audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Extracting and driving in needle bearing for crankshaft > < Measuring axial clearance of crankshaft
Measuring radial clearance of crankshaft
Measuring radial clearance of crankshaft
Special tools and workshop equipment required
t  Plastigage
Procedure
–  Remove bearing cap.
–  Clean bearing cap and bearing journal.
–  Place a length of Plastigage corresponding to the width of the bearing on the bearing journal or in the bearing shell.
l  The Plastigage must be positioned in the centre of the bearing shell.
–  Fit bearing cap and tighten bolts to 65 Nm (do not turn further) without rotating crankshaft.
–  Remove bearing cap again.
–  Compare width of Plastigage with measurement scale.
Radial clearance:
l  New: 0.03 ... 0.08 mm.
l  Wear limit: 0.17 mm.
   

Extracting and driving in needle bearing for crankshaft > < Measuring axial clearance of crankshaft