First read and observe the introductory information
and safety warnings
| Lit up | Possible cause | Correction |
|---|---|---|
|
There is a defective bulb in the vehicle's exterior lighting. | Change the defective bulb. |
Several warning and indicator lamps will light up briefly when the ignition is switched on while the vehicle runs functional checks. 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 a bulbVolkswagen Touran Owners Manual. Checklist
To ensure your own safety and the safety of your passengers, observe
the following points in the order given :
Find a flat and firm surface suitable for
lifting the vehicle.
Stop the engine, select a gear of the manual
gearbox or move the selector lever of the automatic gearbox ...
Volkswagen Touran Service Manual. Taper
Taper is caused by slightly offsetting the tread and/or the
belt by a few tenths of a millimeter from the geometric center
of the tire. Taper cannot be recognized visually nor can it be
measured with workshop equipment.
...