CLAAS A004h: Fault Code A004h - Valve 1 Internal Calculation Error

The system has detected an internal calculation error related to Valve 1. The error may be caused by a value that is out of the acceptable range. The system attempts to return Valve 1 to neutral, but if the error reoccurs, further action is required.

1. 1

   Valve 1 for proper operation

2. 2

   System data input related to Valve 1

3. 3

   Error logging for recurring issues

1. 1

   Clear the error

   Follow the system procedure to clear the error and monitor if it reoccurs.

2. 2

   Inspect Valve 1

   Check Valve 1 for any signs of malfunction or improper function.

3. 3

   Replace Valve 1

   If the error reappears after clearing, replace Valve 1 as indicated in the source.