A12Dh
CLAAS A12Dh: Fault in RAM Test - Valve 8 Returns to Neutral
Issue description
The system detected an error during the RAM test at start, indicating a fault in the RAM. The 8 valve returns to neutral, and the RAM memory of the 1 valve is write/read tested during startup. If the error reoccurs, the 8 valve may need to be replaced.
Check the cause
Check if the error reappears after clearing it
Verify the condition of the 8 valve
Ensure the system is properly powered and the RAM test is executed correctly
Repair steps
Clear the error
Follow the procedure to clear the fault code from the system.
Monitor the system
Restart the system and observe if the error reappears.
Replace the 8 valve
If the error appears again, replace the 8 valve as indicated in the source.
Parts you might need
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