New Holland 19073 – DCU: Voltage supply 2 -tube heaters (UB2) electrical short to battery

The fault code indicates an electrical short to the battery in the voltage supply for the 2-tube heaters (UB2) when key 15 is off. This is related to the reagent-suction tube heating system and suggests a short circuit in the high side of the circuit.

1. 1

   The wiring and connections associated with the 2-tube heaters (UB2)

2. 2

   The component identified by this code

3. 3

   The affected circuit for the reagent-suction tube heating