First read and observe the introductory information
and safety warnings
| Lights up or flashes | Possible cause | Correction |
|---|---|---|
|
Lane departure warning system (Lane Assist) switched on, not active. | The system cannot clearly detect the lane. Refer to . |
|
Lane departure warning system (Lane Assist) is switched on and active. |
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.

WARNING

NOTICE
Introduction
FunctionVolkswagen Touran Service Manual. Wheel, Balancing on Stationary Balancing Machine
Before beginning balancing, the following requirements must
be fulfilled.
The tire pressure must be OK.
The tire profile must not be worn on one side. The tire
profile must be at least 4 mm.
...
Volkswagen Touran Service Manual. Beru Wheel Electronics Tire Pressure Monitoring Sensor, Removing and
Installing
Overview, Beru System
WARNING
If tire sealant was used, then the wheel electronics
on that particular wheel must be replaced.
WA ...