Crankshaft, Measuring Radial Clearance
WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Plastigage®
Procedure
-- Remove the guide frame and clean the bearing journals.
-- Place the Plastigage® over the entire width of the bearing journal or into the bearing shells.
- Plastigage® must rest in center of bearing shell.
-- Position the guide frame and tighten using the old bolts. Refer to OVERVIEW - CRANKSHAFT . While doing so, do not turn the crankshaft.
-- Install the guide frame.
-- Compare width of Plastigage® with calibrated scale.
Radial clearance:
- New: 0.02 to 0.05 mm.
NOTE:
Wear limit not yet determined.