OIC 523690.04 – Switch for Remote Control of Rear Hitch (Right/Left), Voltage Too Low

OIC 523690.04 (OIC )

Code: 523690.04



This error code indicates that the voltage at the switch for remote control of the hitch (right/left) is too low, suggesting a short to ground.


The remote control of the hitch is deactivated by the control software, resulting in non-operation.


Inspect Remote Control Switch:

  • Check the switch for remote control of the hitch and its wiring for signs of damage, loose connections, or corrosion. Repair or replace any faulty components.

Test Voltage Levels:

  • Use a multimeter to measure the voltage at the remote control switch. Ensure it remains within the specified range. If it is too low, investigate the power source for faults.

Check for Shorts:

  • Inspect for any short circuits to ground along the wiring of the remote control switch. Repair any identified shorts.

Update Control Software:

  • Ensure that the control software is updated to the latest version. Firmware updates might improve handling of switch voltage levels.

Consult Manufacturer Support:

  • If the issue persists, consult technical support or the manufacturer for further diagnostics and assistance.

Monitor System Performance:

  • After addressing the issue, monitor the system to ensure the voltage remains within the specified range and the error does not recur.


Maintaining proper voltage levels in the switch is crucial for reliable operation. Regular checks and maintenance can prevent voltage-related issues.

Control Units: John Deere

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