New Holland 3059 – ENGINE: EDC Power Relay - Main Relay: DFC for Stuck Main Relay Error

The fault code indicates an issue with the EDC Power Relay, specifically a stuck main relay error detected by the DFC (Diagnostic Fault Code) system. This suggests that the main relay is not functioning as expected, potentially affecting the power supply to the engine control system.

1. 1

   EDC Power Relay

2. 2

   Main Relay

3. 3

   the affected circuit

1. 1

   Inspect

   Check the EDC Power Relay and Main Relay for physical damage or signs of overheating.

2. 2

   Test

   Test the operation of the EDC Power Relay and Main Relay to confirm if they are stuck in a closed or open position.

3. 3

   Replace

   If the relay is found to be faulty, replace it with a compatible relay as specified in the service manual.