This error code, XSC 523821.02, indicates that the control unit is connected to an incorrect harness, which is incompatible with the steering control unit (AutoTrac™). This misconnection can lead to communication failures and improper operation of the steering system.
- John Deere error XSC codes
- John Deere error XSC codes
This error code, XSC 523789.05, is generated when the XSC control software registers that the voltage at the output of the wheel angle sensor is too high. This condition indicates that the circuit is open, suggesting a potential issue with the sensor or its wiring.


