engine AUDI A6 1998 C5 / 2.G 01E Transmission Remove And Install Workshop Manual

34-18


Transmission, removing and
installing

Removing

Special tools, testers and auxiliary items
required:

Engine-/Transmission lifter V.A.G 1383 A

Transmission support 3282
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- Obtain radio code on vehicles with coded
radio.

- With ignition switched off disconnect battery
Ground strap.

- Loosen bolts (arrows) and remove engine cover panels (arrows -A-
through -C-).

- Detach air intake duct. To do this, pull off retainer catch -1-, loosen
clamps -2- and unscrew bolts -3-.
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- Unscrew two bolts securing heat shield -2- on exhaust pipe (right and
left).
- Unscrew nuts -3- on exhaust pipe (right and left).
- Unscrew engine/transmission securing bolts accessible from above.

- Remove noise insulation (arrows).
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Note:
Avoid excessive bending of the flexible pipe connection (decoupling
element) on the front exhaust pipe. The angle between the catalytic
converter and the front exhaust pipe must not exceed 10 , otherwise the
flexible connection will be damaged. - Loosen clamp -3-, lift heat shield -2- slightly and unscrew remaining
nuts -5-.
- Lift heat shield -2- and pull out front exhaust pipe together with catalytic
converter -4-.
- Note that oxygen sensor -1- and oxygen sensor wire have to be guided
through opening in heat shield -2-.

A - Axle stand
B - V.A.G 1383A - Lift the transmission for access to the two lower bolts securing engine
to transmission ( A34-0173 below).
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Note:
The two hex socket head bolts M 10 x 60 must be replaced by new hex
bolts M 10 x 55 (Part No. N 104 684 01) so that the two bolts (arrows) can
be tightened with a torque wrench after installing the transmission. - Unscrew two bolts securing transmission to engine (arrows).
- Lower transmission again slowly.

Note:
Do not disconnect cables at starter. - Remove engine speed sender -G28 from left-hand side of transmission
(arrow) and place to one side.
- Pull connector off sender for speedometer.
- Pull off connector on reversing light switch.
- Unbolt the starter and push it as far as it will go towards the front.
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- Remove all but one of the engine/transmission
securing bolts from below (one bolt is left in
place to hold engine and transmission together).

Note:
If transmission support 3282 is not available, the transmission can be
removed and installed using transmission jack V.A.G 1383 A.
Note:
When lowering transmission ensure hydraulic line/hose to slave cylinder is
not damaged. - Run transmission jack V.A.G 1383 A with transmission support 3282 in
under transmission and take up weight of transmission.
- Secure transmission to transmission support 3282.
- Remove last remaining engine/transmission securing bolt.
- Press transmission off dowel sleeves and lower carefully with
transmission jack V.A.G 1383 A just far enough for access to slave
cylinder.
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34-33

Installing
Installation is carried out in the reverse order,
when doing this note the following:

- Always replace all seals and gaskets.

- Always replace all self-locking nuts.

- Check whether dowel sleeves for aligning
transmission with engine are in engine flange.
Insert if necessary Page 34
-36
.

- Clean input shaft splines and (in the case of
used clutch plates) hub splines. Remove
corrosion and apply only a very thin coating of
grease G 000 100 to splines. Do not grease
guide sleeve.

- Check clutch release bearing for wear and
replace if necessary.

- Coat area -a- of collar with lithium grease G 052 150 A2 before
mounting slave cylinder into transmission housing.
- Coat contact surface for clutch slave cylinder push rod with a thin layer
of copper grease, e.g. Z381 351 TE.
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34-34

- On vehicle with V6 bi-turbo engine, fit
intermediate plate on dowel sleeves on engine
flange.

- Two hex socket head bolts M 10 x 60 must be replaced by new hex
bolts M 10 x 55 (Part No. N 104 684 01) so that two bolts (arrows) can
be tightened with a torque wrench after installing transmission.
- Before installing transmission, tie electrical wiring off to one side so that
it cannot be trapped between engine and transmission.

Repair Manual, 2.7 Liter V6 5V BiTurbo Engine Mechanical, Engine
Code(s): APB, Repair Group 26
- Lift transmission until clutch slave cylinder with bracket for line/hose
can be installed (arrow).
- Align exhaust system free of stress.
- Before installing, use a tap to clean threads in drive flange for
driveshaft on transmission to remove traces of locking compound.
- Replace gaskets on drive axles and on front of driveshaft Page 39
-
65
.
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34-36


Vehicles with 6-cyl. bi-turbo engine
Dowel sleeves -A- for aligning. 1) The two hex socket head bolts M 10 x 60 must be replaced by new hex
bolts M 10 x 55 (Part No. N 104 684 01) so that the two bolts -4- can be
tightened with a torque wrench after installing the transmission. No.
Bolt
Qty.
Nm
1 M 12 x 90 2 65
2 M 12 x 100 1 65
3 M 10 x 60 1 45
4
M 10 x 60
1)
2 45
5 M 10 x 150 1 65
6 M 12 x 130 1 65
7 M 12 x 80 2 65
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Component

Nm
Clutch slave cylinder to transmission
1)
20
Transmission support to transmission 40
Engine speed sender -G28- 10
Drive axle to drive flange M8
M10 40
80
Heat shields above drive axles to
transmission 25
Push rod to transmission 40
Selector rod to transmission 23
Connecting rod for selector rod to
transmission 23
Catalytic converter to mounting lugs 25
Front exhaust pipe to turbocharger 30
Heat shield to turbocharger/exhaust pipe 10
Clamp for exhaust pipe 40
Bracket for noise insulation to subframe 10
Driveshaft to transmission
1)
55
Heat shield for driveshaft to Torsen
differential cover 25

1) Always replace bolts
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