New Holland 19730 – New Holland Dosing Control Unit Dcu: Ignition on signal not sensed during initialization

The system detected that the ignition on signal K15 was not sensed during initialization. This indicates a problem with the ignition switch or its associated circuit.

1. 1

   Ignition switch

2. 2

   Ignition on signal K15 circuit

3. 3

   Connections related to the ignition switch

1. 1

   Inspect

   Inspect the ignition switch for damage or improper installation.

2. 2

   Test

   Test the ignition on signal K15 circuit for continuity and proper voltage.

3. 3

   Check

   Check all connections related to the ignition switch for looseness or corrosion.