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CONTROLS
Safety
Final tire failure
Malfunction
Vibrations or loud noises while driving can indi-
The yellow warning light flashes yellow
cate the final failure of the tire.
and then lights up continuously.
Reduce your speed and stop. Parts of tires can
A Check Control message is displayed.
peel away, which could cause an accident.
A flat tire or tire inflation pressure loss cannot
Do not continue driving. Contact a dealer’s
be detected.
service center or another qualified service cen-
ter or repair shop.
Examples and recommendations in the follow-
ing situations:
Message indicating that the inflation
▷ A wheel without TPM electronics is
pressure needs to be checked
mounted.
The yellow warning light lights up.
Have it checked by a dealer’s service center
or another qualified service center or repair
A Check Control message is displayed.
shop as needed.
▷ The system has detected that a wheel was
▷ Malfunction:
changed but a reset was not performed.
Have system checked by a dealer’s service
▷ The tire was not inflated according to speci-
center or another qualified service center or
fications.
repair shop.
▷ The tire pressure has dropped since the last
The yellow warning light flashes and
confirmation.
then lights up continuously.
In this case:
A Check Control message is displayed.
▷ Check the tire inflation pressure and correct
it if necessary.
A flat tire or tire inflation pressure loss cannot
be detected.
▷ After changing a wheel, reset the system.
Display in the following situation:
System limits
▷ Disturbance by other systems or devices
The system will not function properly if a reset
with the same radio frequency:
was not performed, e.g., it may identify a tire as
After leaving the area of the disturbance,
flat although the tire is filled to the correct infla-
the system automatically becomes active
tion pressure.
again.
The tire pressure depends on the temperature
of the tire. An increase in the tire temperature,
Declaration according to NHTSA/FMVSS
e.g., while driving or due to sunlight, increases
138 Tire Pressure Monitoring Systems
the tire inflation pressure. The tire pressure de-
Each tire, including the spare (if provided)
creases when the tire temperature drops. In
should be checked monthly when cold and in-
case of severe temperature drops, this behavior
flated to the inflation pressure recommended
may lead to a warning on account of the de-
by the vehicle manufacturer on the vehicle
fined warning limits.
placard or tire inflation pressure label (If your
The system cannot indicate sudden serious tire
vehicle has tires of a different size than the size
damage caused by external circumstances.
indicated on the vehicle placard or tire inflation
pressure label, you should determine the
proper tire inflation pressure for those tires.).
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