Audi A4: Trailer Hitch
Overview - Trailer Hitch
![Overview - Trailer Hitch](images/books/2001/A66-11750.png)
1 -
Information Label
- On the left side of the body at the rear
2 -
Towing Recognition Control Module -J345-
- Removing and installing. Refer to
→ Chapter "Towing Recognition Control Module -J345-, Removing and
Installing".
3 -
Trailer Hitch Release Button -E754-
- Removing and installing. Refer to
→ Electrical Equipment; Rep. Gr.96; Controls; Component Location
Overview - Luggage Compartment Controls.
4 -
Trailer Socket -U10-
- Removing and installing. Refer to
→ Electrical Equipment General Information; Rep. Gr.96; Trailer Hitch.
5 -
Trailer Hitch
- Only removable with the impact member
- Removing and installing. Refer to
→ Chapter "Overview - Impact Member".
Towing Recognition Control Module -J345-, Removing and Installing
Removing
- Open the left service cover. Refer to
→ Body Interior; Rep. Gr.70; Luggage Compartment Trim Panels;
Overview - Luggage Compartment Side Trim Panel.
- Disconnect the connectors -4 through 7-.
- Release the retainers -1- in the
direction of -arrows- and remove
the Towing Recognition Control Module -J345--2-
from the bracket -3-.
![A66-11751](images/books/2001/A66-11751.png)
Installing
Install in reverse order of removal.
Special Tools
Special tools and workshop equipment
required
- Engine/Gearbox Jack - Gearbox Support -T10337-
![W00-10418](images/books/2001/W00-10418.png)
- Wedge Set -T10383-
- Wedge 1 -T10383/1-
![W00-11251](images/books/2001/W00-11251.png)
- Socket - Torx T50 -T10470-
![W00-10985](images/books/2001/W00-10985.png)
![W00-10239](images/books/2001/W00-10239.png)
- Double Suction Lifter -VAG1344-
![W00-0530](images/books/2001/W00-0530.png)
- Wiring Harness Repair Set - Hot Air Blower -VAS1978/14A-
![W00-11403](images/books/2001/W00-11403.png)
- Angled Screwdriver -VAS6416-
![W00-10739](images/books/2001/W00-10739.png)
- Engine and Gearbox Jack -VAS6931-
![W00-11607](images/books/2001/W00-11607.png)
![W00-0202](images/books/2001/W00-0202.png)
- Trim Removal Wedge -3409-
![W00-11118](images/books/2001/W00-11118.png)
Revision History
DRUCK NUMBER: A005A014621
![Revision History](images/books/2001/index 7.png)
READ NEXT:
Safety Precautions when Working on Vehicles with Start/Stop System
There is a risk of injury due to the engine starting
unexpectedly.
The engine can start unexpectedly on vehicles with an activated
SEE MORE:
Overview - Differential
1 - Left Flange Shaft Seal
Replacing. Refer to
→ Chapter "Left Seal, Replacing".
2 - Shim
Behind the taper roller bearing outer race
3 - Taper Roller Bearing Outer Race
4 - Front Differential
5 - Bolt
Tighteni
Component Location Overview - Electric and Electronic Components
1 - Memory Seat/Steering Column Adjustment Control Module
Memory Seat/Steering Column Adjustment Control Module -J136-
Front Passenger Memory Seat Control Module -J521-
Equipped on some models: Integrated seat ventilat