Deutz-Fahr 1108: Short Circuit in SCR Heater Relay Supply Module

A short circuit has been detected in the SCR heater relay supply module, specifically against Ubatt. This fault may also involve a short circuit in the battery supply to the SCR heater DEF supply module.

1. 1

   The SCR heater relay supply module

2. 2

   The battery short circuit connection

3. 3

   The SCR heater DEF supply module

1. 1

   Inspect

   Inspect the SCR heater relay supply module for visible damage or signs of short circuit.

2. 2

   Test

   Test the SCR heater relay supply module for electrical continuity and short circuit conditions.

3. 3

   Inspect

   Inspect the battery short circuit connection for damage, corrosion, or improper wiring.

4. 4

   Test

   Test the SCR heater DEF supply module for electrical continuity and short circuit conditions.