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Home >> Jaguar >> 2003 >> XJ8 Base >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Power Brake Actuation (2003.5-09) >> Removal and Installation >> Brake Vacuum Pump >> Removal

Brake Vacuum Pump: Removal

  1. Remove the oil filler cap.
    Fig 1: Locating Oil Filler Cap
    G06387764Courtesy of JAGUAR CARS, INC.
  2. Remove the engine cover.
    Fig 2: Locating Engine Cover
    G06387765Courtesy of JAGUAR CARS, INC.
  3. Install the engine oil filler cap to prevent foreign material entering the valve cover.
  4. Remove the injector sound proofing.
    Fig 3: Locating Injector Sound Proofing
    G06387766Courtesy of JAGUAR CARS, INC.
  5. CAUTION: Make a note of the connection orientation of the high and low pressure hoses to the sensor ports. Make sure the hoses are located to the correct sensor port when installed. Failure to follow these instructions may result in damage to the vehicle.
    Fig 4: Detaching Diesel Particulate Filter Differential Pressure Sensor High-Pressure And Low-Pressure Hoses
    G06387767Courtesy of JAGUAR CARS, INC.
  6. Detach the diesel particulate filter differential pressure sensor high-pressure and low-pressure hoses.
  7. Detach the diesel particulate filter high-pressure and low-pressure pipes.
    • Remove the retaining nut.
      Fig 5: Locating Retaining Nut
      G06387768Courtesy of JAGUAR CARS, INC.
  8. Disconnect the pipes from the brake vacuum pump.
    Fig 6: Locating Brake Vacuum Pump
    G06387769Courtesy of JAGUAR CARS, INC.
  9. Remove the right-hand catalytic converter.

    For additional information, refer to CATALYTIC CONVERTER - 2.7L DIESEL (17.50.05) .

  10. Detach the diesel particulate filter high-pressure and low-pressure pipes from the transmission housing.
    • Remove the retaining bolt.
    • Detach the retaining clip.
      Fig 7: Locating Retaining Clip And Retaining Bolt
      G06387770Courtesy of JAGUAR CARS, INC.
  11. Detach the diesel particulate filter high-pressure and low-pressure pipes from the retaining bracket.
    • Remove the retaining bolt.
      Fig 8: Locating Retaining Bolt
      G06387771Courtesy of JAGUAR CARS, INC.
  12. Detach the transmission harness connector from the mounting bracket.
    Fig 9: Locating Transmission Harness Connector From Mounting Bracket
    G06387772Courtesy of JAGUAR CARS, INC.
  13. Remove the crankcase vent oil seperator pipe retaining nut.
    Fig 10: Locating Crankcase Vent Oil Seperator Pipe Retaining Nut
    G06387773Courtesy of JAGUAR CARS, INC.
  14. Remove the brake vacuum pump retaining stud.
    Fig 11: Locating Brake Vacuum Pump Retaining Stud
    G06387774Courtesy of JAGUAR CARS, INC.
  15. Remove the crankcase vent oil seperator pipe retaining bolt.
    Fig 12: Locating Crankcase Vent Oil Seperator Pipe Retaining Bolt
    G06387775Courtesy of JAGUAR CARS, INC.
  16. Remove the right-hand high pressure fuel pipe bracket retaining bolt.
    Fig 13: Locating Right-Hand High Pressure Fuel Pipe Bracket Retaining Bolt
    G06387776Courtesy of JAGUAR CARS, INC.
  17. Remove the brake vacuum pump.
    • Remove the retaining bolts.
      Fig 14: Locating Retaining Bolts
      G06387777Courtesy of JAGUAR CARS, INC.