transmission oil AUDI A4 1999 B5 / 1.G AHA ATQ Engines Lubrication System Components Workshop Manual

17-11

Lock carrier in service position page 13
-1

- Open engine coolant expansion tank cap.

- Place VAG1306 drip tray beneath engine.

- Turn radiator drain plug counterclockwise (arrow). If needed, attach
tube to connection flange.

Collect engine oil in appropriate receptacle.
Vehicles with automatic transmission - Open coolant pump bearing housing drain plug as well (arrow).
- Drain engine coolant.
- Drain engine oil.
- Unbolt oil cooler line bracket from right-side of oil pan.
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17-15


Note:
Two M6 and two M8 bolts are installed vertically in rear of oil pan (upper
part) in front of connection between engine and transmission. - Unbolt oil pump from engine to allow removal of shorter oil supply line
(do not remove oil pump).
- Remove bolts between oil pan (upper part) and transmission.
- Unbolt oil pan (upper part) from engine.
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17-17


Note:
Be especially careful when applying sealant to rear oil seal carrier (arrows
in illustration A17-0041).
Note:
Do not use glue or sealant. - Apply silicon sealant to clean sealing surface as shown in illustration.
(The illustration shows placement of sealant on cylinder block.)
- Immediately install oil pan and tighten all bolts between oil pan and
engine block to 5 Nm (44 in. lb).
- Tighten bolts between oil pan and transmission to 45 Nm (33 ft lb).
- Tighten bolts between oil pan and engine block in 2 stages in diagonal
sequence.
Finally sequence tightening torque: 15 Nm (11 ft lb)
- Tighten M10 bolts between oil pan and cylinder block to 45 Nm (33 ft
lb).
- Clean both sealing surfaces on oil pan (lower part) so they are free of
oil and grease.
- Install new gasket on oil pan (lower part) and attach to oil pan (upper
part) with two bolts diagonal to each other.
- Tighten all bolts hand tight.
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17-19

Oil pump, removing and installing


- Remove noise insulation panel (arrows).
- Drain engine oil.
- Collect engine oil in appropriate receptacle.

Vehicles with automatic transmission - Unbolt both stabilizer mounting brackets -2- from subframe.
- Lower stabilizer not more than 10 cm (3.94 in.) and secure using wire.
- Unbolt oil cooler line bracket from right-side of oil pan.
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17-23

Tightening torques

Component

Tightening
torque
Oil pan to cylinder block M6 10 Nm (7 ft lb)
M8 20 Nm (15 ft
lb)
Oil pan (lower part) to oil
pan (upper part) M6 10 Nm (7 ft lb)
Oil pan to transmission M8 25 Nm (18 ft
lb)
M10 45 Nm (33 ft
lb)
Coolant line to oil pan 10 Nm (7 ft lb)
Oil drain plug in oil pan
(lower part) 30 Nm (22 ft
lb)

Component

Tightening
torque
Dipstick tube to cylinder
head M6
M8 10 Nm (7 ft lb)
25 Nm (18 ft
lb)
Oil pump to engine block 25 Nm (18 ft
lb)
Oil supply line for oil pump 10 Nm (7 ft lb)
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