Possible Causes
WARNING: This page is about a different car, the 2018 Land Rover Range Rover, 2017 Land Rover Range Rover, and 2016 Land Rover Range Rover. However, it is still accessible from the selected car via links, so may be relevant.
- Purpose of the DTC
- Plausibility of brake pedal switch status against brake pressure
- Electrical Cause
- Yes
- Mechanical Cause
- Yes
- Control module cavity
- Circuit reference I_S_BRKRED
- Circuit reference I_S_BRKMN
- Monitor Description
- Neither brake pedal switch shows brake pressed when brake pressure is high (greater than 50bar)
- Prioritised List of Possible Causes
- The powertrain control module detected failure when comparing two or more input parameters for plausibility
- Other vehicle speed related DTCs
- Brake pedal switch adjustment
- Brake pedal switch circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Check and install a new brake pedal switch as required
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest