PTA 522379.11 – Park Lock Solenoid Valve 2, Malfunction

PTA 522379.11 (PTA )

Code: 522379.11

Shortcode:

Description:

This diagnostic trouble code is generated when the PLC control software reports a malfunction with park lock solenoid valve 2 via the CAN BUS. This error also generates a diagnostic trouble code in the PLC control software, which takes priority.

Reaction:

Limited or no function of the park lock until the error is corrected, indicating a critical issue with the solenoid valve.

Recommendations:

Inspect Solenoid Valve 2:

  • Verify the functionality of park lock solenoid valve 2.
  • Replace the solenoid valve if it is malfunctioning.

Check CAN BUS Communication:

  • Ensure that the CAN BUS communication between the PLC and PTA control software is intact.
  • Repair any communication issues.

Examine Wiring and Connectors:

  • Inspect all wiring and connectors associated with park lock solenoid valve 2 for signs of damage or disconnection.
  • Repair or replace any damaged components to ensure proper electrical connections.

Consult PLC Control Software:

  • Check the PLC control software for related diagnostic trouble codes.
  • Address the priority codes reported by the PLC control software.

Note:

Maintaining reliable communication and functionality of solenoid valves is crucial for proper park lock operation. Regular inspection and maintenance can help prevent malfunctions and ensure smooth vehicle performance.


Control Units: John Deere