brake sensor MERCEDES-BENZ CLA 2019 User Guide

Display messagesPossible causes/consequences andPPSolutions
Check TiresCheck TiresUSA only:
The tire pressure in one or more tires has dropped significantly. Thewheel position appears in the multifunction display.
A warning tone also sounds.
GWARNING
Tire pressures that are too low pose the following hazards:
Rthey may burst, especially as the load and vehicle speed increase.
Rthey may wear excessively and/or unevenly, which may greatlyimpair tire traction.
Rthe driving characteristics, as well as steering and braking, may begreatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or brakingmaneuvers. Pay attention to the traffic conditions as you do so.
XSecure the vehicle against rolling away (Ypage 142).
XCheck the tires and, if necessary, follow the instructions for a flattire (Ypage 274).
XCheck the tire pressure (Ypage 297).
XIf necessary, correct the tire pressure.
Warning Tire Mal‐Warning Tire Mal‐functionfunctionUSA only:
The tire pressure in one or more tires has dropped suddenly. The wheelposition appears in the multifunction display.
GWARNING
Driving with a flat tire poses a risk of the following hazards:
Ra flat tire affects the ability to steer or brake the vehicle
Ryou could lose control of the vehicle
Rcontinued driving with a flat tire will cause excessive heat build-upand possibly a fire
There is a risk of an accident.
XStop the vehicle without making any sudden steering or brakingmaneuvers. Pay attention to the traffic conditions as you do so.
XSecure the vehicle against rolling away (Ypage 142).
XCheck the tires and, if necessary, follow the instructions for a flattire (Ypage 274).
TireTirePress.Press.MonitorMonitorCurrently Unavaila‐Currently Unavaila‐bleble
USA only:
Because there is interference from a strong source of radio waves, nosignals from the tire pressure sensors are detected. The tire pressuremonitor is temporarily malfunctioning.
XDrive on.The tire pressure monitor restarts automatically as soon as theproblem has been resolved.
214Displaymessages
On-b oard computer and displays

Display messagesPossible causes/consequences andPPSolutions
TirePress. Sen‐TirePress. Sen‐sor(s) Missingsor(s) MissingUSA only:
There is no signal from the tire pressure sensor of one or several tires.The pressure of the affected tire does not appear in the multifunctiondisplay.
XHave the faulty tire pressure sensor replaced at a qualified special-ist workshop.
Tire Pressure Moni‐Tire Pressure Moni‐tor Inoperative Notor Inoperative NoWheel SensorsWheel Sensors
USA only:
The wheels mounted do not have a suitable tire pressure sensor. Thetire pressure monitor is deactivated.
XMount wheels with suitable tire pressure sensors.The tire pressure monitor is activated automatically after driving fora few minutes.
TireTirePress.Press.MonitorMonitorInoperativeInoperativeUSA only:
The tire pressure monitor is faulty.
XVisit a qualified specialist workshop.
Vehicle
Display messagesPossible causes/consequences andPPSolutions
Depress Brake toDepress Brake toStart EngineStart EngineYou have attempted to start the engine with the transmission in posi-tion\\without depressing the brake pedal.
XDepress the brake pedal.
ToToDeselectDeselectPPororN,N,Depress Brake andDepress Brake andStart EngineStart Engine
You attempted to shift the transmission to position^or[withoutstarting the engine.
XStart the engine.
XDepress the brake pedal.
iIt is possible to shift the transmission from position]to thedesired position only if you depress the brake pedal. Only then canthe parking lock be deactivated. If you do not depress the brakepedal, the DIRECT SELECT lever can still be moved but the parkinglock remains engaged.
iAt transmission fluid temperatures below