Audi A4: Overview - Subframe
Overview - Subframe, FWD
Caution
There is a risk of damaging the threads on the subframe
threaded connection to the body.
- The subframe bolts on the body must not be loosened or
tightened with an impact wrench.
- Always install all bolts by hand for the first few turns.
1 - Bolt
- 130 Nm + 180º
- Replace after removing
2 - Front Bonded Rubber Bushing
3 - Subframe
- Removing and installing. Refer to
→ Chapter "Subframe, Removing and Installing".
4 - Rear Bonded Rubber Bushing
5 - Bolt
- 90 Nm + 180º
- Replace after removing
Overview - Subframe, AWD
Caution
There is a risk of damaging the threads on the subframe
threaded connection to the body.
- The subframe bolts on the body must not be loosened or
tightened with an impact wrench.
- Always install all bolts by hand for the first few turns.
1 - Bolt
2 - Rear Final Drive
3 - Stop Buffer
4 - Bolt
- 130 Nm + 180º
- Replace after removing
5 - Bolt
6 - Front Bonded Rubber Bushing
7 - Subframe
- Securing. Refer to
→ Chapter "Subframe, Securing".
- Removing and installing. Refer to
→ Chapter "Subframe, Removing and Installing".
8 - Spacer
- Installed depending on the model
9 - Nut
10 - Rear Bonded Rubber Bushing
- For the rear final drive
- Removing and installing. Refer to
→ Chapter "Rear Bonded Rubber Bushing for Rear Final Drive, Removing and
Installing".
- Installation position. Refer to
→ Fig. "Rear Bonded Rubber Bushings Installation Position for the Rear
Final Drive".
11 - Bolt
- Tightening specification. Refer to
→ Rear Final Drive; Rep. Gr.39; Subframe Mount; Overview - Subframe
Mount.
12 - Spacer
- Installed depending on the model
13 - Rear Bonded Rubber Bushing
14 - Bolt
- 90 Nm + 180º
- Replace after removing
15 - Nut
- Tightening specification. Refer to
→ Rear Final Drive; Rep. Gr.39; Subframe Mount; Overview - Subframe
Mount.
Rear Bonded Rubber Bushings Installation Position for the
Rear Final Drive
- The grooves -arrows- on the
bonded rubber bushings -1- are at a
right angle.
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Special tools and workshop equipment required
Torque Wrench 1331 5-50Nm -VAG1331-
Torque Wrench 1332 40-200Nm -VAG1332-
Engine and Gearbox Jack -VAS6931-
Gearbox Support -T40173-
Locating Pins -
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview and parts catalog prior to
starting procedure.
Mandatory Replacement Parts
Bolt - Bonded Rubber Bu
Overview - Stabilizer Bar
1 - Bolt
25 Nm + 90º
Replace after removing
Tighten in the curb weight position. Refer to
→ Chapter "Wheel Bearing in Curb Weight Position, Lifting Ve
SEE MORE:
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant used is tetrafluoroethane R134a, which boils
at -26.5 ºC (-15.7 ºF) at
Special tools and workshop equipment required
Backrest Panel Tool -3370-
Hook Tool -T40207-
Engine/Transmission Holder - Seat Repair Fixture -VAS6136-
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview and parts catalog prior to
starting procedur