See also:

Windshield washer nozzles
The washer jets are automatically heated* whenever the ignition is switched on. ...

Indicator/warning lamps
The indicator and warning lamps can light up in a variety of combinations and colors. Several of the lamps are checked for proper functioning and light up temporarily when the engine is starte ...

Following part replacement
The same breaking in procedures should be observed if any of the components mentioned above have to be renewed in the course of the vehicle's operating life. ...