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Home >> Jaguar >> 2003 >> XJR >> 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 G531320p16: ACTUATOR OUTPUT SHORT CIRCUIT TO BATTERY >> G531320t63: CHECK THE ACTUATOR POSITIVE SIGNAL CIRCUIT FOR SHORT CIRCUIT TO POWER

G531320t63: CHECK THE ACTUATOR POSITIVE SIGNAL CIRCUIT FOR SHORT CIRCUIT TO POWER

  1. Measure the resistance between:
    CONNECTOR REFERENCE CHART

    CR50 connector, harness side Vehicle battery
    Electric parking brake actuator - positive - Pin 14 Positive terminal
    • Is the resistance greater than 100 Kohms? 
    • 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, CR50
    • No:  GO to Pinpoint Test G531320T65 .
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