New Holland 3966 – ENGINE: Water in Fuel Filter Failure

The system has detected the presence of water in the fuel filter, which can lead to engine performance issues or damage if not addressed promptly.

1. 1

   Fuel filter for signs of water accumulation

2. 2

   Fuel system for possible water ingress

3. 3

   Fuel tank for contamination or condensation

1. 1

   Drain and replace the fuel filter

   Remove the fuel filter and drain any accumulated water. Replace the filter with a new one if water is present.

2. 2

   Inspect the fuel tank

   Check the fuel tank for signs of water contamination or condensation. If water is found, drain and clean the tank.

3. 3

   Check for water entry points

   Examine the fuel system for any leaks or damaged seals that could allow water to enter the fuel supply.