drain bolt AUDI A4 1996 B5 / 1.G APB Engine Lubrication System Components Workshop Manual

17-9


6 -
Hex socket head bolt M8
Tightening torque: 20 NmThe coolant drain screw is next to this bolt
7 -
Hex bolt M6 Tightening torque: 10 Nm
8 -
O-ring Always replace
9 -
Gasket for lower section of pan Sealing surfaces should be clean and dry
10 -
Oil drain plug Tightening torque: 30 Nm
11 -
Seal for oil drain plug Always replace
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17-12

Oil check valves, replacing


Note:
If irregular valve noise occurs repeatedly during
short journeys and disappears after extended
driving, the oil check valves must be replaced.

All cable ties which are released or cut open
when removing the engine must be replaced in
the same position when installing the engine.
Catch drained-off coolant in a clean container
for re-use or disposal.
Replace all gaskets and seals.

Removing

- Remove bolts -arrows- and remove engine cover panels -A...C-.
- Remove cover above air cleaner.
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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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17-33

- Unbolt dipstick guide tube at front of cylinder
head (right side), and pull out of oil pan from the
top.

Repair Manual, Body Exterior, Repair Group 63

Repair Manual, Body Exterior, Repair Group 50
WARNING!
Hot steam can escape from the expansion tank when the filler cap is
opened. Cover the filler cap with a cloth and remove it carefully. - Remove noise insulation panel -arrows-.
- Remove bumper.
- Move lock carrier to service position.- Remove cap on coolant expansion tank.
- Place drip tray VAG 1306 below engine.

- Turn drain screw -arrow- on radiator anti-clockwise, if necessary install
drain hose to connection.
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17-34


- Also open coolant drain screw -arrow- at rear right of oil pan.
- Draining off and filling up coolant Page 19
-19
.
- Drain off engine oil.
Use a separate container to collect the engine oil.

- Set up support bracket 10-222A with adapter 10-222A/3 on bolted
flanges for wing panels.
- Attach support bracket to front and rear lifting eyes on engine.
- Raise engine as far as possible with spindles of support bracket.
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17-44

- Clean both sealing surfaces for lower section of
oil pan; ensure that they are free of oil and
grease.

Note:
Do not use any adhesive or sealant.

- 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.

Notes:

When installing the upper section of the oil pan
with the engine removed from the vehicle,
ensure that the oil pan is positioned flush with
the cylinder block at the flywheel end.
The sealant must be left to dry for about 30
minutes after installing the oil pan before engine
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17-46

Tightening torques

Component

Nm
Upper section of oil pan to cylinder
block M6 10
M8 20
Lower section of oil pan to upper
section of oil pan 10
oil pan to transmission M8 25
M10 45
Coolant line to oil pan 10
Oil drain plug in lower section of oil
pan 30
Dipstick guide tube to cylinder head 25
Oil pump to cylinder block 25
Oil pump supply lines to upper
section of oil pan 10
Front sealing flange M6 10
Collar bolt M8 30
Bracket for coolant lines to oil pan 10
Coolant drain screw on engine 20
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17-49

WARNING!

Do not open air conditioner refrigerant
circuit.

Notes:
Note:
Use a separate container to collect the engine oil. - Detach air conditioner compressor -1...3-.
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.
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17-53

- Clean both sealing surfaces for lower section of
oil pan; ensure that they are free of oil and
grease.

Note:
Do not use any adhesive or sealant.

- 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 the center outwards.

- Install new seal on oil drain plug and tighten to
30 Nm.

- Fill up engine oil.

Repair Manual, Maintenance


- Install subframe.

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