John Deere 3509: Sensor Supply #1 Voltage Fault

The system has detected an issue with the voltage supply to Sensor Supply #1. This may indicate a problem with the power source or the circuit providing power to the sensor.

1. 1

   Power source for Sensor Supply #1

2. 2

   Wiring and connections to Sensor Supply #1

3. 3

   Voltage levels at Sensor Supply #1

1. 1

   Verify power source

   Check the power source supplying voltage to Sensor Supply #1 to ensure it is functioning correctly.

2. 2

   Inspect wiring

   Examine the wiring and connections to Sensor Supply #1 for damage, corrosion, or loose connections.

3. 3

   Measure voltage

   Use a multimeter to measure the voltage at Sensor Supply #1 and compare it to the expected value.