CLAAS 7699h: Fault Code 7699h: Automatic Hand Brake Wear Sensor Issue

The fault code indicates a potential issue with the automatic hand brake wear sensor. A possible cause is a short-circuit on the sensor harness. The affected circuit may require inspection and replacement if necessary.

1. 1

   The sensor harness (Z157) for signs of damage or short-circuit

2. 2

   The automatic hand brake wear sensor (Z157) for proper function

1. 1

   Inspect

   Inspect the sensor harness (Z157) for any visible damage or short-circuit.

2. 2

   Test

   Test the automatic hand brake wear sensor (Z157) for proper operation.

3. 3

   Replace

   If the sensor or harness is faulty, replace the automatic hand brake wear sensor (Z157) using the recommended tool (n° 60 05 033 249).