Audi Q3: Trailer Hitch

Overview - Trailer Hitch

1 - Grommet

• For the cable

2 - Bolt

• Quantity: 4
• Tightening specification. Refer to → Chapter "Overview - Impact Member".

3 - Cable

• For unlocking the trailer hitch

4 - Bolt

• 2 Nm

5 - Bracket

• For cable mount
• Removing and installing. Refer to → Chapter "Cable Mount Bracket, Removing and Installing".

6 - Mount

• For the cable
• Removing and installing. Refer to → Chapter "Cable Mount, Removing and Installing".

7 - Pull Knob

• For unlocking the trailer hitch
• Removing and installing. Refer to → Chapter "Cable Mount, Removing and Installing".

8 - Lock Clamp

• For the pull knob

9 - Bolt

• Left: 2 washers, right: 4 washers
• Tightening specification. Refer to → Chapter "Overview - Impact Member".

10 - Impact Member

• For vehicles without a trailer hitch
• Overview. Refer to → Chapter "Overview - Impact Member".

11 - Impact Member

• For vehicles with a trailer hitch
• Overview. Refer to → Chapter "Overview - Impact Member".

12 - Socket

• Removing and installing. Refer to → Electrical Equipment General Information; Rep. Gr.96; Trailer Hitch.
• Connector assignment. Refer to → Electrical Equipment General Information; Rep. Gr.96; Trailer Hitch.

13 - Bolt

• 3.5 Nm
• Quantity: 3

Cable Mount, Removing and Installing

  WARNING

Danger of causing injury to the legs.

Keep a safe distance from the swivel range of the ball head when unlocking the trailer hitch.

Removing

- Remove the cover from the luggage compartment left trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panel; Overview - Luggage Compartment Side Trim Panel.

- Remove the pull knob -3- on the mount -1- and pry off the clamp -4- with a narrow screwdriver -arrow-.

- Remove the cable -2- from the pull knob.

- Remove the cable mount -2- with the cable bracket -1- downward from the bracket -3--arrow-.

- Disconnect the connector.

- Remove the cable bracket -1- from the mount -2--arrow-.

Installing

Install in reverse order of removal. Note the following:

- Install the luggage compartment side trim panel. Refer to → Body Interior; Rep. Gr.70; Luggage Compartment Trim Panel; Overview - Luggage Compartment Side Trim Panel.

Cable Mount Bracket, Removing and Installing

Removing

- Remove the cable mount -2- with the cable bracket -1- downward from the bracket -3--arrow-.

- Remove the bolt -3- and then remove the bracket -2-.

Installing

Install in reverse order of removal. Note the following:

- The lobes -1- on the bracket must engage in the opening on the body.

- Install the cable mount. Refer to → Chapter "Cable Mount, Removing and Installing".

Trailer Hitch, Removing and Installing

1 - Trailer Hitch

• Removing
  • Remove the rear bumper cover. Refer to → Chapter "Bumper Cover, Removing and Installing".
  • Pull the control module in the right side panel out of the frame and disconnect the connector.
  • Open the cable holder, free up the wiring harness and push outward through the grommet -4-.
  • Disengage the cable from the bracket, (Refer to → Chapter "Cable Mount, Removing and Installing".) and remove from the vehicle.
  • Remove bolts -3-.
  • Remove the impact member -3- with a second technician.

2 - Cable

• Remove the cable from the mount. Refer to → Chapter "Cable Mount, Removing and Installing".

3 - Bolt

• 75 Nm

4 - Wire

5 - Grommet

• Ensure correct seating when installing.

6 - Longitudinal Member

Cable and Trailer Hitch Microswitch, Replacing

  Note

The cable or the microswitch can be replaced individually.

1 - Cable

• Removing
  • Remove the trailer hitch.
  • Remove the bolts -4- and remove the cover -3- with the seal -2-.
  • Guide the cable out the sheave -10- and pull from the bracket.
  • Remove the cable transmission.
• Installing
  • Install in reverse order of removal.

2 - Seal

• No replacement part, in pushed in the cover

3 - Cover

• Before installing the cable passages must be greased.

4 - Bolt

• 1.5 Nm

5 - Cable Transmission

• Removing and installing.

6 - Wire and microswitch

• Remove the wire from the connector.

• When installing the wires must be routed down as shown.

7 - Bracket

8 - Microswitch

• Removing and Installing.
  • Remove the trailer hitch.

  Caution

• When the microswitch is removed the retaining clips can only be carefully bent, there is a risk of damage.
• If the retaining clips are broken the trailer hitch must be replaced.

• Open cable tie -9- and unclip the microswitch -8-
• Pushed in the bracket as shown.

• When installing pay attention that the wires are counted correctly.

9 - Cable Tie

• After installing secure the wire with a cable tie at the same location.

10 - Sheave

Disengage the Sheave from the Cable

- Disengage the cable -2- with the nipple -arrow- from the sheave -1-.

- Remove the cable -1- through the bracket -2-.

Grease the Cover

- The cable passages -arrows- on the cover must be heavily lubricated with Silicone Grease - G 000 405 A2-.

Cable Transmission, Removing and Installing

Removing

- Counterhold with a hex socket wrench on the threaded pin -1-, to remove the nut -2-.

- Remove the screw -4-.

Installing

- Install the transmission -3- and install the nut -2- hand tight.

- Tighten the screw -4- to 1.5 Nm.

- Counterhold using a hex socket wrench on the threaded pin -1- and tighten the nut -2- to 10 Nm.

Removing and Installing Microswitch

- Cover removed.

- Remove the wire from the connector.

  Caution

• When the microswitch is removed the retaining clips -arrows- can only be carefully bent, there is a risk of damage.
• If the retaining clips are broken the trailer hitch must be replaced.

- Remove the cable tie -2- to remove.

- Carefully bend the retaining tabs -arrows- and unclip the microswitch -1- from the mount and remove upward.

- When installing route the wire as shown and secure with a cable tie.

- Push the microswitch in the clamp.

Special Tools

Special tools and workshop equipment required

• Roller -3356-

• Trim Removal Wedge -3409-

• Wedge Set -T10383-

• Double Suction Lifter -VAG1344-

• Hot Air Blower VAG1416 -VAG1416-

Revision History

DRUCK NUMBER: A005A001221

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