Mike's Workshop Manuals
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HHR LS, Automatic
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Section 2 (Engine Controls And Fuel - 2.0L - Introduction)
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Schematic and Routing Diagrams
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Engine Controls Schematics
Engine Controls Schematics
WARNING:
This page is about a different variant/trim than selected.
Fig 1: Data Link, Ground, MIL & Power Circuit Schematic
Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors Circuit Schematic - 5-Volt & Low Reference
Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors Circuit Schematic - Pressure, Temperature & MAF/IAT
Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors Circuit Schematic - Oxygen Sensors
Courtesy of GENERAL MOTORS CORP.
Fig 5: Engine Data Sensors Circuit Schematic - APP & TAC
Courtesy of GENERAL MOTORS CORP.
Fig 6: Ignition Controls Circuit Schematic - Sensors
Courtesy of GENERAL MOTORS CORP.
Fig 7: Fuel Controls Circuit Schematic - Fuel Pump Controls & Fuel Injectors
Courtesy of GENERAL MOTORS CORP.
Fig 8: Ignition Controls Circuit Schematic - Ignition System
Courtesy of GENERAL MOTORS CORP.
Fig 9: Fuel Controls Circuit Schematic - EVAP Controls
Courtesy of GENERAL MOTORS CORP.
Fig 10: Controlled/Monitored Subsystem References Circuit Schematic
Courtesy of GENERAL MOTORS CORP.