Mercedes-Benz CLA-Class 2014 Owners Manual - Manual (Page 240)

Display messages Possible causes/consequences and M M Solutions
Warning Tire Mal‐ Warning Tire Mal‐
function function
The tire pressure in one or more tires has dropped suddenly. The
wheel position is shown in the multifunction display.
G WARNING
If you drive with a flat tire, there is a risk of the following hazards:
R a flat tire affects the ability to steer or brake the vehicle.
R
you could lose control of the vehicle.
R
continued driving with a flat tire will cause excessive heat build-
up and possibly a fire.
There is a risk of an accident.
X
Stop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
X
Secure the vehicle against rolling away (
Y
page 157).
X Check the tires and, if necessary, follow the instructions for a
flat tire (
Y
page 296).
Tire Press. Moni‐ Tire Press. Moni‐
tor Currently tor Currently
Unavailable Unavailable
Due to a source of radio interference, no signals can be received
from the wheel sensors. The tire pressure monitor is temporarily
malfunctioning.
X
Drive on.
The tire pressure monitor restarts automatically as soon as the
problem has been solved.
TirePress. Sen‐ TirePress. Sen‐
sor(s) Missing sor(s) Missing
There is no signal from the tire pressure sensor of one or several
wheels. The pressure of the affected tire is not displayed in the
multifunction display.
X
Have the faulty tire pressure sensor replaced at a qualified spe-
cialist workshop.
Tire Pressure Mon‐ Tire Pressure Mon‐
itor Inoperative itor Inoperative
No Wheel Sensors No Wheel Sensors
The wheels mounted do not have a suitable tire pressure sensor.
The tire pressure monitor is deactivated.
X Mount wheels with suitable tire pressure sensors.
The tire pressure monitor is activated automatically after driving
for a few minutes.
Tire Press. Moni‐ Tire Press. Moni‐
tor Inoperative tor Inoperative
The tire pressure monitor is faulty.
X
Visit a qualified specialist workshop.
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