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Home >> Buick >> 2007 >> Lucerne CXS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 4.6L - Introduction (2 Of 2) >> Schematic and Routing Diagrams >> Engine Controls Schematics

Engine Controls Schematics

Fig 1: Power, Ground, MIL and DLC
GM1791841Courtesy of GENERAL MOTORS CORP.
Fig 2: Engine Data Sensors, 5-Volt Reference Bussing
GM1791851Courtesy of GENERAL MOTORS CORP.
Fig 3: Engine Data Sensors - Pressure, Temp and MAF/IAT
GM1791867Courtesy of GENERAL MOTORS CORP.
Fig 4: Engine Data Sensors, HO2S
GM1791885Courtesy of GENERAL MOTORS CORP.
Fig 5: Engine Data Sensors, APP and Throttle Body Assembly
GM1791894Courtesy of GENERAL MOTORS CORP.
Fig 6: Ignition Controls - 1 of 2
GM1791899Courtesy of GENERAL MOTORS CORP.
Fig 7: Ignition Controls - 2 of 2
GM1791937Courtesy of GENERAL MOTORS CORP.
Fig 8: Fuel Controls
GM1791943Courtesy of GENERAL MOTORS CORP.
Fig 9: CKP, CMP, Knock Sensors
GM1791946Courtesy of GENERAL MOTORS CORP.
Fig 10: EVAP Controls
GM1791950Courtesy of GENERAL MOTORS CORP.
Fig 11: EGR, Secondary Air Injection (AIR)
GM1791957Courtesy of GENERAL MOTORS CORP.
Fig 12: Controlled/Monitored Subsystem References
GM1791964Courtesy of GENERAL MOTORS CORP.