Mercedes-Benz A-Class Operator's Manual page 459

Tires
Display messages
Possible causes/consequences and
* Canada only:
Check Tire Pressure Soon
* Canada only:
Check Tire Pressure Then
Restart Run Flat Indicator
The tire pressure loss warning system has detected a significant loss in pressure.
& 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.
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The tires may wear excessively and/or unevenly, which may greatly impair tire traction.
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The driving characteristics, as well as steering and braking, may be greatly impaired.
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You could then lose control of the vehicle.
Observe the recommended tire pressure.
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Adjust the tire pressure if necessary.
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Stop the vehicle, paying attention to road and traffic conditions.
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Check the tire pressure and the tires.
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When the tire pressure is correct, restart the tire pressure loss warning system .
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The tire pressure loss warning system generated a display message and has not been restarted since.
When the tire pressure is correct, restart the tire pressure loss warning system .
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Display messages and warning/indicator lamps 457
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