SSU 523824.14 – B138 Steering Wheel Position Sensor, Fault in Channel 2

SSU 523824.14 (SSU )

Code: 523824.14



This diagnostic trouble code (DTC), SSU 523824.14, is triggered when the values received by the SSU control unit from the steering wheel position sensor SID 2 are faulty. This indicates an issue with the signal integrity or functionality of channel 2.


When this error is detected, the steering system may not function correctly, potentially leading to inaccurate steering inputs and compromised vehicle control.


Inspect Sensor Signal Quality:

  • Check the signal quality from the steering wheel position sensor SID 2 to ensure it is within the expected range.
  • Use diagnostic tools to identify any issues with the signal.

Verify Connections:

  • Inspect the wiring and connectors related to channel 2 of the steering wheel position sensor for signs of damage, loose connections, or corrosion.
  • Ensure all connections are secure and free from contaminants.

Check for Faulty Components:

  • Verify that the steering wheel position sensor SID 2 is functioning correctly.
  • Replace the sensor if it is found to be defective.

Update Software:

  • Ensure that the SSU software is up-to-date. Apply any available firmware updates to improve system performance and signal processing.

Consult Technical Support:

  • If the error persists after performing the above steps, consult technical support or the manufacturer for further assistance.


  • Regular maintenance and inspection of the steering system components can help prevent signal faults.
  • Ensuring the wiring and connectors are in good condition is crucial for reliable operation of the control unit and steering system.

Control Units: John Deere

John Deere Parts
John Deere Logo