Valve Guides, Checking
WARNING: This page is about a different car, the 2018 Audi TT Quattro. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Dial Gauge Holder: VW387
- Dial Gauge - 0-10mm: VAS6079
Procedure
- If the valve is replaced during a repair, use a new valve for measurement.
- Only use an intake valve in the intake valve guide and an exhaust valve in the exhaust valve guide.
-- Secure the : VAS6079 with the : VW387 on the cylinder head.
-- Place the valve in the valve guide.
- Valve stem tip must seal with the valve guide.
-- Determine the tilting clearance.
- Wear limit: 0.8 mm.
-- If the wear limit is exceeded, measure using new valves.
-- Replace the cylinder head if the wear limit is still exceeded. (The valve guides cannot be replaced.)