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In the event of a fault in the automatic driving light assistant/Porsche Dynamic Light System (PDLS), the PDLS warning light in the instrument panel lights up and a warning message appears on the multi-function display of the instrument panel.
For information on warning messages on the multi-function display:
Low beam/driving light
If the light switch is set to the position , the low beam is switched on automatically in the following situations:
When the low beam is switched on, the green indicator light on the speedometer lights up.
Fog is not recognized.
Highway function in daylight
The low beam is switched on automatically at vehicle speeds of more than approx. 90 mph (140 km/h) in daylight conditions and when daytime driving lights are deactivated.
If you are traveling at a speed of less than approx. 40 mph (65 km/h), the low beam is switched off after a delay of approx. 4 minutes if the external lighting conditions permit.
The low beam is switched on automatically after five seconds of continuous wiper operation. If the wipers have not been used for approx. 4 minutes, the low beam is switched off.
Automatic headlight leveling
When the ignition and 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 on vehicles with Xenon headlights.
Automatic headlight leveling is also available when the light switch is set to the position (low beam/driving light).
Daytime driving lights
If the light switch is set to position (light switched off), the daytime driving lights come on automatically when the ignition is switched on.
If the light switch is set to position , the daytime driving lights come on automatically in bright conditions and when the ignition is switched on.
The daytime driving lights are not active when the light switch is set to position (low beam/ driving light).
You can switch the daytime driving lights on and off on the multi-function display of the instrument panel (not available in Canada).
Regulations for switching daytime driving lights on and off vary according to the legal requirements in each country.
For information on setting the daytime driving lights: