audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Measuring piston projection at "TDC" > < Pistons and conrods - exploded view
Measuring radial clearance of conrods
Measuring radial clearance of conrods
Special tools and workshop equipment required
t  Plastigage
Procedure
–  Remove conrod 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.
–  Fit conrod bearing caps and tighten to 35 Nm without rotating crankshaft.
–  Remove conrod bearing cap again.
–  Compare width of Plastigage with measurement scale.
Radial clearance:
l  New: 0.02 ... 0.07 mm.
–  Renew conrod bolts.
   

Measuring piston projection at "TDC" > < Pistons and conrods - exploded view