User Manual - Page 289

For LEON 2019.

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Driver assistance systems
CAUTION
In order to avoid influencing the operation
of the system, the following points must be
t
aken into account:
Regularly clean the area of vision of the
camera and keep it in a clean state, without
snow or ice
››
Fig. 281.
Do not cover the area of vision of the
camera.
Check that the area of vision of the wind-
screen camera is not damaged.
Note
The lane departure w
arning system has
been exclusively developed for driving on
paved roads only.
If the Lane Assist system does not work as
described in this chapter, do not use it and
contact a specialised workshop.
If there is a fault in the system, have it
checked by a specialised workshop.
Traffic Jam Assist
Description and oper
ation
Fig. 284 Related video
Traffic Jam Assist helps the driver keep the
car within its l
ane and t
o mo
v
e in conv
oy in
case of traffic congestion or slow traffic.
Traffic Jam Assist is an additional function of
Lane Assist
››
page 284 and combines Lane
Assist functions with Adaptive Cruise Control
(ACC)
››
page 276. Therefore, it is essential
that you read these two chapters carefully
and note the limitations of the systems and
the information about them.
Operation of Traffic Jam Assist
At speeds of below 60 km/h (40 mph), Traffic
Jam Assist can maintain a (temporary) dis-
tance preset by the driver with respect to the
vehicle ahead and help stay within the lane
››
.
T
o do this, the syst
em aut
omatically contr
ol
s
the accelerator, brakes and steering, and
slows the vehicle, stopping it fully if neces-
sary, when faced with a vehicle in front that
has stopped. It automatically moves off again
when the vehicle ahead moves.
Traffic Jam Assist is designed only for use on
motorways and wide roads. Therefore, never
use it in city traffic.
Technical requirements for using Traffic
Jam Assist
Lane assist must be activated: button
 > Vehicle > SETTINGS > Driver
assistance > Lane assist system
››
page 92.
Adaptive lane guidance must be activated:
button  > Vehicle > SETTINGS >
Driver assistance > Lane assist sys-
tem
Adaptive Cruise Control (ACC) must be
connected and active
››
page 279.
The speed must be below 60 km/h
(38 mph).
Traffic Jam Assist is not active (the Lane
Assist control light turns yellow)
If any of the conditions mentioned on
page 287, Technical requirements for us-
ing Traffic Jam Assist are no longer met.
If any of the conditions required for opera-
tion of the Lane Assist are not met
››
page 284.
»
287
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