284 OperationAt the gas stationRefuelingThe fuel filler flap is located on the 
right-hand side of the vehicle towards the 
rear. Locking/unlocking the vehicle with 
the SmartKey or the SmartKey with 
KEYLESS-GO* automatically locks/un-
locks the fuel filler flap.
Turn the engine off 
by turning the SmartKey to 
position0. Remove the SmartKey 
from the starter switch.
by pressing the KEYLESS-GO* 
start/stop button (
page 35). 
Open the driver’s door (with the 
driver’s door open, starter switch is now in position0, same as 
SmartKey removed from starter 
switch).
Open the fuel filler flap by pushing at 
the point indicated by the arrow.
The fuel filler flap springs open.
Turn the fuel cap to the left and hold on 
to it until possible pressure is released.
Take off the cap and set it in the recess 
on the fuel filler flap.
To prevent fuel vapors from escaping 
into open air, fully insert filler nozzle 
unit.
Only fill your tank until the filler nozzle 
unit cuts out – do not top up or over-
fill.
Warning!
G
Gasoline is highly flammable and poisonous. 
It burns violently and can cause serious 
injury. Whenever you are around gasoline, 
avoid inhaling fumes and skin contact, extin-
guish all smoking materials. Never allow 
sparks, flame or smoking materials near 
gasoline! 
475 Index
Trunk
Auxiliary fuse box 417
Closing 105
Closing from the inside 
automatically* 105
Lighting 138, 139
Lock button, KEYLESS-GO* 101
Message in display 375
Opening 103
Opening from inside vehicle 104
Opening with SmartKey 95
Parcel net 247
Tie-down hooks 240
Trunk lid 103, 105
Trunk lock 389
Unlocking with SmartKey 95
Unlocking with SmartKey with 
KEYLESS-GO* 102
Trunk lid
Limiting opening height* 105
Trunk lid emergency release 111Trunk lid opening/closing system* 105, 
107, 108
Turn signal lamps
Replacing bulbs 395
Turn signals 51
Additional in mirrors 395
Cleaning lenses 334
Front bulbs 395, 398
Rear bulbs 395, 400
Turning off
Engine 57
Turning off the engine 57
U
Uniform Tire Quality Grading 
Standards 325
Units
Setting speedometer units 163
Setting temperature units 163
Unlock button
SmartKey 92
SmartKey with KEYLESS-GO* 96
Trunk lid 96Unlocking 32, 92
Driver’s door in an emergency 388
Fuel filler flap 284
Global 94
Global (SmartKey with 
KEYLESS-GO*) 99
Glove box 243
In an emergency 388
Selective settings 94, 100
Trunk lid 96
Trunk lid with SmartKey 95
Trunk lid with SmartKey with 
KEYLESS-GO* 102
Vehicle in an emergency 261
With the SmartKey 32
With the SmartKey with 
KEYLESS-GO* 33, 96
Uphill driving
Cruise control 216
Upholstery
Cleaning 338
Upshifting 180