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 bulbsA/C Pressure/Temperature Sensor -G395
Note
For switching pressures, removing and installing switches
and switch arrangement and version, see vehicle-specific
refrigerant circuit.
Refer to
→ Rep. Gr.87.
...
Battery Tester Charger Kit -GRX3000VAS- Troubleshooting
Sometimes the display shows the malfunction or the messages
based on the condition.
The following is a list of the most frequent displayed
messages together with suggested solutions.
Note
Refer to the Batt ...
Vibration, Causes for Vibration
There are many causes for vibration. Vibration can also be
caused by tire wear, among other things. Tire wear caused by
driving does not always develop evenly over the entire tread.
Due to this, a slight imbalance develops which disturbs the
smoothness o ...