Description:

This diagnostic trouble code, PTQ 002833.31, indicates that the vehicle continues to move at a speed over 1.75 km/h even though the park lock is engaged. This situation can be dangerous and requires immediate attention.

Reaction:

When this error is detected, the operator is informed to release the park brake or stop the tractor to prevent further movement.

Recommendations:

Inspect Park Lock Mechanism:

• Check the park lock mechanism for any signs of wear, damage, or malfunction.
• Repair or replace any defective components to ensure proper engagement of the park lock.

Verify Park Brake Operation:

• Ensure that the park brake is functioning correctly and fully engages when applied.
• Adjust or repair the park brake system as needed to ensure effective operation.

Check for External Factors:

• Ensure that the tractor is on a level surface when engaging the park lock to prevent unintended movement.
• Remove any obstructions or factors that could cause the tractor to roll despite the park lock being engaged.

Update Software:

• Verify that the control software is up-to-date with the latest version.
• Update the software if there are any available updates to improve system accuracy and error handling.

Monitor Vehicle Movement:

• After addressing the above steps, monitor the vehicle to ensure it does not move when the park lock is engaged.
• Confirm that the park lock holds the tractor stationary under all conditions.

Note:

• Regular inspection and maintenance of the park lock and brake systems are crucial for ensuring vehicle safety.
• If the issue persists despite taking the above measures, consult technical support or the manufacturer for further assistance. This may indicate a deeper issue within the braking or locking systems.