RLC 522343.06 – Heated Rear Window, Current Too High

RLC 522343.06 (RLC )

Code: 522343.06



This diagnostic trouble code is generated if the control software registers that the current at the output to the heated rear window is too high. This indicates a short circuit to ground.


When this error is detected, the control software may experience limited or no functionality of the heated rear window.


  • Inspect Heated Rear Window Circuit:
    • Check the wiring and connectors associated with the heated rear window for signs of short circuits to ground. Look for damaged insulation or exposed wires. Repair or replace any compromised wiring.
  • Test Heated Rear Window:
    • Test the heated rear window to ensure it is not damaged or causing excessive current draw. Replace any faulty components.
  • Verify Power Supply:
    • Ensure the power supply to the heated rear window is stable and within the specified range. Inspect for any issues that could cause an overcurrent condition.


Excessive current can damage the heated rear window and associated circuitry. Regular inspection and maintenance of the electrical system are essential to prevent such issues.

Control Units: John Deere

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