Trailer light check*
When connecting a trailer, make sure that all of the trailer lights are functioning before starting to drive.
Trailer turn signals and brake lights
If one or more of the turn signals or brake lights on the trailer is not working, a symbol and message will be displayed in the instrument panel. The other lights on the trailer must be checked manually by the driver before the vehicle is driven.
| Symbol | Message |
|---|---|
 | Right trailer turn indicator malfunction Left trailer turn indicator malfunction |
 | Trailer brake light malfunction |
If any of the trailer's turn signal lights is not working, the turn signal symbol in the instrument panel will also flash more quickly than normal.
Trailer light check*
Automatic check
When a trailer has been connected to the vehicle's electrical system, its lights can be checked by automatically activating them. This function helps the driver check that the trailer's lights are functioning correctly before starting to drive.
When a trailer is connected to the towbar, the message Perform a trailer lamp check? will be shown in the instrument panel.
Acknowledge the message by pressing the O button on the right-side steering wheel keypad.
The light check will begin.
Exit the vehicle to check the lights.
All of the trailer's lights will start flashing and then illuminate separately one at a time.
Visually check that all of the trailer's lights are functioning correctly.
After a short time, all of the trailer's lights will start flashing again.
The light check is completed.
Trailer light check
To change trailer light check settings:
Tap 
in the center display.
in the center display.Tap More.
Select Exterior lights.
Make desired changes.