John Deere 3: RCU 8 VDC Sensor Supply Out of Range

The RCU 8 VDC sensor supply is measuring higher than 8.5 VDC, indicating an abnormal voltage level in the circuit.

1. 1

   RCU 8 VDC sensor supply voltage

2. 2

   power source for the RCU

3. 3

   wiring and connections related to the RCU 8 VDC sensor supply

1. 1

   Verify voltage

   Measure the voltage of the RCU 8 VDC sensor supply using a multimeter to confirm it is greater than 8.5 VDC.

2. 2

   Inspect wiring

   Check the wiring and connections associated with the RCU 8 VDC sensor supply for damage, loose connections, or shorts.

3. 3

   Check power source

   Ensure the power source supplying the RCU 8 VDC sensor supply is functioning correctly and providing stable voltage.