Operation Manual

Safety systems
Warning/
indicator
lamp
N Signal type
Possible causes/consequences and M
Solutions
$J
N $ (USA only) or J (Canada only): the red brake system warning lamp is
lit while the vehicle is moving. A warning tone also sounds.
You are driving with the parking brake applied.
X
Release the parking brake.
The warning lamp goes out and the warning tone ceases.
$J
N $ (USA only) or J (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 146).
X
Consult a qualified specialist workshop.
X
Observe the additional display messages in the multifunction display.
$J
N $ (USA only) or J (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.
The braking effect may be impaired.
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 146).
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.
Warning and indicator lamps in the instrument cluster
237
On-board computer and displays
Z