New Holland 19730 – DCU: Ignition 'on' signal not sensed during initialization

The system detected that the ignition 'on' signal was not sensed during the initialization process. This indicates a potential issue with the ignition switch or its associated circuit.

1. 1

   Ignition switch

2. 2

   Ignition 'on' signal circuit

3. 3

   Connection to the ignition switch

1. 1

   Inspect

   Check the ignition switch for proper operation and physical damage.

2. 2

   Test

   Verify the integrity of the ignition 'on' signal circuit using a multimeter or diagnostic tool.

3. 3

   Check

   Ensure all connections to the ignition switch are secure and free from corrosion.