CLAAS 7839h: Fault in Auto Pilot Contact or MFA (A100) Armrest Multifunction Module

The fault code indicates a problem with either the Auto pilot contact or the MFA (A100) armrest multifunction module. This may result in improper functionality of the auto pilot system or the multifunction module.

1. 1

   The Auto pilot contact

2. 2

   The MFA (A100) armrest multifunction module

1. 1

   Inspect

   Inspect the Auto pilot contact for damage, wear, or poor connection.

2. 2

   Inspect

   Inspect the MFA (A100) armrest multifunction module for visible damage or loose connections.

3. 3

   Test

   Test the functionality of the Auto pilot contact and the MFA (A100) armrest multifunction module according to the service manual.