Mercedes-Benz CLA Operator's Manual page 200

198 Driving and parking 198
Pr Problems wit oblems with P h Par arking Assis king Assist P t PARK ARKTR TRONIC
Example: vehicles with surround view camera
When rear segments 1 or all-round segments
2 light up red and the é symbol appears in
the Instrument Display, Parking Assist
PARKTRONIC may have been deactivated due to
signal interference. Start the vehicle again and
check if Parking Assist PARKTRONIC is working at
a di erent location.
ONIC If a warning tone also sounds for approximately
two seconds every time the vehicle is started, it
may be due to one of the following causes:
The sensor The sensors ar s are dir e dirty ty: : clean the sensors and
R
observe the notes on care of vehicle parts
( page 271).
/
P P ar arking Assis king Assist P t PARK ARKTR TRONIC has been deacti-
R
v v at ated due t ed due to a malfunction: o a malfunction: restart the vehi-
cle. If the problem persists, consult a quali ed
specialist workshop.
F F unction of t unction of the passiv he passive side im
Passive side impact protection is an additional
Parking Assist PARKTRONIC function which warns
the driver about obstacles at the side of the vehi-
cle. A warning is issued when obstacles are
detected between the front and rear detection
range. In order for an object on the side to be
detected, the sensors in the front and rear
bumper must rst detect the object while you are
driving past it.
During the parking procedure or maneuvering,
objects are detected as the vehicle drives past. If
you steer in the direction of a detected obstacle
and there is a risk of a lateral collision, a warning
is issued and the segments light up in color on the
display.
The segment color changes depending on the dis-
tance to the detected obstacle:
Y Y ellow
R
R R ed:
R
ONIC has been deacti-
In order for lateral, front or rear segments to be
displayed, the vehicle must rst travel a distance
of at least half a vehicle's length. Once the vehicle
has travelled the length of the vehicle, all of the
e side impact prot pact protection ection
lateral front and rear segments can be displayed.
ellow: : approximately 1.0 - 2.0 (30 - 60 cm)
ed: less than approximately 1.0 (30 cm)