HCC 001873.02 – Rear Hitch Position Sensor Circuit Voltage Fault

HCC 001873.02 (HCC 1873.02)

Code: 001873.02

Shortcode: 1873.02


This error code indicates a voltage fault in the Rear Hitch Position Sensor circuit. The sensor may be damaged or require recalibration.


The HCC function is degraded when this error code is active.


  • Inspect Sensor and Wiring:
    • Check the Rear Hitch Position Sensor and its wiring for signs of damage, loose connections, or corrosion.
  • Test Sensor:
    • Verify the sensor’s functionality to ensure it is operating within the specified voltage range.
  • Calibrate Sensor:
    • Perform a calibration of the Rear Hitch Position Sensor following the manufacturer’s guidelines.
  • Replace Faulty Sensor:
    • If the sensor is found to be defective, replace it with a new one.
  • Consult Technical Support:
    • If the issue persists, contact technical support for further diagnostics and troubleshooting.


Regular inspection and calibration of the Rear Hitch Position Sensor are essential to maintain the correct functioning of the hitch control system.

Control Units: John Deere

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