Brake Pad Wear Indicator - SMART fortwo coupe Owner's Manual

Troubleshooting
150
Problem
You hear a warning
tone.
You hear a warning
tone.
There is constant
noise from the front
axle when braking.
Coolant
Problem
Coolant is leaking
from the vehicle.
Recovery
Problem
The multifunction
display has become
inoperative after a
breakdown or acci-
dent.
Possible causes/consequences and M Solutions
You have opened the driver's door with the ignition switched on
and a gear engaged.
X
Shift the gear lever to position P.
or
X
Close the driver's door.
or
X
Switch the ignition off.
G
Risk of injury
Vehicles with a belt warning for the front passenger: the seat
belt on the driver's side and/or the front-passenger side is not
fastened and the vehicle is travelling at a speed above 8 km/h.
Vehicles without a belt warning for the front passenger: the
seat belt on the driver's side is not fastened and the vehicle is
travelling at a speed above 8 km/h.
X
Fasten your seat belt (
The warning tone ceases.
The mechanical-acoustic brake pad wear indicator signals
that the brake pads are worn.
X
Visit a qualified specialist workshop.
Possible causes/consequences and M Solutions
X
Top up the coolant (
X
Have a qualified specialist workshop determine the cause of
the loss of coolant.
Possible causes/consequences and M Solutions
You are not able to determine if there is a system fault.
X
It is advisable to have your vehicle transported by a vehicle
from a qualified specialist workshop.
Do not tow the vehicle.
Y
page 58).
Y
page 122).