Mercedes-Benz CLA Operator's Manual page 403

W W ar arning/indicat ning/indicator lamp or lamp Possible causes/conseq P ossible causes/consequences and
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* 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.
& W W ARNING
Tire pressure monitoring
system warning lamp lights
up
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uences and M M Solutions Solutions
ARNING Risk of an accident due to insu cient tire pressure
The tires can burst.
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The tires can wear excessively and/or unevenly.
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The driving characteristics as well as the steering and braking may be greatly impaired.
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You could then lose control of the vehicle.
Observe the recommended tire pressures.
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Adjust the tire pressure if necessary.
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Stop the vehicle in accordance with the tra c conditions.
Check the tire pressure and the tires.
Display messages and warning/indicator lamps 401 401