torque AUDI A4 1999 B5 / 1.G APB Engine Lubrication System Components User Guide

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Upper and lower sections of oil pan,
removing and installing


Special tools, testers and equipment
required

Engine support bracket 10-222A with adapter
10-222A/3
Drip tray VAG 1306
Electric drill with plastic brush attachment
Silicone sealant D 176 404 A2
Torque wrench 10 Nm/ 45 Nm

- Obtain radio theft code on vehicles with coded
radio.

- With ignition switched off, disconnect battery
Ground strap.

- Pull out dipstick.
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- Cut open cable ties -arrows-, open retainer for starter cable and take
out cable.
- Unbolt torque reaction support at front of oil pan.
- Unbolt coolant line from oil pan.
- Disconnect connector from oil pressure switch on left of oil pan.

- Remove torque reaction support -1-.
- Release hose clamps -arrows-.
- Remove water line -2-.
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- First remove front subframe bolts -2- and -3- (left and right). Then
remove bolts -4-.
- Move anti-roll bar downward.
- Remove charge air cooler -2- on right side (release hose connection at
top, and 3 rubber mountings).

- Remove air duct from connector elbow on alternator -3-.
- Disconnect cable from terminal 30/B+ -1-. Tightening torque: 16 Nm
- Disconnect cable from terminal D+ -2-. Tightening torque: 4 Nm
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- Remove hex socket head bolt -1- and securing nut -2-. Tightening
torque: 45 Nm
- Loosen bolt -3-. Tightening torque: 22 Nm.
- Take out alternator -4- from below.

1 - Remove air line -1-.
2 - Mounting for oil line and air conditioner lines
3 - Mounting on cylinder block
4 - Release hose clamp
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- Disconnect cable from terminal 30/B+ -1-. Tightening torque: 16 Nm
- Disconnect connector for terminal 50 -2-.
- Remove right wheel

- remove top bolt -1- from right wheel housing. Tightening torque: 65 Nm
- Remove lower bolt (accessible from engine side). Tightening torque: 65
Nm
- Remove starter from front of vehicle.
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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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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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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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- 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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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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