PTQ 523961.07 – INFORMATION FOR OPERATOR: Reverse Drive Lever Not In Neutral Position

PTQ 523961.07 (PTQ )

Code: 523961.07



This diagnostic trouble code, PTQ 523961.07, indicates that the range lever is in the park position but the reverse drive lever is not in the neutral position.


When this error is detected, the control software shifts the transmission to neutral to prevent potential damage.


Move Reverse Drive Lever to Neutral:

  • Move the reverse drive lever to the neutral position to resolve the error.

Inspect Reverse Drive Lever:

  • Check the reverse drive lever for proper operation and ensure it moves smoothly between positions.
  • Repair or replace the lever if it is found to be defective.

Verify Switch Position:

  • Ensure that the positions of the reverse drive lever correspond correctly to the control software signals.
  • Adjust the switch or lever mechanism as needed to ensure proper alignment.

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 System Performance:

  • After addressing the above steps, test the reverse drive lever operation to ensure proper functionality.
  • Confirm that the control software correctly detects the lever in the neutral position.


  • Regular inspection and maintenance of the reverse drive lever and associated components can prevent positioning issues.
  • If the issue persists despite taking the above measures, consult technical support or the manufacturer for further assistance.

Control Units: John Deere

John Deere Parts
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