CLAAS 78ACh: Communication Problem Between CSM and EXT (A62) External Function Module

There is a communication issue between one of the functions controlled by the CSM and the EXT (A62) external function module. This fault indicates a failure in the data exchange between these two components.

1. 1

   The connection between the CSM and the EXT (A62) external function module

2. 2

   The wiring or cabling between the CSM and the EXT (A62) external function module

3. 3

   The power supply to the CSM and the EXT (A62) external function module

1. 1

   Inspect

   Inspect the physical connection between the CSM and the EXT (A62) external function module for any damage or loose connections.

2. 2

   Test

   Test the wiring or cabling between the CSM and the EXT (A62) external function module for continuity and proper functionality.

3. 3

   Verify

   Verify the power supply to the CSM and the EXT (A62) external function module to ensure it is stable and within specifications.