Porsche 911 TURBO - 1975 WORSHOP, Manual

Page: 52 / 252

52
Controls, Safety, Instruments
Retractable Rear Spoiler
The rear spoiler improves driving stability,
especially at higher speeds.
Warning!
Risk of accident. If the rear spoiler cannot be
extended, driving stability will be adversely
affected by increased rear axle lift.
f
Adapt your driving style and speed to the
changed driving conditions.
f Have the fault remedied.
Consult a qualified specialist workshop. We
recommend a Porsche partner for this work as
they have trained workshop personnel and the
necessary parts and tools.
Risk of injury during manual retraction or
extension of the rear spoiler with the vehicle
stationary.
f Make sure that no persons or objects are
within the range of movement of the rear
spoiler.
Risk of damage from pushing the vehicle by
the spoiler.
f Do not push the vehicle at the spoiler.
Automatic mode
Automatic extension and retraction of the spoiler
depend on various circumstances (e.g. driving
speed, engine compartment temperature).
Engine compartment temperature below
55 °C
Spoiler extends at 120 km/h (75 mph) and
retracts at 60 km/h (37 mph).
Engine compartment temperature above
60 °C
Spoiler extends at 80 km/h (50 mph) and retracts
at 30 km/h (20 mph).
If automatic control fails, a warning message is
displayed by the on-board computer.