P0004

The quantity control valve has a short circuit to positive.
Check component 'Y94/2 (Right quantity control valve)'.


Test 1: Continue

1.

Test 1.1: Continue

1.1.
Check component 'Y94 (Quantity control valve)' by means of actual value.
The actual values are OK.
Further procedure

- If the actuation angle of the quantity control valve matches the specified value exactly, synchronization between the camshaft and crankshaft must be checked. ( Substitute value in emergency mode )
- If fault codes are present for the camshaft, they must be processed.
- If fault codes are present for the crankshaft, they must be processed.
- Erase fault memory.
- Start combustion engine and allow to idle for 60s.
- Read out fault memory again.

End of test


End of test
Result: Pass