Mercedes-Benz A-Class 2021 Operator's Manual page 193

Orange segments: obstacles at a distance
R
between approx. 1.0 ft (0.3 m) and 2.0 ft
(0.6 m)
Red segments: obstacles at a very short
R
distance of approx. 1.0 ft (0.3 m) or less
Display of Parking Assist PARKTRONIC in the
Head-up Display
Optionally, obstacles detected by Parking Assist
PARKTRONIC from a distance of approximately
3.3 ft (1.0 m) in front 2 and 2.0 ft (0.6 m) on
the sides 3 can also be displayed in the Head-
up Display.
System limits
Parking Assist PARKTRONIC does not necessa‐
rily take into account the following obstacles:
Obstacles below the detection range, e.g.
R
persons, animals or objects.
Obstacles above the detection range, e.g.
R
overhanging loads, overhangs or loading
ramps of trucks.
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function correctly.
Clean the sensors regularly, taking care not to
scratch or damage them ( page 152).
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Driving and parking 191
Problems with Parking Assist PARKTRONIC
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 multifunction 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 different location.