Deutz-Fahr 1134: Exhaust aftertreatment 1 Diesel particulate filter (DPF) Differential pressure sensor - voltage above normal value or short circuit to plus

The differential pressure sensor for the Diesel particulate filter in the exhaust aftertreatment system is reporting a voltage that is above the normal value or has a short circuit to plus.

1. 1

   The wiring and connections of the differential pressure sensor

2. 2

   The integrity of the sensor itself

3. 3

   The power supply to the sensor

1. 1

   Inspect

   Inspect the wiring and connections of the differential pressure sensor for damage, corrosion, or loose contacts.

2. 2

   Test

   Test the differential pressure sensor for proper operation and voltage output using a multimeter.

3. 3

   Replace

   If the sensor is faulty or the wiring is damaged, replace the affected component.