Volkswagen Workshop Service and Repair Manuals > Golf Mk5 > Power unit | 4-cylinder injection engine (2.0 l engine, direct injection) | Engine cylinder head, valve gear | Valve gear

Checking valve guides

Special tools and workshop equipment required

t	Universal dial gauge bracket -VW 387-

t	Dial gauge

Test sequence

–	Insert new valve in guide. End of valve stem must be at same height as guide. On account of differing stem diameters, only use inlet valve in inlet guide and exhaust valve in exhaust guide.

–	Determine rock. Wear limit: 0.8 mm

If rock tolerance is exceeded:

–	Renew cylinder head.

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