clock reset MERCEDES-BENZ SLC 2017 Owners Manual

The vehicle will then use very little energy, thus
conserving battery power.
If the power supply has been interrupted, e.g. if
you reconnect the battery, you will have to: R
reset the function for automatically folding
the exterior mirrors in/out by folding the mir-
rors out once ( Y
page 89)R
set the clock (see the Digital Operator's Man-
ual)
On vehicles with am ultimedia system, the
time is set automatically.
Charging the battery
G WARNING
During charging and jump-starting, explosive
gases can escape from the battery. There is a
risk of an explosion.
Particularly avoid fire, open flames, creating
sparks and smoking. Ensure there is sufficient
ventilation while charging and jump-starting.
Do not lean over ab attery.
G WARNING
Battery acid is caustic. There is ar isk of injury.
Avoid contact with skin, eyes or clothing. Do
not inhale any battery gases. Do not lean over
the battery. Keep children away from batter-
ies. Wash away battery acid immediately with
plenty of clean water and seek medical atten-
tion.
G WARNING
Ad ischarged battery can freeze at tempera-
tures below freezin gp oint. When jump-start-
ing the vehicle or charging the battery, gases
can escape from the battery. There is ar isk of
an explosion.
Allow the frozen battery to thaw out before
charging it or jump-starting.
! Only use battery chargers with am aximum
charging voltage of 14.8 V.
! Only charge the battery using the jump-
starting connection point.
The jump-starting connection point is in the
engine compartment. If the indicator/warning lamps do not light up at
low temperatures, it is very likely that the dis-
charged battery has frozen. In this case, you
may neither charge the battery nor jump-start
the vehicle. The service life of at hawed-out bat-
tery may be shorter .T he starting characteristics
can be impaired, particularly at low tempera-
tures. Have the thawed-out battery checked at a
qualified specialist workshop.
Read the battery charger's operating instruc-
tions before charging the battery. X
Open the hood. X
Connec tt he battery charger to the positive
terminal and ground point in the same order
as when connectin gt he donor battery in the
jump-starting procedure ( Y
page 249).248
Battery (vehicle)
Breakdown assistance

wise be locked out when pushin gort owing the
vehicle.
Installing/removing th et owing eye
Installing th et owing eye
G WARNING
The exhaust tail pipe may be ver yh ot .T her ei s
ar isk of burn sw hen removin gt he rear cover.
Do not touc ht he exhaust pipe. Take particular
car ew hen removin gt he rear cover.
The bracket sf or th es crew-in towing eye are
located in th eb umpers. They are at th ef ront and
at th er ear ,b ehin dt he covers.X
Remov et he towing eye fro mt he vehicle tool
kit ( Y
page 241).X
Pres st he mark on cover C inwards in the
directio noft he arrow.X
Take cover C off th eo pening.X
Screw in th et owing eye clockwis easf ar as it
will go and tighten it.
Removing th et owing eyeX
Unscrew and remove th et owing eye.X
Attac hc over C to th eb umper and pres su ntil
it engages. X
Place th et owing eye in th ev ehicle too lk it. Towing av ehicle with both axles on
th eg round
G WARNING
You can no longer steer th ev ehicle if the
steerin gw heel lock has been engaged. There
is ar isk of an accident.
Always switch off th ei gnitio nw hen towing the
vehicle with at ow cable or at ow bar.
The automatic transmission automatically shifts
to position P when you open th ed river's or front-
passenger door or when you remove th eS ma rt-
Key fro mt he ignitio nl ock.
In orde rtoe nsure that th ea utomatic transmis-
sion stays in position N when towing th ev ehicle,
you must observe th ef ollowing points:X
Switch on th eh azar dw arning lamps
( Y
page 95). X
Turn th eS ma rtKey to position 2 in th ei gnition
lock.
On vehicles with KEYLESS-GO, use th eS ma rt-
Key instead of th eS ta rt/Stop button
( Y
page 115). X
Depress and hold th eb rak ep edal.X
Shif tt he transmission to position N .X
Release th eb rak ep edal.X
Release th ee lectric parking brake. X
Leave th eS ma rtKey in position 2 in th ei gni-
tio nl ock.
In orde rtos ignal ac hange of directio nw hen
towing th ev ehicle with th eh azar dw arning
lamps switche do n, use th ec ombination switch
as usual. In this case ,o nly th ei ndicator lamps
for th ed irectio noft ra vel flash .W hen you reset
th ec ombination switch, th eh azar dw arning
flashers start flashing again.
It is importan tt ha ty ou observe th es afety
instructions when towing away your vehicle
( Y
page 251).
Towing th ev ehicle with th er ea ra xle
raised
! The ignitio nm ust be switche do ff if you are
towing th ev ehicle with th er ear axle raised.
Interventio nbyE SP ®
could otherwise dam-
age th eb rak es ystem.252
Towing and tow-starting
Breakdown assistance