Driving
acoustic warnings and by applying the
brakes.
●
Do not use Traffic Jam Assist in city jour-
Note
neys.
●
●
If Traffic Jam Assist does not work as de-
scribed in this chapter, stop using it and
contact a specialised workshop.
Do not use Traffic Jam Assist if there is
If the driver continues to do nothing, the sys-
tem automatically takes over the accelerator,
brakes and steering in order to brake the ve-
poor visibility, for example, in case of snow,
ice, rain or loose gravel, or on steep or slip-
pery sections or flooded roads.
●
If the system is faulty, take it to a special-
ised workshop and have it checked.
hicle and keep it in its lane
. When the
›››
●
Emergency Assist is actively adjusting, the
Do not use Traffic Jam Assist offroad or
on roads where the surface is not firm. Traf-
fic Jam Assist has been designed for use on
paved roads only.
hazard warning lights come on page 148
›››
and the vehicle makes slight zigzag move-
ments in the lane in order to warn other driv-
ers.
Emergency Assist
●
Traffic Jam Assist does not react to peo-
ple or animals or vehicles crossing your
path or that approach you head-on down
the same lane.
Description and operation
If the remaining braking distance is sufficient,
if necessary the system slows down the vehi-
cle until it stops completely and automati-
cally switches on the electronic parking
Emergency Assist detects whether there is in-
activity by the driver and can automatically
keep the car within the lane and stop it alto-
gether if necessary. This way the system can
actively help avoid an accident.
●
If Traffic Jam Assist does not reduce
speed sufficiently, brake the vehicle imme-
diately by applying the pedal.
brake page 242.
›››
●
If the vehicle continues to move when you
Switching the Emergency Assist on and off
wish it to stop after a driver intervention
prompt, brake the vehicle by applying the
pedal.
Emergency Assist is an additional function of
The Emergency Assist is switched on auto-
matically when the Lane Assist is switched on
Lane Assist page 284 and combines Lane
›››
Assist functions with Adaptive Cruise Control
page 284.
›››
●
If driver intervention is requested on the
(ACC) page 275. Therefore, it is essential
›››
dash panel display, immediately resume
control of the vehicle.
that you read these two chapters carefully
and note the limitations of the systems and
the information about them.
Technical requirements for using the Emer-
gency Assist
●
Keep your hands on the wheel at all times
●
The adaptive cruise control (ACC) must be
to be ready to intervene in the steering at
any time. The driver is always responsible
for keeping the vehicle in its own lane.
switched on page 275.
●
›››
Operation of Emergency Assist
The Lane Assist must be switched on
page 284.
The selector lever must be in the D/S posi-
Emergency Assist detects when the driver
ceases to perform any activity and repeated-
ly requests that he/she regain active control
of the vehicle, through the use of optical and
●
Always be prepared to take charge of
›››
●
driving (accelerating or braking) yourself.
tion or in the Tiptronic selector gate.
288
English 
