Deutz-Fahr 1121: SCR: DEF Pump Motor Supply Module, Short Circuit to Ground

A short circuit to ground has been detected in the DEF Pump Motor Supply Module. This fault indicates an electrical issue within the module that may prevent proper operation of the system.

1. 1

   The wiring and connections of the DEF Pump Motor Supply Module

2. 2

   The integrity of the module's housing and insulation

3. 3

   Potential damage or moisture exposure to the module

1. 1

   Inspect

   Visually inspect the DEF Pump Motor Supply Module for signs of damage, corrosion, or moisture exposure.

2. 2

   Test

   Use a multimeter to test for continuity between the module's circuit and ground to confirm the presence of a short circuit.

3. 3

   Replace

   If a short circuit is confirmed, replace the DEF Pump Motor Supply Module with a new or verified functional unit.