2003 Jaguar XJRFACTORY OEM SERVICE PROCEDURE

Anti-Lock Brake System (ABS) Module: Installation

  1. Install the ABS/TCCM to the HCU.
    • Install and tighten bolts. (1)
    • Connect electrical connector. (2)
      Fig 1: Installing ABS/TCCM To HCU
      G03176237Courtesy of JAGUAR CARS, INC.
  2. Install HCU.
    • Taking care not to distort brake tubes position HCU into bracket.
    • Install bolts and tighten to 8-10 Nm.
      Fig 2: Installing HCU
      G03176238Courtesy of JAGUAR CARS, INC.
    3. NOTE: To minimize brake fluid loss, install the brake tubes to the HCU in the order shown.
  3. Install brake tubes to HCU.
    • Remove plugs from outlet HCU ports and brake tubes. (1)
    • Install and tighten outlet brake-tube union nuts. Refer to BRAKE TUBE, HOSES AND BRACKET TORQUES  for torque setting. (2)
    • Remove plugs from inlet HCU ports and brake tubes. (1)
    • Install and tighten inlet brake-tube union nuts. BRAKE TUBE, HOSES AND BRACKET TORQUES  for torque setting. (2)
      Fig 3: Installing Brake Tubes To HCU
      G03176239Courtesy of JAGUAR CARS, INC.
  4. Remove cloth from underneath HCU.
  5. Connect electrical connectors to the ABS/TCCM.
    • Connect electrical connector. (1)
    • Connect electrical connector. (2)
    • Push plunger downwards. (3)
      Fig 4: Connecting Electrical Connectors To ABS/TCCM
      G03176240Courtesy of JAGUAR CARS, INC.
  6. Remove special tool from brake pedal.
  7. Reconnect battery ground cable (IMPORTANT, see DISCONNECTING/CONNECTING THE BATTERY for further information).
  8. Bleed brake system. Refer to BLEEDING BRAKE SYSTEM .
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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