RRACETIMER (on-board computer) .... 176
Radio
Selecting as tation ......................... 168
see separate operating instructions
Radio mode
see also Digital Operator's Man-
ua l. ................................................. 211
Radio-wav er eception/transmis-
sion in the vehicle
Declaration of conformity ................ 25
Reading lamp ....................................... 97
Rear fog lamp
Displa ym essag e. ........................... 189
Switching on/of f. ............................. 94
Rear lamps
see Lights
Rear vie wc amera
Cleaning instructions ..................... 240
Displa yint he multimedi as ys tem .. 155
Function/note s. ............................ 154
Switching on/of f. .......................... 155
Rear windo wd efroster
Genera ln otes ................................ 110
Problem (malfunction) ................... 111
Switching on/of f. .......................... 110
Rear-vie wm irror
Anti-glare (manual) .......................... 88
Dipping (automatic) ......................... 90
Refrigerant (air-conditioning sys-
tem)
Important safety notes .................. 288
Refueling
Fue lg auge ....................................... 31
Important safety notes .................. 129
Refueling process .......................... 130
see Fuel
Remote control
Programming (garage door
opener) .......................................... 226
Replacing bulbs
Important safety notes .................... 97
Overview of bulb types .................... 98
Removing/replacing the cover
(front whee la rch ). ........................... 98
Reporting safety defects .................... 26
Rescue card ......................................... 27 Reserve (fuel tank)
see Fuel
Reserve fuel
Displa ym essage ............................ 192
Warning lamp ................................. 207
Residual hea t( clim ate control) ........ 111
Restrain ts ystem
Displa ym essage ............................ 185
Introduction ..................................... 37
Warning lamp ................................. 206
Warning lamp (function) ................... 37
Revers eg ea r
Engaging (automati ct ransmis-
sion) ............................................... 123
Reversible floor pane l( trunk) .......... 218
Re v
ersin gf eature
Sid ew in dow s. .................................. 72
Reversin gl amps (display mes-
sage) ................................................... 189
Roadside Assistance (breakdown) .... 24
Roof
Displa ym essage ............................ 200
Important safety notes .................... 75
Opening/closing (with roof
switch) ............................................. 76
Opening/closing (with Smart-
Key ). ................................................ 77
Overview .......................................... 75
Problem (malfunction) ..................... 81
Relocking ......................................... 77
Roo fc arrier ........................................ 219
Roo fs wi tch .......................................... 76
Route guidance
see also Digital Operator's Man-
ua l. ................................................. 211
S
Safety
Childre nint he vehicl e. .................... 51
see Occupant safety
Safety system
see Driving safety systems
SD memory card
Ejecting .......................................... 216
Inserting ........................................ 216
Inserting/removing ........................ 21614
Index
SmartKey
Important safety notes
G WARNING
If children are left unsupervised in the vehicle,
they could: R
open the doors, thus endangering other
people or road users. R
get out and disrupt traffic. R
operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they: R
release the parking brake. R
shifting the automatic transmission out of
park position PR
Start the engine.
There is ar isk of an accident and injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
G WARNING
If you attach heavy or large object stot he
SmartKey, the SmartKey could be uninten-
tionally turned in the ignition lock. This could
cause the engine to be switched off. There is a
risk of an accident.
Do not attach any heavy or large object stot he
SmartKey. Remove any bulky key rings before
insertin gt he SmartKey into the ignition lock.
! Keep the SmartKey away from stron gm ag-
netic fields. Otherwise, the remote control
function could be affected.
Strong magnetic fields can occur in the vicin-
ity of powerful electrical installations.
Do not keep the SmartKey: R
with electronic devices, e.g. am obile phone
or another SmartKey. R
with metallic objects, e.g. coins or metal foil. R
inside metallic objects, e.g. am etal case.
This can affect the functionality of the Smart-
Key. SmartKey functions
C
7 Locks the vehicle D
T Unlock st he trunk lid
Problems with the SmartKey Problem
Possible causes/consequences and P Solutions
You can no longer lock or
unlock the vehicle using
the SmartKey. The SmartKey battery is discharged or nearly discharged. X
Check the SmartKey battery ( Y
page 66) and replace it if necessary
( Y
page 66).
If this does not work: X
Unlock ( Y
page 70) or lock ( Y
page 70) the vehicle using the
mechanical key.
There is interference from ap owerful source of radio waves.X
Unlock ( Y
page 70) or lock ( Y
page 70) the vehicle using the
mechanical key.
The SmartKey is faulty. X
Unlock ( Y
page 70) or lock ( Y
page 70) the vehicle using the
mechanical key. X
Have the SmartKey checked at aq ualified specialist workshop.
You can no longer lock or
unlock the vehicle using
KEYLESS-GO. KEYLESS-GO was deactivated. X
Reactivate KEYLESS-GO ( Y
page 63).
The SmartKey battery is discharged or nearly discharged. X
Check the SmartKey battery ( Y
page 66) and replace it if necessary
( Y
page 66).
If this does not work: X
Unlock ( Y
page 70) or lock ( Y
page 70) the vehicle using the
mechanical key.
There is interference from ap owerful source of radio waves.X
Unlock ( Y
page 70) or lock ( Y
page 70) the vehicle using the
mechanical key.
KEYLESS-GO is malfunctioning. X
Lock/unlock the vehicle using the remote control function of the
SmartKey. X
Have the vehicle and SmartKey checked at aq ualified specialist
workshop.
If the vehicle can also not be locked/unlocked using the remote con-
trol function: X
Unlock ( Y
page 70) or lock ( Y
page 70) the vehicle using the
mechanical key. X
Have the vehicle and SmartKey checked at aq ualified specialist
workshop. SmartKey 67
Opening and closing Z
