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Home >> Jaguar >> 2008 >> XJ8 Base >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Parking Brake And Actuation (2003.5-09) >> Diagnosis and Testing >> Parking Brake - VIN Range: G45171->G99999 >> Pinpoint Tests >> PINPOINT TEST G531320p19: ACTUATOR DOES NOT FULLY RELEASE >> G531320t90: CHECK THE HIGH CURRENT GROUND CIRCUIT FOR AN OPEN CIRCUIT IN THE HARNESS

G531320t90: CHECK THE HIGH CURRENT GROUND CIRCUIT FOR AN OPEN CIRCUIT IN THE HARNESS

  1. Key off.
    Fig 1: Identifying Electric Parking Brake Module Connector Pins 2 (CR32)
    G06387620Courtesy of JAGUAR CARS, INC.
  2. Electric parking brake connector 2 (CR32) disconnected.
  3. Measure the resistance between:
    CONNECTOR REFERENCE CHART

    CR32 connector, harness side Vehicle battery
    Electric parking brake module - ground - Pin 13 Negative terminal
    • Is the resistance less than 10 ohms? 
    • Yes:  An intermittent fault may be present in the wiring harness. Visually check for chaffed wires or other physical damage to the harness. If no fault is found in the circuit, suspect the following component(s): - EPB module - EPB module connector, CR32
    • No:  REPAIR the open circuit. For additional information, refer to the wiring diagrams.
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