spark plugs AUDI A4 1997 B5 / 1.G AFC Engine Lock Carrier Removing For Service Workshop Manual

15-24

Valve stem oil seals, replacing


Cylinder head installed

- Remove toothed camshaft drive belt page 13
-
11
.

- Remove camshafts and hydraulic lifters.

- Remove spark plugs.

- Rotate crankshaft by hand to set piston of
appropriate cylinder to Bottom Dead Center
(BDC).

- Thread VW 653/3 hose, US 1106 cylinder
leakdown tester or equivalent with seal into
spark plug hole by hand and apply a continuous
pressure of at least 6 bar (87psi).

Note:
Tight valve keepers can be loosened by tapping lightly on lever VW 541/1
with a hammer. - Install compressor tool 2036 and adjust to height of studs.
- Remove valve spring with valve spring tensioner VW 541/1 and thrust
pad VW 541/5 or equivalent.
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