John Deere 620: Sensor Supply Voltage Fault

The system has detected an issue with the voltage supplied to a sensor. This may affect the proper operation of the sensor and the system's ability to monitor or control the associated function.

1. 1

   The power supply to the sensor

2. 2

   Wiring and connections to the sensor

3. 3

   The sensor itself

1. 1

   Verify the power supply to the sensor

   Check that the sensor is receiving the correct voltage as specified in the service manual.

2. 2

   Inspect wiring and connections

   Check for loose, damaged, or corroded wiring and connections to the sensor.

3. 3

   Test the sensor

   Use a multimeter to test the sensor's output and compare it to expected values.