PTA 523652.11 – Transmission Control Unit (AutoPowr/IVT) Connected to Wrong Wiring Harness Connector

PTA 523652.11 (PTA )

Code: 523652.11

Shortcode:

Description:

This diagnostic trouble code is generated when the control software detects an erroneous signal in the circuit of the control unit identification during power-up after ignition ON, indicating that the transmission control unit (AutoPowr/IVT) is connected to the wrong wiring harness connector.

Reaction:

Limited or no function of the PTA control software until the error is corrected, indicating a critical issue with the wiring harness connection.

Recommendations:

Verify Wiring Harness Connection:

  • Check the connections of the transmission control unit to ensure they are correctly connected to the appropriate wiring harness connectors.
  • Correct any misconnected wiring harnesses.

Inspect Wiring and Connectors:

  • Inspect all wiring and connectors associated with the transmission control unit for signs of damage or misconnection.
  • Repair or replace any damaged components to ensure proper electrical connections.

Ensure Proper Identification:

  • Verify that the control unit identification signals are correct and correspond with the expected configuration.

Consult Technical Support:

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

Note:

Correct wiring harness connections are essential for the proper functioning of the transmission control unit. Regular inspections and careful verification during installation can prevent connection errors.


Control Units: John Deere