P1571 – Jaguar DTC

Jaguar DTC P1571 – Brake pedal position (BPP) switch – circuit malfunction

DTC P1571 meaning on Jaguar

DTC P1571 on a Jaguar refers to a Brake Pedal Position (BPP) switch circuit malfunction. This diagnostic trouble code indicates that there is an issue with the electrical circuit related to the brake pedal position switch.

Jaguar DTC P1571 symptoms

Symptoms of DTC P1571 on a Jaguar may include:

• Malfunctioning brake lights
• Brake lights staying on constantly
• Cruise control not working properly
• Difficulty shifting out of park

Jaguar DTC P1571 causes

Common causes of DTC P1571 on a Jaguar include:

• Faulty brake pedal position switch
• Wiring issues in the brake pedal position switch circuit
• Corrosion or poor connections in the circuit

Jaguar DTC P1571 seriousness

DTC P1571 should be addressed promptly as it can affect the proper operation of critical safety systems such as the brake lights and cruise control. Ignoring this code may lead to unsafe driving conditions.

How to diagnose DTC P1571 on Jaguar

To diagnose DTC P1571 on a Jaguar, follow these steps:

1. Use a diagnostic scanner to retrieve the trouble codes stored in the vehicle’s computer.
2. Inspect the brake pedal position switch and its wiring for any visible damage or corrosion.
3. Test the brake pedal position switch using a multimeter to check for continuity and proper operation.
4. Check the circuit for any open or short circuits that may be causing the malfunction.

How to fix DTC P1571 on Jaguar

To fix DTC P1571 on a Jaguar, you can:

1. Replace the faulty brake pedal position switch if it is found to be defective.
2. Repair any damaged wiring or connectors in the circuit.
3. Clean any corrosion from the connections and ensure a secure connection.

How to erase DTC P1571 on Jaguar

To erase DTC P1571 on a Jaguar, you can:

1. Use a diagnostic scanner to clear the trouble codes stored in the vehicle’s computer.
2. After making the necessary repairs, reset the system by disconnecting the battery for a few minutes.
3. Reconnect the battery and drive the vehicle to see if the code returns.

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