1997 AUDI A4 oil

17-9

Oil pan, removing and installing


Special tools and equipment

10-222A engine support bridge with 10-222A/1
bracket for engine
2024A engine sling
3249 puller
VAG1202A engine hoist
AMV 174 004 01 sealant

Note:
Always replace gaskets.

Removing

- Remove noise insulation panel (arrows).
- Drain engine oil.
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17-17

All models

Note: - Loosen rear bolt -2- for right transmission mount several turns.
Remove front bolt -1- for right transmission mount.
- Remove oil return line for turbocharger at oil pan.
- Unbolt oil pan.

For vehicles with manual transmission: both rear bolts on oil pan can
be reached through opening on flywheel (arrow). Turn flywheel as
needed. Use 3249 hex ball socket to remove rear oil pan bolts.
- Remove oil pan (if necessary tap lightly using rubber hammer to
remove).
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17-18

Installing
Installation is the reverse of removal, noting the
following:

Note:

Replace gaskets and O-rings.
When installing oil pan on removed engine,
note that oil pan is aligned with metal plate on
flywheel side (i.e. oil pan projects out over
engine block 0.8 mm, or 0.0315 in.).

- Clean sealing surfaces before installing oil
pan.

- Lightly spread AMV 174 004 01 sealant on front
and rear contact surfaces of oil seal carrier.

- Tighten bolts between oil pan and engine block
in 2 stages and diagonal sequence.

- Install oil pan and tighten all bolts between oil
pan and engine block to 5 Nm (44 in. lb) (stage
1).

- Tighten bolts between oil pan and
transmission.
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Tightening torque: 45 Nm (33 ft lb)

- Tighten M10 bolts between oil pan and engine
block.

Tightening torque: 45 Nm (33 ft lb)

- Tighten all M6 bolts between oil pan and engine
block to 10 Nm (7 ft lb) (stage 2).
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17-19

- Install subframe Repair Manual, Suspension,
Wheels, Steering,Repair Group 40.
- Place torque support on rubber buffer for torque
support and tighten bolts to 25 Nm (18 ft lb).

- Install ribbed belt Page 13
-15
.

Note:
When installing ribbed belt, check for correct
seating on belt pulley.

- Add engine oil and check oil level.

CAUTION!

Do not overfill with oil past the MAX mark on
the oil dipstick. Damage to the Three Way
Catalytic Converter (TWC) could result.
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17-20

Tightening torques

Component

Tightening
torques
Oil pan to engine block M6 10 Nm (7 ft lb)
M10 45 Nm (33 ft lb)
Oil pan to transmission 45 Nm (33 ft lb)
Engine mount to subframe 25 Nm (18 ft lb)
Torque support to bracket on
engine 25 Nm (18 ft lb)
Torque support bracket to
engine
25 Nm (18 ft lb)
Side brace to bracket for
torque support 25 Nm (18 ft lb)
Side brace to engine support 20 Nm (15 ft lb)
Oil drain plug 50 Nm (37 ft lb)
Oil return line to oil pan 10 Nm (7 ft lb)
Transmission mount to
subframe 23 Nm (17 ft lb)
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17-21

Oil pump, removing and installing


Removing

- Remove oil pan Page 17
-9 .

- Unhinge baffle plate and remove.

Installing
Installation is the reverse of removal, noting the following:
Installing oil pan Page 17
-18
.
Tightening torque - Remove bolts (arrows).
- Press down on subframe and remove oil pump.
Component
Tightening torques
Oil pump to engine block 25 Nm (18 ft lb)
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17-22

Oil pressure and oil pressure switch,
checking


Function of dynamic oil pressure warning
system

Warning lamp, checking
With engine switched off and ignition on (terminal
15 on), oil pressure warning lamp will be lit (not
for vehicles with Auto Check system).

Warning criteria

Engine switched off and oil pressure switch
closed.
Coolant temperature less than 60 C (140
F), engine speed higher than 300 RPM and
oil pressure switch open.

Coolant temperature greater than 60 C
(140 F).

At engine speeds greater than 5000 RPM,
an active oil warning won't be erased
independent of oil pressure switch setting.
A Diagnostic Trouble Code (DTC) is
recognized when oil pressure switch is open
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11/18/2002 htt
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e=re
pair&id=AUDI.B5.GE02.17.1