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 bulbsReleasing and Disassembly Contact Housings, General Information
Note
Observe general notes for repairs on the vehicle electrical
system. Refer to
→ Chapter „Vehicle Electrical System, General Repair
Information“.
Always use the release tools intended for the ...
Indicator lamp
First read and observe the introductory information
and safety warnings
Lit up
Possible cause
Cruise control system (CCS) is controlling the speed.
Several warning and indicator lamps will light up briefly as a functional check
whe ...
Handling Pressure Vessels
Secure vessels to prevent them falling over!
Secure upright cylinders to stop them falling over and
cylinders lying flat to stop them rolling away.
Do not throw vessels!
If dropped, the vessels cou ...