Massey Ferguson P131: X38 - Trailer braking proportional solenoid valve. Open circuit

The fault code indicates an open circuit in the trailer braking proportional solenoid valve. This suggests a break or disconnection in the electrical path of the component, preventing it from functioning properly.

1. 1

   Wiring connections to the trailer braking proportional solenoid valve

2. 2

   Circuit continuity to the trailer braking proportional solenoid valve

3. 3

   Physical integrity of the wiring harness

1. 1

   Inspect

   Inspect the wiring connections to the trailer braking proportional solenoid valve for looseness, corrosion, or damage.

2. 2

   Test

   Test the circuit continuity to the trailer braking proportional solenoid valve using a multimeter or continuity tester.

3. 3

   Examine

   Examine the wiring harness for any visible damage, cuts, or breaks that could cause an open circuit.