First read and observe the introductory
information and safety warnings
| Lit up | Possible cause | Solution |
|---|---|---|
|
There is a defective bulb in the vehicle's exterior lighting. | Change the defective bulb. |
Several warning and indicator lamps will light up briefly as a functional check when the ignition is switched on. They will switch off after a few seconds.
Monitoring of the light bulbs on the trailer
For vehicles with a factory-fitted towing bracket, the vehicle will also monitor certain bulbs on a trailer which has been connected properly via the trailer socket:
If a turn signal in the trailer fails, the indicator lamp (
or
) in the instrument
cluster will flash twice as fast .

WARNING

NOTICE
Introduction
Information on changing bulbs3-Color Visual Indicator, Checking
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ Chapter „Warnings and Safety Precautions“.
Visual Indicator General Informatio ...
12 V Socket
12 V Socket , Removing and Installing
Caution
Using force to remove cigarette lighter sockets
without illumination can result in damage to the
mounting sleeve retainers.
The Cigare ...
Introduction
This chapter contains information on the following subjects:
→ Stowage
→ Contents
Observe any country-specific legislation when securing your vehicle in the
event of a breakdown.
Additional information and warnings:
Preparation for working in the engine compartment
...