Description:

This diagnostic trouble code (DTC) UIC 524166.02 is generated under the following conditions:

• Right or left brake pedal switch not actuated with a voltage of more than 1.8 volts at the right brake pedal potentiometer.
• Right or left brake pedal switch actuated with a voltage of less than 0.02 volts at the right brake pedal potentiometer.

Reaction:

When this error occurs, the control unit may limit the functionality of the brake system to ensure safe operation and prevent potential damage.

Recommendations:

• Inspect Brake Pedal Sensor Unit:
  • Check the B88 sensor unit for proper operation and ensure the right brake pedal potentiometer is functioning correctly.
• Verify Switch Signals:
  • Confirm that the brake pedal switches are providing accurate signals that correspond to the pedal position.
• Check Wiring and Connections:
  • Ensure all wiring and connectors related to the brake pedal sensor unit and switches are secure and free from damage or corrosion.
• Replace Faulty Components:
  • If the brake pedal potentiometer or switches are found to be faulty, replace them as necessary.
• Consult Technical Support:
  • If the issue persists, contact John Deere technical support for further diagnostics and potential solutions.

Note:

Regular inspection and maintenance of the brake pedal sensor unit and its associated switches can help prevent such faults and ensure reliable operation.