Checking oil ducts

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

Remove the camshaft reset valve
Check the oil ducts for the camshaft reset valve and camshaft pulley in the cylinder head for blockages.
NOTE:
If it is suspected that there are any contaminants in the camshaft reset valve it should be replaced.
Remedy as necessary
Try a new camshaft reset valve, if no fault is found in the oil ducts.

Other information:

To remove or replace the camshaft reset valve, see Replacing the variable valve timing (VVT) control valve .

Fig 1: Identifying Camshaft Reset Valve

Courtesy of VOLVO CARS OF NORTH AMERICA.

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Refer to Verification