V8 Quattro V8-3562cc 3.6L DOHC (PT) (1990)
![background image](/audi/v8_quattro/v8-3562cc_3.6l_dohc_(pt)/Page-809001.png)
Cylinder Head Cover: Technical Service Bulletins
Engine Valve Covers - Leaking
Subject:
Leaking Engine Valve Covers
(Supercedes Tech, Bulletin 90-02, April 30, 1990)
Model(s):
V8 Quattro-From 1990 m.y.
Group:
15
Number:
90-03
Date:
May 31, 1990
Cause:
Valve cover retaining nuts loosen.
Production Change:
As of VIN:
44-LN029087
Seirvice Solution:
Retorque valve cover retaining nuts:
^
cut tie wraps and remove left/right engine intake air ducts
^
remove bolts 1 from air filter housing assembly
^
remove ignition cable covers from center of each valve cover
Note
DO NOT remove valve covers. To minimize oil leakage and damage to valve cover gasket, remove and perform repair to only one retaining nut or stud
at a time, and in the sequence shown.
^
remove valve cover retaining nut, stud
^
clean off valve cover retaining studs with solvent