controls - Fuel Injectors Schematic
GM1473186Courtesy of GENERAL MOTORS CORP.
Fig 9: Fuel Controls - EVAP Controls Schematic
GM1473187Courtesy of GENERAL MOTORS CORP.
Fig 10: Controlled/Monitored Subsystem & Transmission References Schematic
GM1473188Courtesy of GENERAL MOTORS CORP.