John Deere 620..............: Sensor Supply Voltage High

The system has detected an abnormally high voltage level in the sensor supply circuit. This condition may affect the proper operation of the sensor and could lead to incorrect readings or system malfunctions.

1. 1

   The voltage level at the sensor supply circuit

2. 2

   Connections and wiring related to the sensor supply circuit

3. 3

   Power source or voltage regulation for the sensor supply

1. 1

   Measure the voltage at the sensor supply circuit

   Use a multimeter to verify the voltage level. Compare the reading to the specifications provided in the service manual.

2. 2

   Inspect the wiring and connections

   Check for any damage, corrosion, or loose connections in the wiring and connectors associated with the sensor supply circuit.

3. 3

   Verify the power source or voltage regulation

   Ensure that the power source or voltage regulation system is functioning correctly and providing the proper voltage to the sensor supply circuit.