engine AUDI A4 1997 B5 / 1.G APB Engine Lubrication System Components Owner's Manual

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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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- 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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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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Removing and installing chain sprocket on crankshaft Page 17
-62
.
Installing
Install in the opposite order to removing. When installing, note the
following points:
Note:
The front sealing flange must be installed within 5 minutes of applying
silicone sealant D 454 300 A2. - Remove oil pump together with shorter oil supply line.
- Take out oil pump sprocket and remove drive chain from crankshaft.
- Remove any residues of sealant on front of oil pan or engine block, if
necessary.
- Clean sealing surfaces; ensure that they are free of oil and grease.
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Oil pressure and oil pressure switch,
checking


Note:
Servicing and checking function of oil pressure
warning lamp and buzzer:

Electrical Wiring Diagrams, Troubleshooting &
Component Locations

Test procedure

- Remove oil pressure switch (F1) and screw oil pressure switch into
tester.
- Screw tester into oil pan in place of oil pressure switch.
- Connect brown wire of tester to ground (GND) (-).
- Using test leads from VAG 1594, connect diode test lamp VAG 1527
between positive battery terminal (+) and oil pressure switch.
- Start engine and gradually increase engine speed.
LED should light up at 1.2...1.6 bar, otherwise replace oil pressure
switch.
- Increase engine speed further.

At 2000 RPM and an oil temperature of 80 C oil pressure should be at
least 2.0 bar.
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Engine oil, specifications

A high-quality multigrade oil is put in at the
factory: this can be used all year round, except in
extremely cold climates.

Viscosity grades and oil specifications
Viscosity grades and oil specifications
Repair Manual, Maintenance
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Oil level, checking


Test conditions

Oil temperature above 60 C.

Vehicle level.
The vehicle must be standing on level
ground when checking the oil level. Wait for
a few minutes after switching off the engine
to allow the oil to flow back into the oil pan.

Test sequence

- Pull out dipstick, wipe off with a clean cloth and
insert it again as far as it will go.

- Pull out dipstick again and read oil level.
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