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Home >> Jaguar >> 2011 >> XK 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Brake System - General Information -- XK/X150) >> Brake System - General Information >> Brake System >> Diagnosis And Testing >> Pinpoint Tests >> Pinpoint Test E: The Pedal Goes Down Fast

Pinpoint Test E: The Pedal Goes Down Fast

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2015 Jaguar XKR-S, 2015 Jaguar XKR, 2015 Jaguar XK, 2014 Jaguar XKR-S, and 2014 Jaguar XKR. However, it is still accessible from the selected car via links, so may be relevant.
  1. E1: ROAD TEST VEHICLE 
    1. Road test the vehicle and apply the brake pedal.

      Is the brake pedal effort and brake pedal travel normal?

      • Yes  : Vehicle is OK.
      • No:  GO to  E2.
  2. E2: CHECK BRAKE PEDAL TRAVEL-PRESSURIZE SYSTEM 
    1. Pump the brake pedal rapidly (five times).

      Does the brake pedal travel build up and then hold?

  3. E3: CHECK FOR BRAKE SYSTEM LEAKS 
    1. Check for external brake system leaks. For additional information, refer to BRAKE MASTER CYLINDER  component test.

      Are leaks found?