Valve Guides, Checking
WARNING: This page is about a different car, the 2018 Audi Q3 Quattro, 2018 Audi Q3, 2017 Audi Q3 Quattro, and 2017 Audi Q3. 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
Test Sequence
-- Insert the valve into guide. The valve stem end must be flush with the guide. Due to differences in valve stem diameter, only use intake valves in intake valve guides, and exhaust valves in exhaust valve guides.
-- Determine the tilting clearance.
Wear Limit
| Intake Valve Guide | Exhaust Valve Guide |
|---|---|
| 0.60 mm | 0.60 mm |
- If the wear limit is exceeded, measure again using new valves. If the wear limit is still exceeded, replace the cylinder head.
- If the valve is to be replaced as part of a repair, use a new valve for the measurement.