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Automatic Headlight Beam Adjustment
Function
Vehicles with
Bi-Xenon headlights
feature
automatic
headlight beam adjustment.
When the ignition is 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. Insert ignition key and switch ignition on. The
light beam first dips all the way down and is
then adapted to the vehicle load.
If this test item is not met, the headlight beam
adjustment system must be checked by an
authorized Porsche dealer.
Controls, Instruments
155
Summary of Contents for 911 CARRERA 4 -
Page 1: ...911 Carrera Owner s Manual ...
Page 2: ......
Page 12: ...10 ...
Page 14: ...12 ...
Page 87: ...Controls Instruments 85 ...
Page 94: ...92Controls Instruments ...
Page 96: ...94Controls Instruments ...
Page 114: ...D Selection eld E Continuation arrow symbols 112Controls Instruments ...
Page 176: ...Pen holder A pen can be clipped in on the right side of the CD holder 174Controls Instruments ...
Page 192: ...190Controls Instruments ...
Page 232: ...230Mobile Roofs ...
Page 326: ...324Practical Tips Emergency Service ...
Page 346: ...Engine diagram at full power engine type M96 05 344Vehicle Identification Technical Data ...
Page 347: ...Engine diagram at full power engine type M97 01 Vehicle Identification Technical Data 345 ...