Audi A4: Underbody Trim Panel
Audi A4 (B9) 2016-2026 Service Manual / Body / Body Exterior / Exterior Equipment / Underbody Trim Panel
Overview - Underbody Trim Panels
1 - Nut
- 2 Nm
- Quantity: 2
2 - Front Underbody Panel
- Removing and installing. Refer to → Chapter "Underbody Trim Panel, Removing and Installing, Front".
3 - Impact Protector
4 - Bolt
- 2 Nm
5 - Center Underbody Trim Panel
- Removing and installing. Refer to → Chapter "Underbody Trim Panel, Removing and Installing, Center".
6 - Rear Underbody Trim Panel
- Removing and installing. Refer to → Chapter "Underbody Trim Panel, Removing and Installing, Rear".
7 - Nut
- 2 Nm
- Quantity: 2
8 - Bolt
- 2 Nm
- Quantity: 3
9 - Side Underbody Trim Panel
- Removing and installing. Refer to → Chapter "Underbody Trim Panel, Removing and Installing, Side".
10 - Bracket
- For the rear underbody trim panel
11 - Nut
- 2 Nm
12 - Bolt
- 2 Nm
13 - Bolt
- 2 Nm
- Quantity: 2
14 - Nut
- 2 Nm
- With fastener
- Quantity: 2
15 - Nut
- 2 Nm
- With fastener
- Quantity: 11
Overview - Underbody Bracing
1 - Bolt
- 55 Nm
- Quantity: 4
2 - Bolt
- 50 Nm + 90º
- Replace after removing
- Quantity: 5
3 - Right Diagonal Brace
- Removing and installing. Refer to → Chapter "Diagonal Braces, Removing and Installing".
4 - Left Diagonal Brace
- Removing and installing. Refer to → Chapter "Diagonal Braces, Removing and Installing".
5 - Bolt
- 50 Nm + 90º
- Replace after removing
- Quantity: 5
6 - Tunnel Brace
- Removing and installing. Refer to → Chapter "Tunnel Brace, Removing and Installing".
READ NEXT:
Underbody Trim Panels, Removing and Installing
Underbody Trim Panel, Removing and Installing, Front
Removing
- Remove the nuts -arrows-.
- Remove the front underbody trim panel -2-
from the center underbody trim panel -1-.
Installing
Roof Molding/Roof Railing
Overview - Roof Railing
1 -
Nut
Quantity: 4
Insert with locking fluid. Refer to the Parts Catalog.
Tightening specification and sequence. Refer to
→ Fig. "Roof Railing - Tightening
Exterior Rearview Mirror
Overview - Exterior Rearview Mirror
1 -
Mirror Trim
2 -
Bolt
1.5 Nm
3 -
Mirror Adjusting Unit
Removing and installing. Refer to
→ Chapter "Mirror Adjusting
SEE MORE:
Assisted parking
General information
Applies to: vehicles with park assist
If your vehicle is equipped with park assist, this
system helps you find suitable parking spaces.
Parking spaces are measured using ultrasonic
sensors on the sides of the vehicle.
The system helps you to park while the driver
monitors the v
Front Door Trim Panel, Removing and Installing
Special tools and workshop equipment required
Wedge Set -T10383-
Wedge Set - Wedge 1 -T10383/1-
Removing
- Switch off the ignition.
- Unclip the decorative trim -1-
using the -T10383/1- in the direction of
-arrow A-.
- Release the remaining retainers, disengage the decorative tr
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