Valve Guides, Checking
WARNING: This page is about a different car, the 2016 Audi Q3 Quattro, 2016 Audi Q3, 2015 Audi Q3 Quattro, and 2015 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. Valve stem end must be flush with the guide. Due to differences in valve stem diameter, make sure that only intake valves are used to check intake valve guides, and only exhaust valves are used to check exhaust valve guides.
-- Determine tip clearance.
Wear Limit
| Intake Valve Guide | Exhaust Valve Guide |
|---|---|
| 0.60 mm | 0.60 mm |
NOTE:
If wear limit is exceeded, measure again using new valves. If wear limit is still exceeded, replace cylinder head.
If the valve is to be replaced as part of a repair, use a new valve for the calculation.