SMART Fortwo 2015 Owner's Manual page 194

Towing and tow-starting
192
Position number A identifies the charged battery of the other vehicle or an equivalent jump-
starting device.
X
Remove the protective cover from positive terminal :.
X
Connect positive terminal : on your battery to positive terminal ; of donor battery A
using the jump lead. Begin with your own battery.
X
Start the engine of the donor vehicle and run it at idling speed.
X
Connect negative terminal = of donor battery A to negative terminal ? of your battery
using the jump lead. Connect the jump lead to donor battery A first.
X
Start the engine.
X
Before disconnecting the jump leads, let the engines run for several minutes.
X
First disconnect the jump lead from negative terminal ? and negative terminal = and then
from positive terminal : and positive terminal ;. Begin each time at the contacts on your
own vehicle first.
X
Attach the protective cover to positive terminal :.
X
Have the battery checked at a qualified specialist workshop.
i
Jump-starting is not considered to be a normal operating condition.
i
Jump-starting cables and further information regarding jump-starting can be obtained at
any qualified specialist workshop.
Towing and tow-starting
Important safety notes
G
WARNING
Safety relevant functions are restricted or
no longer available if:
the engine is not running
R
the brake system or power steering is
R
malfunctioning
there is a malfunction in the voltage sup-
R
ply or the vehicle's electrical system
When your vehicle is towed away or towed
started, you may require considerably more
effort to steer and brake. There is a risk of
an accident.
In such cases use a rigid towing bar. Before
being towed away or tow started, make sure
the steering moves freely.
G
WARNING
If the steering wheel lock is engaged, the
vehicle can no longer be steered. There is a
risk of an accident.
Always switch on the ignition when towing
with a tow rope or a towing bar.
G
WARNING
When towing or tow-starting another vehi-
cle and its weight is greater than the per-
missible gross weight of your vehicle, the:
towing eye may be torn off
R
car/trailer combination may swerve or
R
even overturn
There is a risk of an accident.
When towing or tow-starting another vehi-
cle, its weight should not be greater than
the permissible gross weight of your vehi-
cle.
Information on your vehicle's gross vehicle
weight rating can be found on the vehicle
identification plate (
!
Observe the following points when towing
with a tow rope:
secure the tow rope on the same side on
R
both vehicles.
make sure that the tow rope is not longer
R
than legally permitted. Mark the tow rope
in the middle, e.g. with a white cloth
(30 x 30 cm). This makes other road users
aware that a vehicle is being towed.
Y
page 216).