John Deere 1807.31 – XSC: Steering Wheel Motion Not Detected
Issue description
Steering movement is detected at the front wheels without a corresponding command being transmitted to the steering control valves. This indicates a potential malfunction in the steering wheel position sensor or the control system, which causes the control software to exhibit limited or no functionality, impacting the accuracy and responsiveness of the steering system.
Applies to these machines
33 machines- 6110M
- 6120M
- 6130M
- 6145M
- 6155M
- 6175M
- 6195M
- 6110R
- 6120R
- 6130R
- 6145R
- 6155R
- 6175R
- 6195R
- 6215R
- 6145J
- 6165J
- 6180J
- 6205J
- 8235R
- 8245R
- 8260R
- 8285R
- 8310R
- 8335R
- 8360R
- 8400R
- 8225R
- 8100T
- 8200T
- 9400T
- 8320RT
- 8345RT
Check the cause
Inspect the steering wheel position sensor for any signs of damage or wear, and ensure it is properly installed and securely connected to the wiring harness.
Inspect the steering control valves for proper operation, checking for any blockages or mechanical malfunctions, and ensure they are receiving commands correctly.
Use John Deere diagnostic tools to monitor the sensor output, verifying if the output correctly corresponds to steering commands by comparing readings with actual steering movements.
Repair steps
Visual & Physical Inspection
Locate the steering wheel position sensor on the steering column. Inspect the wiring, connector, and sensor body. Re-secure or repair any loose connections.
Valve Inspection
Inspect the steering control valves. Clear any blockages and verify that the valves actuate when commanded.
Software Update
Check for and install any available updates for the XSC control software. Software updates can sometimes address signal processing issues or bugs causing false codes.
Part Replacement
If the wiring is intact, the valves are functioning, and the software is up to date but the diagnostic tool still shows discrepancies in sensor output, replace the Steering Wheel Position Sensor.
Calibration
After replacing the sensor or updating the software, clear the diagnostic trouble codes and perform any necessary steering calibrations as outlined in the service manual.
Parts you might need
(5)Steering Wheel Position Sensor
RE305619Fits a wide range of wheeled tractors including 6J, 6M, 6R, 7R, 8R, and 9R series (e.g., 6145J, 6165J, 8235R, 8260R).
Steering Wheel Position Sensor
RE257113Fits 8R series tractors (e.g., 8225R, 8245R, 8310R, 8360R). Note: This replaces older part numbers RE172651, RE191389, RE214147, and RE241785.
Steering Wheel Position Sensor
RE69108Fits T-series tracked tractors (e.g., 8100T, 8200T, 9400T).
Steering Wheel Position Sensor
RE341251Fits RT-series tracked tractors (e.g., 8320RT, 8345RT).
Steering Control Valve
Generic part name; specific part number depends on the exact machine serial number and hydraulic setup.
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