John Deere 000444.03: Voltage To Dash Module High Volts

The voltage supplied to the Dash Module (FCC) is higher than expected, which may indicate an issue with the power supply or the voltage regulation system.

1. 1

   The power supply to the Dash Module (FCC)

2. 2

   The voltage levels at the input of the Dash Module (FCC)

1. 1

   Verify the voltage input to the Dash Module (FCC)

   Use a multimeter to measure the voltage at the input of the Dash Module (FCC) and compare it to the expected range.

2. 2

   Inspect the wiring and connections to the Dash Module (FCC)

   Check for any damaged, loose, or corroded wiring or connectors that could cause abnormal voltage levels.