Central Locking System Knob - Loose, Cracked

9220audi03

57-89-T02
May 89


80/90 All
M.Y. 1988-89


Central Locking System Knob - Loose, Cracked


Cause:
Incorrect tolerance between knob and locking rod.

Production:
A. Thread pitch on locking rod changed from 0.75 mm to 1.00 mm.
As of: October 1987
VIN: 89_JA179137

Angle of knob twist changed from 120 degrees to 180 degrees.
As of: July 1987
VIN: 89_JA126027

B. Knob with inside radius and groove.
As of: September 1987
VIN: 89_JA153044

C. Threaded end of locking rod shortened. Plastic material for knob improved.
As of: April 1989
VIN: 89_KA237045





Service:
Replace knob, P/N 893 837 187D 01C.

Knob adjustment with door locked:
knurled portion + 2 mm must be visible.