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Checking gear oil in rear final drive > < Detaching and attaching propshaft at rear final drive

A4 Cabriolet Mk2

Measuring and marking radial run-out at flange for propshaft
Measuring and marking radial run-out at flange for propshaft
Special tools and workshop equipment required
   
t  Universal dial gauge bracket -VW 387-
t  Dial gauge
t  Bolt M10×30
  Note
t  The radial run-out must always be measured when the flange for the propshaft at the rear final drive has been removed. Remove old paint marking and make new marking.
  W00-0037
t  If a new propshaft is being installed and the marking on the flange shaft of the rear final drive is no longer visible, the point of maximum radial run-out (corresponding to the maximum distance from the axis of rotation) must be measured with a dial gauge and marked with a coloured dot -arrow B-.
t  The coloured dot on the propshaft -arrow A- is then brought into alignment with this marking -arrow B-.
t  The radial run-out can be measured without removing the rear final drive.
–  Unbolt propshaft from rear final drive → Chapter.
  A39-10085
–  Secure measuring equipment to rear final drive with bolt -A- (M10 x 30).
–  Apply dial gauge to machined surface on inner side of flange for propshaft -arrow- and set to “0” with a preload of 1 mm.
–  Turn both rear wheels in the same direction to turn the flange through one complete rotation.
–  Mark point of maximum radial run-out with coloured dot on outside of flange (corresponding to maximum distance from axis of rotation).
–  Then remove previous marking on flange.
–  Attach propshaft → Anchor.
  A39-10105

Checking gear oil in rear final drive > < Detaching and attaching propshaft at rear final drive