Page 270 of 390
Display messages
Possible causes/consequences and P Solutions
Becaus e there is interferenc e from a stron g source of radi o waves, th e
SmartKey is no t detecte d whils t th e engin e is running.
A warning tone also sounds. X
Pull ove r and stop th e vehicl e safely as soo n as possible, payin g
attention to roa d and traffic conditions.X
Secur e th e vehicl e against rollin g away ( Y
page 153).X
Inser t th e SmartKey int o th e ignition loc k and drive in SmartKey
mode.
Page 271 of 390
Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
Page 272 of 390
Safety systems Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
M '
Q ' (USA only), M (Canada only): the red brake system warning lamp is lit
while the engine is running.
A warning tone also sounds.
G WARNING
The brake boosting effect is malfunctioning and the braking characteristics may be
affected.
There is a risk of an accident. X
Pull over and stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving under any circumstances. X
Secure the vehicle against rolling away ( Y
page 153).X
Consult a qualified specialist workshop. X
Observe the additional display messages in the multifunction display.
M '
Q ' (USA only), M (Canada only): the red brake system warning lamp is lit
while the engine is running.
A warning tone also sounds.
G WARNING
There is not enough brake fluid in the brake fluid reservoir.
There is a risk of an accident. X
Pull over and stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving under any circumstances. X
Secure the vehicle against rolling away ( Y
page 153).X
Do not add brake fluid. Adding more will not correct the malfunction. X
Consult a qualified specialist workshop. X
Observe the additional display messages in the multifunction display.
'
Q USA only: the red brake system warning lamp is lit while the engine is running.
The multifunction display also shows a display message with the & symbol.
The brake pads/linings have reached their wear limit. X
Visit a qualified specialist workshop.270
Warning and indicator lamps in the instrument cluster
On-board computer and displays
Page 273 of 390
Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
%
Q The yellow ABS warning lamp is lit while the engine is running.
ABS (Anti-lock Braking System) is deactivated due to a malfunction.
Other driving systems and driving safety systems may also malfunction.
In addition, the
Page 274 of 390
Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
%
Q The yellow ABS warning lamp is lit while the engine is running.
ABS is temporarily unavailable.
Other driving systems and driving safety systems may also malfunction.
In addition, the
Page 275 of 390
Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
%
Q The yellow ABS warning lamp is lit while the engine is running.
EBD is not available due to a malfunction.
Other driving systems and driving safety systems may also malfunction.
In addition, the
Page 276 of 390
Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
Page 277 of 390
Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
