Volkswagen Workshop Service and Repair Manuals > Polo Mk4 > Engine | 4 - Cyl. diesel engine (with distributor injection pump) | Engine cylinder head, valve gear | Valve mechanism - repair

Hydraulic taps - check

Special tools and workshop equipment required

t	Razor gauge

t	Wooden and/or plastic wedge

Note

t	Replace hydraulic taps completely (cannot be adjusted or repaired).

t	Irregular valve noises during start are normal.

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