CLAAS 75CDh: Loss of ENG module engine speed information

The system is experiencing a loss of engine speed information from the ENG module. The units are supplied with 12V after ignition, and a theoretical speed of greater than 1 km/h is specified.

1. 1

   The connection and wiring of the ENG module

2. 2

   The power supply to the ENG module after ignition

3. 3

   The signal transmission from the ENG module to the system

1. 1

   Inspect

   Inspect the connection and wiring of the ENG module for any damage, loose connections, or corrosion.

2. 2

   Test

   Test the power supply to the ENG module after ignition to ensure it is receiving 12V as specified.

3. 3

   Verify

   Verify the signal transmission from the ENG module to the system using the appropriate diagnostic tools.