Color symbols

1. Used for focused part, the part that you are to do something with.

2. Used as extra colors when you need to show or highlight additional parts.

3. Used for fasteners to be removed/installed. May be screws, clips, connectors, etc.

4. Used when part is not removed completely from the vehicle but is only hung/suspended off to the side.

5. Used for standard tools and special tools.

6. Used as background color on vehicle parts.

• Turn the ignition key to position 0.

Removal

• Remove the panel.

Installing TRM

Use: Isopropanol, part number 1161721

• Wipe dry.

Use:Isopropanol, part number 1161721

• Wipe dry.

• Take the two Velcro straps from the kit and press them together edge to edge.

• Remove the protective backing tape from one side of the Velcro straps.

When installing Velcro tape the surface must maintain a temperature of at least +20 ° C (68°F).

• Remove the masking tape

• Press the control module into place.

  When installing Velcro tape the surface must maintain a temperature of at least +20 ° C (68°F).

Applies to cars model year from 2013-

• Locate the connectors in the car's cable harness.

• Plug in the located connectors.

Applies to cars model year up to and incl. -2012

• Fold aside the insulation.

• Locate the connectors.

• Connect the extension cable to the located connector.

• Route the extension cable harness along the existing cable harness.

• Connect the connectors from the extension wiring to the control module.

All vehicles

• Press in the catches on the black lid on the fuse holder and remove it.

• Install 40A fuse in position FA 11 in module RJB-A.

• Reinstall the cover.

Installing trailer hitch cable harness

• Insert the cable with the connector into the hole in the spare wheel well and install the rubber grommet.

• Adapt the length of the cable from the connector to the rubber grommet so that the cable is not too slack beneath the car.

• Thread the cable harness through.

• Plug in the connector.

Applies to vehicles with DVD reader

• Remove the screws.

• Unplug the connectors.

Applies to all vehicles

• Fold aside the insulation.

Applies to vehicles with chassis number up to and incl. -175378

• Locate ground terminals.

• Install the cable and ground screw Tightening torque: M6, 10 Nm

Applies to vehicles with chassis number up to and incl. from 175379-

• Locate ground terminals.

• Install the cable and ground screw Tightening torque: M6, 10 Nm

Applies to all vehicles

• Reinstall the detached components in reverse order.

• Download the software (application) for the accessory's function following the service information in VIDA.

  See VIDA or the accessories catalogue for software part number.

Checking the trailer connector

7-pin connection

1. Brake lamp / Left-hand indicator lamp

2. Ground

3. Spare (Brake lamp, Electric brakes)

4. Brake lamp / Right-hand indicator lamp

5. Charging

6. Position lamps

7. Spare (Reversing lamp)

The cable for pin 3 for 7-pin connection is blue (BL). It is taped on the cable harness approx. 1 meter from the trailer socket.

4-pin connection

1. Brake lamp / Right-hand indicator lamp

2. Brake lamp / Left-hand indicator lamp

3. Position lamps

4. Ground