CLAAS A0ACh: Fault in RAM Test for Valve 5

During the start-up process, an error occurs during the RAM test. The RAM is identified as faulty, and Valve 5 returns to neutral. The RAM memory of the 1 valve is tested for read/write functionality during start-up. If the error reoccurs, Valve 5 should be replaced.

1. 1

   The status of the RAM memory during start-up

2. 2

   The operation of Valve 5 during the RAM test

3. 3

   Whether the error reappears after clearing it

1. 1

   Clear the error

   Follow the procedure to clear the fault code as specified in the service manual.

2. 2

   Monitor for recurrence

   Observe whether the error reappears after clearing it.

3. 3

   Replace Valve 5

   If the error reappears, replace Valve 5 as indicated in the source.