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Home >> Saturn >> 2006 >> Ion 2 4D Sedan, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 2.2L - Introduction (2 Of 2) >> Schematic and Routing Diagrams >> Engine Controls Schematics
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Engine Controls Schematics

Fig 1: Power, Ground, MIL, and Serial Data Schematics
GM1461590Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors - 5-Volt and Low Reference Bussing
GM1592468Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Pressure, Temperature, and MAF/IAT
GM1592469Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors - HO2S
GM1424845Courtesy of GENERAL MOTORS CORP.
Fig 5: Engine Data Sensors - APP and TAC
GM1424847Courtesy of GENERAL MOTORS CORP.
Fig 6: Ignition Controls
GM1424848Courtesy of GENERAL MOTORS CORP.
Fig 7: Secondary Air Injection System (NV3)
GM1592472Courtesy of GENERAL MOTORS CORP.
Fig 8: Fuel Controls
GM1592474Courtesy of GENERAL MOTORS CORP.
Fig 9: EVAP Controls
GM1424851Courtesy of GENERAL MOTORS CORP.
Fig 10: Controlled/Monitored Subsystem Reference
GM1424852Courtesy of GENERAL MOTORS CORP.