A4 Sedan L4-1.8L Turbo (AWM) (2001)
/Page-1239003.png)
^
Clean groove before checking clearance.
Piston Ring to Groove Clearance (Part 1 Of 2)
Piston Ring to Groove Clearance (Part 2 Of 2)
Fig. 3 Checking piston
^
Measure pistons approximately 10 mm from lower edge of skirt, at 90° to piston pin axis.
-
Permissible deviation from nominal dimension: no more than 0.04 mm
