John Deere 100100: CAN Bus Message Missing from Left Control Unit - System Data

The system has detected that a CAN Bus message from the Left Control Unit is missing, specifically related to System Data. This indicates a potential communication issue between the Left Control Unit and the rest of the system.

1. 1

   The communication link between the Left Control Unit and the main system

2. 2

   The integrity of the CAN Bus wiring connected to the Left Control Unit

3. 3

   The functionality of the Left Control Unit itself

1. 1

   Inspect

   Check the CAN Bus wiring for the Left Control Unit for damage, loose connections, or corrosion.

2. 2

   Test

   Use a diagnostic tool to verify the communication status of the Left Control Unit and confirm the presence of the missing message.

3. 3

   Replace

   If the Left Control Unit is determined to be faulty, replace it with a compatible unit.