New Holland 3787 – ENGINE: Diesel Particulate Filter: Signal Range Check Flow Resistance - Very High

The Diesel Particulate Filter is reporting a signal range check indicating that the flow resistance of the particulate filter is very high. This may indicate a blockage or restriction in the filter, which can affect engine performance and emissions.

1. 1

   The condition of the Diesel Particulate Filter for signs of clogging or damage

2. 2

   The integrity of the sensors or wiring related to the flow resistance measurement

3. 3

   The operation of the system that manages the flow resistance of the particulate filter

1. 1

   Inspect

   Visually inspect the Diesel Particulate Filter for signs of clogging, damage, or excessive soot buildup.

2. 2

   Test

   Test the sensors or wiring associated with the flow resistance measurement to ensure they are functioning correctly.

3. 3

   Clean or Replace

   If the Diesel Particulate Filter is clogged, clean or replace it as necessary according to the service manual.