Page 152 of 228

Coolant temperature
During severe operating conditions and
stop-and-go city traffic, the coolant
temperature may rise.
! Excessive coolant temperature causes
the red coolant temperature warning
lamp ? in the instrument cluster to
come on.
The engine should not be operated with
the red coolant temperature warning
lamp ? illuminated. Doing so may
cause serious engine damage which is
not covered by the smart Limited
Warranty.
For more information on coolant
temperature warning lamp ( Y page 170).G
WARNING
Driving when your engine is overheated can
cause some fluids which may have leaked
into the engine compartment to catch fire.
You could be seriously burned.
Steam
from an overheated engine can cause
serious burns which can occur just by
opening the engine hood. Stay away from the
engine if you see or hear steam coming from
it.
Stop the vehicle in a safe location away
from other traffic. Turn off the engine, get
out of the vehicle and do not stand near the
vehicle until the engine has cooled down. Driving abroad
Abroad,
there is an extensive smart service
network at your disposal. If you plan to
drive into areas which are not listed in the
index of your smart center directory, you
should request pertinent information from
an authorized smart center. Symmetrical low beams
i If you drive in countries where
vehicles drive on the other side of the
road than the country in which the
vehicle is registered, you must have the
headlamps
modified for symmetrical low
beams. Relevant information can be
obtained at any authorized smart center. Vehicle care
Care tips
Regular and proper care will help to
maintain the value of your vehicle. The
best way to protect your vehicle from
harmful environmental influences is to
wash it and use protective treatments
regularly.
smart recommends that you care for the
paintwork
at least twice a year (e.g. in the
spring and autumn). G
WARNING
Many cleaning products can be hazardous.
Some are poisonous, others are flammable.
Always follow the instructions on the
particular container. Always open your
vehicle’s doors or windows when cleaning
the inside.
Never use fluids or solvents that are not
designed for cleaning your vehicle.
Always lock away cleaning products and
keep them out of reach of children.
! Follow
the care tips. Wash your vehicle
preferably by hand.
While in operation or even while parked,
your vehicle is subjected to varying
external influences, which left unchecked
can attack the paint as well as the vehicle
underbody and lead to permanent damage. 150
Vehicle care
>> Operation.
Page 176 of 228

G
WARNING
If the 4 0 indicator lamp does not illuminate or remains out with the weight of
a typical 12‑month‑old child in a standard child restraint or less on the passenger seat, do
not transport a child on the passenger seat until the system has been repaired. Engine
Problem Possible causes/consequences and
M SolutionsThe engine does not
start.
X
Check if
R
the gear selector lever is in park position P
R the brake pedal has been depressed
R the transmission position indicator is on P or NThe engine does not
start within
4 seconds.
X
Wait for a few seconds.
X Repeat the starting procedure.
Remember that extended starting attempts can drain the
vehicle battery. The engine does not
start after several
starting attempts.
X
Engage the parking brake when leaving the vehicle.
X Contact Roadside Assistance or an authorized smart center. Loss of key
Problem Possible causes/consequences and
M SolutionsYou lose a key. X
Have the key deactivated at an authorized smart center.
X Report the loss of the key to your car insurance company
immediately.
X If necessary, have the mechanical lock replaced.
Your authorized smart center will be glad to supply you with a
replacement following an identity check. 174
What to do if ...
>> Practical hints.
Page 179 of 228

X
Open the driver’s door.
X Press the central locking switch
(Y page 54).
The indicator lamp on the central
locking
switch comes on, when the starter
switch is in position 1.
The indicator lamp on the central
locking switch flashes, when the starter
switch is in position 0.
X Remove the key from the starter switch,
take it with you, and close all doors.
The vehicle is now locked and the anti-
theft warning system* is armed. Closing the rear soft top
If the rear soft top does not lock properly
after being closed, proceed as follows:
X Stop the vehicle in a safe location.
X Engage the parking brake.
X Make sure the key is in starter switch
position 1.
X Fold up the rear soft top completely.
The rear soft top stops in the unlocked
position.
X Within one minute, press and hold symbol
G on the retractable soft top switch
for 15 seconds twice.
The rear soft top closes the locking
hooks.
X Close the retractable soft top
completely.
X Have the rear soft top checked at an
authorized smart center. Replacing transmitter battery
Notes
The
remote control’s transmitter battery is
almost spent when the turn signals flash
rapidly nine times in a row when locking
the vehicle. i
If you do not replace the transmitter
battery, after about 100 more times you
will no longer be able to lock or unlock
the vehicle using the remote control.
X Replace the transmitter battery.
or
X Have the transmitter battery replaced at
an authorized smart center. G
WARNING
Batteries contain poisonous and corrosive
substances. Therefore keep the batteries
out of reach of children.
If
a battery is swallowed, seek medical help
immediately.
Batteries contain materials that can harm
the environment if disposed of improperly.
Recycling of batteries is the preferred
method of disposal. Many states/provinces
require sellers of batteries to accept old
batteries for recycling. Replacing battery
Replacement battery: CR 2016 button cell
! Replace the remote control’s
transmitter battery every two years at
the
latest. Otherwise there is a danger of
leakage. The remote control could be
damaged. Replacing transmitter battery
177
>> Practical hints.
* optional Z
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