AUDI A4 2000 B5 / 1.G APB Engine Lubrication System Components Repair Manual

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Component

Nm
Stop for torque reaction support to
bracket on engine
25
Engine mounting to subframe 25
Torque reaction support to front of oil pan 25
Engine mounting to engine support 25
Chain sprocket to oil pump 25

Other tightening torques
** Combi bolt -4- must be replaced after removing. Nut for engine mounting -1- 25
Bolts -2- and -3- 60
Combi bolt -4- **
110 + 90
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Oil pump, removing and installing


Removing

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.

- Unbolt air conditioner lines from oil pan -arrows-.
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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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- 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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Repair Manual, Suspension, Wheels,
Steering, Repair Group 40


- 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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Tightening torques

Component

Nm
Chain sprocket to oil pump 25
Lower section of oil pan to upper section
of oil pan 10
Oil drain plug in lower section of oil pan 30
Oil pump to cylinder block 25
A/C compressor to bracket 25
Oil pump supply lines to upper section of
oil pan 10
Bracket for A/C lines to oil pan 10
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Front sealing flange and oil pump drive
chain, removing and installing


Removing

- Remove ribbed belt Page 13
-1 .

- Remove toothed belt Page 13
-4 .

- Drain engine oil.

Use a separate container to collect the engine
oil.
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