Page 392 of 514
391 Practical hints
What to do if …
Lamp in center consoleProblem
Possible cause/consequence
Suggested solution
(USA only)75The indicator lamp illuminates and remains
illuminated with the weight of a typical adult
or someone larger than a small individual on
the front passenger seat.
The system is malfunctioning.
Have the system checked as soon as
possible by an authorized
Mercedes-Benz Center.
Read and observe messages in the
multifunction display and follow cor-
rective steps (
page 401).
Warning!
G
If the 75indicator lamp
illuminates and remains illuminated with the
weight of a typical adult or someone larger
than a small individual on the front passen-
ger seat, do not have any passenger use the
front passenger seat until the system has
been repaired.
Page 403 of 514

402 Practical hintsWhat to do if …Display message
Possible cause/con-
sequence
Possible solutionMonitor the 75 indicator lamp on the center console (
page 29) and
the multifunction display in the instrument cluster (
page 26) for the following:
With the seat unoccupied and the ignition turned on,
the 75 indicator lamp on the center console should illuminate
and remain illuminated, indicating that the OCS (
page 75) has deactivated
the front passenger front air bag.
the message
Front passenger airbag enabled See Operator’s Manual
or
the message
Front passenger airbag disabled See Operator’s Manual
should not appear in the multifunction display at any time the seat is unoccu-
pied. Wait at least 60 seconds for the system to complete the necessary check
cycles and to make sure neither message appears in the multifunction display.
If above conditions are met, you can occupy the front passenger seat again. De-
pending on the front passenger classification sensed by the OCS (
page 75), the
75 indicator lamp will remain illuminated or go out.
If above conditions are not met, the system is not working properly. Have the sys-
tem checked as soon as possible by an authorized Mercedes-Benz Center.
Warning!
G
If the 75indicator lamp
remains out even after performing the above
corrective steps, do not have any children
12 years old and under and
other small individuals use the front passen-
ger seat until the system has been repaired.
Page 405 of 514

404 Practical hintsWhat to do if …Display message
Possible cause/con-
sequence
Possible solutionMonitor the 75 indicator lamp on the center console (
page 29) and
the multifunction display in the instrument cluster (
page 26) for the following:
With the seat unoccupied and the ignition turned on,
the 75 indicator lamp on the center console should illuminate and
remain illuminated, indicating that the OCS (
page 75) has deactivated the
front passenger front air bag.
the message
Front passenger airbag enabled See Operator’s Manual
or the
message
Front passenger airbag disabled See Operator’s Manual
should
not appear in the multifunction display at any time the seat is unoccupied. Wait
at least 60 seconds for the system to complete the necessary check cycles and
to make sure neither message appears in the multifunction display.
If above conditions are met, you can occupy the front passenger seat again. De-
pending on the front passenger classification sensed by the OCS (
page 75), the
75 indicator lamp will remain illuminated or go out.
If above conditions are not met, the system is not working properly. Have the sys-
tem checked as soon as possible by an authorized Mercedes-Benz Center.
Warning!
G
If the 75 indicator lamp
remains illuminated with an adult occupant
on the front passenger seat even after per-
forming the above corrective steps,
do not have any passenger use the front
passenger seat until the system has been
repaired.
Page 437 of 514

436 Practical hintsUnlocking/locking in an emergencyUnlocking and opening the tailgate
(Vehicles without foldable third row
seat, E 63 AMG only)
A minimum height clearance of 6.81 ft
(2.07 m) is required to open the tailgate.
The emergency release is located on the
inside of the tailgate.
1Release lever
2Cover
Remove cover2 from the trim on the
tailgate.
Push release lever1 in direction of ar-
row.
Lift the tailgate.
Locking the vehicle
If you are unable to lock the vehicle with
the SmartKey or SmartKey with
KEYLESS-GO*, do the following:
Close the passenger door, the rear
doors and the tailgate.
Press the central locking switch in the
center console (
page 127).
Check to see whether the locking
knobs on the doors have moved down.
If necessary, push them down
manually.
Except for the driver’s door, the vehicle
should now be locked.
!
Always make sure there is sufficient over-
head clearance.
i
If the vehicle has previously been locked us-
ing the SmartKey, opening the tailgate from the
inside will trigger the anti-theft alarm system*.
To cancel the alarm, do one of the following:
Press buttonŒ or‹ on the
SmartKey.
Insert the SmartKey in the starter switch.
Page 498 of 514

497 Index
Cargo compartment
Closing the tailgate 123
Fuse box 472
Lamp 151
Message in display 428
Opening 121
Tie-down rings 270
Cargo compartment cover 276
Cargo management system* 271
Belt reel 272
Cargo tie-down ring 272
Mounting elements 271
Telescoping rod 273
Cargo net 275
Cargo tie-down rings 270
Carpets, cleaning 374
Catalytic converter 318
CD player 166
Center console
Lower part 30
PASS AIR BAG OFF indicator
lamp 391
Upper part 29
Central locking
Automatic 126, 180
Locking/unlocking from inside 127Central locking switch 127
Certification label 476
Checking
Oil level 326
Checking tire pressure electronically with
the Advanced Tire Pressure Monitoring
System (Advanced TPMS)*,
(Canada only) 344
Children in the vehicle 88
Air bags 71
Blocking of rear window operation 95
Indicator lamp, front passenger front
air bag 81
Infant and child restraint systems 89
LATCH-type child seat anchors 94
Cigarette lighter 286Climate control system
4-zone automatic climate
control 222
Air conditioning refrigerant 489
Air conditioning, Cooling 218, 235
Air distribution 213, 230
Air recirculation mode 216, 233
Air volume 214, 231
Automatic mode 211, 228
Control panel, Rear 220, 237
Deactivating system 211, 227
Dual-zone automatic climate
control 206
Front defroster 214, 231
Maximum cooling MAX COOL 216,
232
Rear climate control 237
Residual engine heat (REST) 219,
236
Clock 27, 174
Setting time 175
Cockpit 24
Cold tire inflation pressure 358
Collapsible tire 483
Collapsible wheel chock 434
Page 510 of 514

509 Index
Starter switch 37
Positions 37
Starting difficulties, Engine 53
Starting, Engine 52
Steering column 45
Steering wheel 45
Buttons 28
Cleaning 374
Steering wheel gearshift control one-touch
gearshifting E 63 AMG
Automatic transmission 195
Stolen Vehicle Recovery services 299
Storage box in cargo compartment 274
Storage compartments 32
Cup holder 283
Glove box 280
Parcel net in front passenger
footwell 280
Rear armrest 281
Rear center console 280
Ruffled storage bags 281
Storing
Tires 334
Submenus
In control system 159
Submenus see Control system submenusSun visors 203
Sunroof see Power tilt/sliding sunroof
Suspension tuning
For comfortable driving style 262
For sporty driving style 262
Suspension tuning see Airmatic DC (Dual
Control)
Symbols used in this operator’s
manual 15
T
Tachometer 27, 153
Overspeed range 153
Tail lamps 447
Cleaning lenses 371
Messages in display 423
Replacing bulbs 447
Tailgate
Closing 123
Lock button, KEYLESS-GO* 118
Opening 121, 122
Taillamps
Messages in display 423
Tar stains 369Technical data
Air conditioning refrigerant 489
Brake fluid 489
Capacities fuels, coolants, lubricants
etc. 486
Coolant 491
Electrical system 484
Engine 479
Engine oil additives 489
Engine oils 489
Fuel requirements 490
Gasoline additives 491
Premium unleaded gasoline 490
Rims and tires 480
Weight 485
Windshield washer and headlamp
cleaning system 488