Mercedes-Benz 2009 SLR McLaren Roadster Automobile User Manual


 
91
Safety and Security
Performance enhancement system
The Airbrake switch is on the upper part of
the center console.
Airbrake modes
1 Manual
2 Automatic
3 Test
4 Airbrake switch
̈ Switch on the ignition ( page 40).
The system runs a self-test to ensure
correct operation of the Airbrake.
Test mode
The test mode allows you to check that the
Airbrake is functioning correctly.
This mode can only be activated when the
vehicle is at standstill.
̈ Slide Airbrake switch 4 to
position 3.
The Airbrake swivels upwards to an
angle of 65°.
̈ Release the Airbrake switch.
The Airbrake returns to its initial
position.
Manual mode
In this mode, the Airbrake is set to an angle
of 30° (Mercedes-Benz SLR McLaren
Roadster 722 S: 35°). The driver down-
force mode enhances stability while reduc-
ing agility.
̈ Slide the Airbrake switch 4 to
position 1.
The Airbrake swivels upwards to an an-
gle of 30° (Mercedes-Benz SLR
McLaren Roadster 722 S: 35°) and
stays in this position.
!
Before deactivating manual mode, check
the Airbrake for any objects which may have be-
come lodged, e.g. branches or leaves, and
remove them.
Otherwise the Airbrake can no longer function
correctly.