Page 12 of 723

Contents
Practical hints................................. 565
What to do if …?................................. 566
Lamps in instrument cluster ........ 566
Air bag off indicator lamp............. 578
Vehicle status messages
in the multifunction display .......... 580
Where will I find ...? ........................... 632
First aid kit ................................... 632
Vehicle jack, vehicle tool kit,
luggage bowl, Minispare wheel .... 632
Unlocking/locking in an emergency .. 635
Unlocking the vehicle ................... 635
Locking the vehicle ...................... 636
Mechanically releasing
the electronic parking brake ........ 637
Opening/closing in an emergency..... 638
Power tilt/sliding sunroof ............ 638
Replacing SmartKey batteries ........... 639
SmartKey/SmartKey
with KEYLESS-GO*....................... 639Replacing bulbs .................................. 641
Bulbs ............................................. 642
Replacing bulbs
for front lamps .............................. 644
Replacing bulbs
for the rear lamps ......................... 646
Replacing wiper blades....................... 647
Placing wiper arms
in vertical position ........................ 647
Removing wiper blades ................. 648
Installing wiper blades .................. 648
Flat tire ............................................... 649
Preparing the vehicle .................... 649
Mounting the Minispare wheel...... 649Batteries............................................. 655
Disconnecting starter battery ....... 657
Removing starter battery .............. 658
Charging battery ........................... 658
Reinstalling starter battery ........... 659
Reconnecting starter battery ........ 659
Jump starting...................................... 660
Towing the vehicle.............................. 663
Installing towing eye bolt .............. 666
Fuses.................................................. 667
Fuse boxes
in engine compartment................. 668
Fuse boxes
in passenger compartment ........... 669
Emergency engine shut-down ....... 670
Page 514 of 723

511 Operation
At the gas station
Check regularly and before a long trip
Example illustration from CL 550
1Coolant level
2Brake fluid
3Windshield washer and headlamp
cleaning systemWindshield washer system and head-
lamp cleaning system
For more information on refilling the wash-
er reservoir, see “Windshield washer sys-
tem and headlamp cleaning system”
(
page 519).
Coolant
For more information on coolant, see
“Coolant level” (
page 518) and see “Fu-
els, coolants, lubricants, etc.”
(
page 684).
Brake fluid
For information on brake fluid, see “Brake
fluid” (
page 687)Engine oil level
For more information on engine oil, see
“Engine oil” (
page 513).
Vehicle lighting
Check function and cleanliness. For more
information on replacing light bulbs, see
“Replacing bulbs” (
page 641).
For more information, see “Lighting”
(
page 363).
Tire inflation pressure
For information on tire inflation pressure,
see “Checking tire inflation pressure”
(
page 530).
iOpening the hood (page 512).
!If you find that the brake fluid in the brake
fluid reservoir has fallen to the minimum mark or
below, have the brake system checked for brake
pad thickness and leaks immediately. Notify an
authorized Mercedes-Benz Center immediately.
Do not add brake fluid as this will not solve the
problem. For more information, see “Practical
hints” (
page 569) and (page 596).
Page 568 of 723
565 Practical hints
What to do if …?
Where will I find ...?
Unlocking/locking in an emergency
Opening/closing in an emergency
Replacing SmartKey batteries
Replacing bulbs
Replacing wiper blades
Flat tire
Batteries
Jump starting
Towing the vehicle
Fuses
Page 569 of 723

566 Practical hints
What to do if …?
Lamps in instrument cluster
General information:
If any of the following lamps in the instru-
ment cluster fails to come on during the
bulb self-check when switching on the igni-
tion, have the respective bulb checked and
replaced if necessary.
ProblemPossible cause/consequenceSuggested solution
-The yellow Antilock
Brake System (ABS)
indicator lamp comes on
while the engine is run-
ning.The ABS has detected a malfunction and
has switched off. The BAS, ESP®, EBP and
PRE-SAFE® are also switched off (see mes-
sages in multifunction display).
The brake system is still functioning nor-
mally but without the ABS available.
If the ABS control unit is malfunctioning,
other systems such as Parktronic*,
DISTRONIC Plus*, navigation system, Park
Assist* and the automatic transmission
may also be malfunctioning.
Continue driving with added caution.
Wheels may lock during hard braking,
reducing steering capability.
Read and observe messages in the mul-
tifunction display (
page 580).
Have the system checked at an autho-
rized Mercedes-Benz Center as soon as
possible.
Failure to follow these instructions increas-
es the risk of an accident.
Page 620 of 723

617 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Third brake lampThe high mounted brake lamp is malfunc-
tioning. This message will only appear if all
light emitting diodes have stopped working.Contact an authorized Mercedes-Benz
Center as soon as possible.
Corner. lamp,
LeftThe left-hand corner-illuminating lamp is
malfunctioning.Replace the bulb as soon as possible
(
page 641).
Corner. lamp,
RightThe right-hand corner-illuminating lamp is
malfunctioning.Replace the bulb as soon as possible
(
page 641).
Low beam,
LeftThe left low beam lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Low beam,
RightThe right low beam lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Active headlamps
inoperativeThe active headlamps are malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
AUTO lamps
inoperativeThe light sensor is malfunctioning. Daytime
driving lamps are switched on.Contact an authorized Mercedes-Benz
Center as soon as possible.
To switch off the headlamps (U.S. vehicles only):
In the instrument cluster control system, set
lamp operation to manual mode
(
page 271).
Switch off the headlamps using the exterior
lamp switch (
page 363).
Page 621 of 723

618 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Turn signal,
Rear LeftT h e l e f t r e a r t u r n s i g n a l l a m p i s m a l f u n c t i o n -
ing. A substitute bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Turn signal,
Rear RightThe right rear turn signal lamp is malfunc-
tioning. A substitute bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Turn signal,
Left mirrorThe turn signal in the left exterior rear view
mirror is malfunctioning. This message will
only appear if all light emitting diodes have
stopped working.Have the LEDs replaced as soon as possible.
Turn signal,
Right mirrorThe turn signal in the right exterior rear view
mirror is malfunctioning. This message will
only appear if all light emitting diodes have
stopped working.Have the LEDs replaced as soon as possible.
Turn signal,
Front LeftThe left front turn signal lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Turn signal,
Front RightThe right front turn signal lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
High beam, LeftThe left high beam lamp is malfunctioning.Replace the bulb as soon as possible
(
page 641).
High beam, RightThe right high beam lamp is malfunctioning.Replace the bulb as soon as possible
(
page 641).
Page 622 of 723

619 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
License plate lamp,
LeftThe left license plate lamp is malfunction-
ing.Contact an authorized Mercedes-Benz
Center as soon as possible.
License plate lamp,
RightThe right license plate lamp is malfunction-
ing.Contact an authorized Mercedes-Benz
Center as soon as possible.
Please
switch off lightsYou are getting out of the vehicle and the
lights are still switched on.Switch off the headlamps (page 363).
Switch off lights
or
remove keyThe exterior lamp switch is set to * and
you have forgotten to take out the Smart-
Key. The parking lamps remain switched on.Switch off the headlamps (page 363).
or
Remove the SmartKey from the starter
switch.
Front foglamp,
LeftThe left front fog lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Front foglamp,
RightThe right front fog lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Rear foglamp,
LeftThe left rear fog lamp is malfunctioning. A
substitute bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Rear foglamp,
RightThe right rear fog lamp is malfunctioning. A
substitute bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Page 623 of 723

620 Practical hints
What to do if …?
Display Possible cause/consequencePossible solution
Parking lamp,
Front LeftThe left front parking lamp is malfunction-
ing. A substitute bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Parking lamp,
Right frontThe right front parking lamp is malfunction-
ing. A substitute bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Reverse lamp,
LeftThe left reverse lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Reverse lamp,
RightThe right reverse lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Side marker lamp,
Left FrontThe front left side marker lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Side marker lamp,
Rear LeftThe rear left side marker lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Side marker lamp,
Rear RightThe rear right side marker lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Side marker lamp,
Right FrontThe front right side marker lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.