Mercedes-Benz E CLASS 2020 Operator's Manual page 509

Tire pressure monitor
Warning/indicator lamp
Possible causes/consequences and
h
The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) flashes for approximately one
minute and then remains lit.
*The tire pressure monitoring system is defective.
Tire pressure monitoring
system warning lamp
flashes
#
h
The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) is lit.
*The tire pressure monitoring system has detected tire pressure loss in at least one of the tires.
Tire pressure monitoring
system warning lamp lights
up
& WARNING There is a risk of an accident if the tire pressure monitoring system is malfunctioning
If the tire pressure monitoring system is malfunctioning, it is not able to issue a warning if there is pressure loss
in one or more of the tires.
Underinflated tires may, for example, impair the driving, steering and braking characteristics.
Have the tire pressure monitoring system checked at a qualified specialist workshop.
#
Visit a qualified specialist workshop.
& WARNING Risk of an accident due to insufficient tire pressure
Tire pressures that are too low pose the following hazards:
The tires may burst, especially as the load and vehicle speed increase.
R
The tires may wear excessively and/or unevenly, which may greatly impair tire traction.
R
Display messages and warning/indicator lamps 507
M M Solutions