ECU AUDI A4 1997 B5 / 1.G APB Engine Lubrication System Components User Guide

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Note:
The bead of sealant must not be thicker than 3
mm, as otherwise excess sealant may enter the
oil pan and block the strainer in the oil intake line.

Note:
Be particularly careful when applying the sealant around the rear sealing
flange -arrows in illustration-. - Make sure sealing surface is clean and then apply silicone sealant on
sealing surface of oil pan, as shown in illustration. (Illustration shows
position of sealant on cylinder block.)
- Locate oil pan in position immediately, and tighten all bolts securing oil
pan to cylinder block to 5 Nm initially.
- Tighten bolts securing oil pan to transmission to 45 Nm.
- Tighten bolts securing oil pan to cylinder block in diagonal sequence in
2 stages; tighten to 10 Nm when tightening second time.
- Tighten M10 bolts securing oil pan to cylinder block to 45 Nm.
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- 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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- Remove lower section of oil pan.

Notes: - Unbolt cover plate -2- for oil pump sprocket.
When loosening bolt -2- securing cover plate, counter-hold at welded
nut. When installing, make sure that the plate engages in position -arrows-.
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- Unbolt brackets for oil supply lines -arrows- and pull front (longer) oil
supply line away downward.

- Remove bolt securing chain sprocket to oil pump using Torx T45, and
pull sprocket off oil pump.
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Installing
Install in the opposite order to removing. When installing, note the
following points: - Remove oil pump together with shorter oil supply line.
- Before bolting on oil pump, install short oil supply line into pump and
upper section of oil pan with new O-rings.

Notes: - Bolt on cover plate -2- for oil pump sprocket.
When installing, make sure that the plate engages in position -arrows-.When tightening bolt -2- securing cover plate, counter-hold at welded
nut.
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- 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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Notes: - Remove lower section of oil pan.
- Unbolt cover plate for oil pump sprocket (-2-).
When loosening bolt -2- securing cover plate, counter-hold at welded
nut. When installing, make sure that the plate engages in position -arrows-.

- Unbolt both oil supply lines -1- and -3- from upper section of oil pan
and pull longer of two lines away downward.
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Replacing oil pump drive chain - Unbolt front sealing flange and take off gasket for front sealing flange
M6 bolts: 10 Nm M8 collar bolt: 30 Nm

- Remove bolt securing chain sprocket to oil pump using Torx T45, and
pull sprocket off oil pump.
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- Make sure sealing surface is clean and then apply silicone sealant on
sealing surfaceof front sealing flange, as shown in illustration.
( Illustration shows where bead of sealant is applied.)
- Use installing sleeve 3202/1 to install sealing flange. Locate sealing
flange in position immediately and tighten all 4 bolts in oil pan hand-
tight initially.
- Tighten bolts securing sealing flange Tightening torque: Front sealing
flange: M6 10 Nm, M8 20 Nm 4 bolts in oil pan: 10 Nm
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plug hole.

- Screw clamping bolt 3242 into hole so that crankshaft is secured
against turning.
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