Audi A4: Trailer Hitch
Overview - Trailer Hitch

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-.

Installing
Install in reverse order of removal.
Special Tools
Special tools and workshop equipment
required
- Engine/Gearbox Jack - Gearbox Support -T10337-

- Wedge Set -T10383-
- Wedge 1 -T10383/1-

- Socket - Torx T50 -T10470-


- Double Suction Lifter -VAG1344-

- Wiring Harness Repair Set - Hot Air Blower -VAS1978/14A-

- Angled Screwdriver -VAS6416-

- Engine and Gearbox Jack -VAS6931-


- Trim Removal Wedge -3409-

Revision History
DRUCK NUMBER: A005A014621

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:
Special tools and workshop equipment required
Pry Lever -80-200-
Removing
- Remove the center armrest. Refer to
→ Chapter "Center Armrest, Removing and Installing".
- Remove the cushion cover for the center folding backrest. Refer
to
→ Chapter "Center Folding Backrest C
The Front Peripheral Camera -R243- is installed in the
radiator grille under the Audi rings.
Removing
- Turn off the ignition and all electrical equipment and
remove the ignition key.
- Remove the front bumper cover. Refer to
→ Body Exterior; Rep. Gr.63; Front Bumper; B