Description:

This error code indicates that the left brake pedal sensor unit is providing invalid signals. It shows over 2 volts when the brake pedal switch is closed or less than 1.1 volts when the brake pedal switch is open.

Reaction:

The control software may function in a limited capacity or not at all, affecting the left brake pedal sensor unit.

Recommendations:

Inspect Brake Pedal Sensor:

• Check the left brake pedal sensor unit and its wiring for any signs of damage, loose connections, or corrosion. Repair or replace any faulty components.

Test Sensor Output:

• Use a multimeter to measure the voltage output of the brake pedal sensor. Ensure that the output falls within the valid range (typically 1.1-2 volts).

Verify Brake Pedal Switch:

• Check the brake pedal switch for proper operation. Ensure it opens and closes correctly and that there are no mechanical issues.

Update Control Software:

• Ensure that the control software is updated to the latest version. Firmware updates might include improvements in handling brake pedal sensor signals.

Consult Manufacturer Support:

• If the issue persists, consult technical support or the manufacturer for further diagnostics and assistance.

Monitor System Performance:

• After addressing the issue, monitor the brake pedal sensor unit to ensure it functions correctly and the error does not recur.

Note:

Regular maintenance and checks of the brake pedal sensor and switch are essential for safe vehicle operation. Addressing sensor and switch issues promptly can prevent braking problems.