CLAAS 7886h: EXT module no longer transmits messages on ISO CAN bus

The EXT module has stopped transmitting messages on the ISO CAN bus because of an excessive number of CAN frame errors. This indicates a communication issue within the ISO CAN bus system.

1. 1

   The integrity of the ISO CAN bus wiring and connections

2. 2

   The functionality of the EXT module

3. 3

   The presence of any other modules or components causing interference on the ISO CAN bus

1. 1

   Inspect

   Inspect the ISO CAN bus wiring and connections for damage, corrosion, or loose connections.

2. 2

   Test

   Test the EXT module for proper functionality using the appropriate diagnostic tools.

3. 3

   Isolate

   Isolate the ISO CAN bus to identify if any other components are causing interference or excessive frame errors.