1997 AUDI A4 APB Engine Lubrication System Components Workshop Manual

17-25

Installing
Install in the opposite order to removing. When
installing, note the following points:

- Install lock carrier

Repair Manual, Body Exterior, Repair Group
50


- Install bumper

Repair Manual, Body Exterior, Repair Group
63


- Fill with coolant Page 19
-19
.

Component

Nm
Bolts M6 10
Bolts M8 20
Toothed belt sprocket to camshaft 55
Intake manifold to cylinder head 10
Oil check valves 25
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Cover for oil check valves 10
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17-26

Lower section of oil pan, removing and
installing


Special tools, testers and auxiliary items

Drip tray VAG 1306

Repair Manual, Body Exterior, Repair Group 63

Repair Manual, Body Exterior, Repair Group 50 - Remove noise insulation panel -arrows-.
- Remove bumper.
- Move lock carrier to service position.- Remove ribbed belt Page 13
-1 .

- Unbolt air conditioner lines from pan -arrow-.
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17-27

WARNING!

Do not open air conditioner refrigerant
circuit.

Notes:
Note:
Use a separate container to collect the engine oil. - Detach air conditioner compressor -1...2-.
Watch position of guide bushes when installing.When installing, insert bolt -1- in the compressor first. To prevent damage to the condenser and refrigerant lines/hoses,
ensure that the lines and hoses are not stretched, kinked or bent.
- Drain engine oil.

- Remove lower section of oil pan.
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17-28

Installing
Install in the opposite order to removing. When
installing, note the following points:

Note:
Do not use any adhesive or sealant.

- Clean sealing surfaces; ensure that they are free
of oil and grease.

- Install new gasket on lower section of oil pan
and install on upper section of oil pan with two
diagonally opposite bolts.

- Tighten all securing bolts hand-tight.

- Tighten bolts to 10 Nm with torque wrench,
working from center outward.

- install new seal on oil drain plug and tighten to
30 Nm.
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17-29

- Fill engine with oil.

Repair Manual, Maintenance


- Install lock carrier in normal position.

Repair Manual, Body Exterior, Repair Group
50


- Install bumper.

Repair Manual, Body Exterior, Repair Group
63

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17-30

Chain tensioner for oil pump, checking

The chain tensioner incorporates a leaf spring.
To check the spring tension, the lower section of
the oil pan must be removed.

- Remove bumper

Repair Manual, Body Exterior, Repair Group
63


- Move lock carrier to service position.

Repair Manual, Body Exterior, Repair Group
50


- Remove ribbed belt Page 13
-1 .

- Remove lower section of oil pan Page 17
-
26


If no spring tension can be felt and the chain is not being tensioned, this
means the chain tensioner is malfunctioning and must be replaced. - Insert a screwdriver between chain and chain tensioner and press
screwdriver against chain tensioner.
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To replace oil pump chain tensioner, remove front sealing flange Page 17
-55
.
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