Trailer Hitch: Service and Repair

Trailer Hitch, Assembly Overview

• The tightening specifications only apply to factory-installed trailer hitches.

• If a different trailer hitch is installed, ask the manufacturer for the tightening specifications.

• Electrical information can be found in repair information Wiring Diagram Trailer Operation.






1 Trailer Hitch

• Rear bumper cover, removing, refer to => [ Rear Bumper Cover ]
• Trailer hitch with removable ball head - 2 - is depicted.

2 Ball head

• Removable ball head is stored in foldable luggage compartment floor.

3 Power outlet

4 Bolt

• Quantity: 3

• For securing the socket

5 Bolt

• 2 pieces per side

• Tightening specification: 50 Nm + 90°

Bolts - 3 - must always be replaced after loosening.

6 Bolt

• Sealing threaded connections

• Tightening specification: 20 Nm


Bolts - 4 - are sealing threaded connections and seal the interior from exhaust gases and must be installed in any case.