Instrument Illumination; Automatic Headlight Beam Adjustment - Porsche Cayenne Owner's Manual

A - Instrument lighting knob

Instrument Illumination

When the light is switched on, the brightness of
the instrument illumination can be adjusted by
turning thumb wheel A.
120
Lights, Turn Signals and Windshield Wipers
Automatic Headlight Beam
Adjustment
When the ignition and the low beam are switched
on, the level of the headlight beam automatically
changes in accordance with the vehicle load. The
level of the headlight beam is automatically kept
constant during acceleration and braking.
Checking operation
1. Switch the low beam on.
2. Switch ignition on.
The light beam first dips all the way down and
is then adapted to the vehicle load. It this test
item is not met, the headlight beam adjustment
system must be checked by an authorized
Porsche dealer.