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Home >> Cadillac >> 2017 >> XT5 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.6L (LGX) - Repair Instructions >> Repair Instructions >> Fuel Pressure Sensor Replacement - Fuel Injection Fuel Rail >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief 
  2. Remove Engine Rear Noise Shield. Refer to Engine Rear Noise Shield Replacement 
  3. Fig 1: Fuel Injection Fuel Rail Fuel Pressure Sensor And Electrical Connector
    GM4298371Courtesy of GENERAL MOTORS COMPANY
  4. Disconnect Electrical Connector (1) @ Fuel Injection Fuel Rail Fuel Pressure Sensor (2)
  5. Fig 2: Fuel Injection Fuel Rail Fuel Pressure Sensor
    GM4298372Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Applying force to the plastic housing of the sensor may damage the sensor. To tighten or loosen, apply force only to the attached hexagon.

    NOTE:

    Some fuel may leak from the fuel injection fuel rail fuel pressure sensor orifice after the sensor is removed. Dry the area around this orifice after the removal of the sensor using a lint free cloth and inspect the fuel injection fuel rail fuel pressure sensor sealing surface. The surface should be free of fuel, debris, and burrs.

  6. Remove and DISCARD Fuel Injection Fuel Rail Fuel Pressure Sensor (2)