A03Eh
CLAAS A03Eh: Supervisor error when starting. Valve 2 returns to neutral
Issue description
The system experiences a supervisor error during startup, and Valve 2 reverts to a neutral position. If the error recurs, it indicates a potential issue with Valve 2.
Check the cause
Valve 2 operation
Valve 2 position during startup
Error recurrence after clearing
Repair steps
Clear the error
Follow the procedure to clear the supervisor error as specified in the service manual.
Monitor Valve 2
Observe the behavior of Valve 2 during startup to confirm if it returns to neutral.
Replace Valve 2
If the error reappears after clearing, replace the Valve 2 as indicated in the source.
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