
Engine compartmentVehicle equipmentAll standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equip‐ment is also described that is not available in a
vehicle, e. g., because of the selected optional
equipment or country variant. This also applies
for safety-related functions and systems.
Important features in the engine compartment
1Jump-starting, negative terminal2Vehicle identification number3Washer fluid reservoir4Jump-starting, positive terminal5Engine compartment fuse box6Oil filler neck7Coolant reservoir
The coolant reservoir for 6-cylinder and
diesel engines is located on the opposite
side of the engine compartment.Seite 196MobilityEngine compartment196
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After a battery replacement, have the battery
registered on the vehicle by your service cen‐
ter to ensure that all comfort functions are fully
available and that any Check Control mes‐
sages of these comfort functions are no longer
displayed.
Charging the battery
Note Do not connect charging devices to the12 volt socket in the vehicle
Do not connect battery chargers to the fac‐
tory-installed 12 volt sockets in the vehicle as
this may damage the vehicle battery due to an
increased power consumption.◀
General information Make sure that the battery is always suffi‐
ciently charged to guarantee that the battery
remains usable for its full service life.
The battery may need to be charged in the fol‐
lowing cases:▷When making frequent short-distance
drives.▷If the vehicle is not used for prolonged pe‐
riods, longer than a month.
Starting aid terminals
In the vehicle, only charge the battery via the
starting aid terminals, refer to page  217, in the
engine compartment with the engine off.
Power failure After a temporary power loss, some equipment
needs to be reinitialized.
Individual settings need to be reprogrammed:
▷Seat and mirror memory: store the posi‐
tions again.▷Time: update.▷Date: update.▷Navigation system: wait for the operability
of the navigation.
Disposing of old batteries
Have old batteries disposed of by your
service center or bring them to a recy‐
cling center.
Maintain the battery in an upright position for
transport and storage. Secure the battery so
that it does not tip over during transport.
Fuses Hints Replacing fuses
Never attempt to repair a blown fuse and
do not replace a defective fuse with a substi‐
tute of another color or amperage rating; this
could lead to a circuit overload, ultimately re‐
sulting in a fire in the vehicle.◀
Plastic tweezers and information on the fuse
types and locations are stored in the fuse box
in the cargo area.
In the engine compartment
1.Use the onboard vehicle tool kit to loosen
the three cover screws, arrow 1.2.Pull up the holder, arrow 2.Seite 213Replacing componentsMobility213
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3.Remove the cover from one side, arrow 3.4.Press the four fasteners and remove the
cover.
Attaching the covers
1.When attaching the cover, make sure that
all four fasteners are engaged.2.Attach the cover under the rubber lip and
then thread it between the bars.3.Press down on the holder and tighten the
three screws.
In the cargo area
Raise the cargo floor panel.
Information on the fuse types and locations is
found on a separate sheet.
Seite 214MobilityReplacing components214
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Engine oil types, alterna‐tive  200 
Engine oil types, ap‐ proved  200 
Engine start during malfunc‐ tion  33 
Engine start, jump-start‐ ing  216  
Engine start, refer to Starting the engine  62 
Engine stop  62 
Engine temperature  78 
Entering a car wash  221 
Equipment, interior  148 
ESP Electronic Stability Pro‐ gram, refer to DSC  114 
Exchanging wheels/tires  193 
Exhaust system  163 
Exterior mirror, automatic dimming feature  55 
Exterior mirrors  54 
External start  216 
External temperature dis‐ play  79 
External temperature warn‐ ing  79 
Eyes for securing cargo  166 
F
Failure message, refer to Check Control  76 
False alarm, refer to Uninten‐ tional alarm  43 
Fan, refer to Air flow  142, 146  
Fault displays, refer to Check Control  76 
Filler neck for engine oil  199 
Fine wood, care  223 
First aid kit  216 
Fitting for towing, refer to Tow fitting  219 
Flat tire, changing wheels  212 
Flat Tire Monitor FTM  100 Flat tire, Tire Pressure Moni‐
tor TPM  97 
Flat tire, warning lamp  98, 101  
Flooding  163 
Floor carpet, care  224 
Floor mats, care  224 
Fogged up windows  142 
Fold down the rear seat back‐ rest, see Though-loading
system  154 
Fold-out position, windshield wipers  68 
Foot brake  163 
Front airbags  94 
Front fog lamps  92 
Front fog lamps, bulb replace‐ ment  209 
Front lamps  205 
Front passenger airbags, au‐ tomatic deactivation  96 
Front passenger airbags, indi‐ cator lamp  96 
FTM Flat Tire Monitor  100 
Fuel  180 
Fuel cap  178 
Fuel consumption, current  80 
Fuel consumption, refer to Average fuel consump‐
tion  84 
Fuel filler flap  178 
Fuel gauge  78 
Fuel quality  180 
Fuel recommendation  180 
Fuel, tank capacity  231 
Fuse  213 
G
Garage door opener, refer to Universal garage door
opener  148 
Gasoline  180 
Gear change, automatic transmission  70 
Gear shift indicator  81 General driving notes  162 
Glass sunroof, powered  45 
Glove compartment  156 
Gross vehicle weight, ap‐ proved  228 
H
Handbrake, refer to parking brake  65 
Hand-held transmitter, alter‐ nating code  149 
Hazard warning flashers  215 
Head airbags  94 
Headlamp control, auto‐ matic  90 
Headlamp courtesy delay fea‐ ture  89 
Headlamp flasher  66 
Headlamp glass  205 
Headlamps  205 
Headlamps, care  222 
Headlamp washer system  66 
Headliner  15 
Head restraints  47 
Head restraints, front  51 
Head restraints, rear  52 
Head-up Display  87 
Head-up Display, care  224 
Heavy cargo, stowing  166 
Height, vehicle  228 
High-beam Assistant  91 
High beams  66 
High beams/low beams, refer to High-beam Assistant  91 
Hills  164 
Hill start assistant, refer to Drive-off assistant  118 
Hints  6 
Holder for beverages  158 
Homepage  6 
Hood  197 
Horn  12 
Hotel function, trunk lid  38 
Hot exhaust system  163 
HUD Head-up Display  87 Seite 235Everything from A to ZReference235
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PDC Park Distance Con‐trol  128  
Pedestrian warning with city braking function  108 
Personal Profile  33 
Personal Profile, exporting profiles  34 
Personal Profile, importing profiles  35 
Pinch protection system, glass sunroof  45 
Pinch protection system, win‐ dows  44 
Plastic, care  223 
Power failure  213 
Power sunroof, glass  45 
Power windows  43 
Pressure, tire air pres‐ sure  185 
Pressure warning FTM, tires  100 
Profile, refer to Personal Pro‐ file  33 
Programmable memory but‐ tons, iDrive  22 
Protective function, glass sunroof  45 
Protective function, win‐ dows  44 
Push-and-turn switch, refer to Controller  16, 17  
R Radiator fluid  201 
Radio-operated key, refer to Remote control  32 
Radio ready state  62 
Radio, see user's manual for Navigation, Entertainment
and Communication 
Rain sensor  67 
Rear socket  153 
Rear turn signal, bulb replace‐ ment  210 
Rearview camera  130 Rearview mirror  54 
Rear window de‐ froster  142, 146  
Recirculated-air filter  146 
Recirculated-air mode  142, 145  
Recommended fuel grade  180 
Recommended tire brands  194 
Refueling  178 
Remaining range  79 
Remote control/key  32 
Remote control, malfunc‐ tion  36 
Remote control, univer‐ sal  148  
Replacement fuse  213 
Replacing parts  204 
Replacing wheels/tires  193 
Reporting safety defects  9 
RES button  122 
Reserve warning, refer to Range  79 
Reset, Tire Pressure Monitor TPM  98 
Retaining straps, securing cargo  166 
Retreaded tires  194 
Roadside parking lamps  90 
Roller sunblinds  44 
RON recommended fuel grade  180 
Roof load capacity  228 
Roof-mounted luggage rack  167 
Rope for tow-starting/ towing  219 
RSC Run Flat System Com‐ ponent, refer to Run-flat
tires  195 
Rubber components, care  223 
Run-flat tires  195 S
Safe braking  163 
Safety  7 
Safety belt reminder for driv‐ er's seat and front passen‐
ger seat  51 
Safety belts  50 
Safety belts, care  223 
Safety switch, windows  44 
Safety systems, airbags  94 
Saving fuel  168 
Screen, refer to Control Dis‐ play  16 
Screwdriver, see Onboard ve‐ hicle tool kit  204 
Screw thread for tow fit‐ ting  220 
Seat and mirror memory  53 
Seat belts, refer to Safety belts  50 
Seat heating, front  50 
Seat heating, rear  50 
Seating position for chil‐ dren  57 
Seats  47 
Selection list in instrument cluster  83 
Selector lever, automatic transmission  70 
Sensors, care  224 
Service and warranty  8 
Service requirements, Condi‐ tion Based Service
CBS  202 
Service requirements, dis‐ play  80 
Service, Roadside Assis‐ tance  216 
Services, ConnectedDrive 
Settings, locking/unlock‐ ing  41 
Settings on Control Dis‐ play  86 
Settings, storing for seat, mir‐ ror  53 Seite 238ReferenceEverything from A to Z238
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Shifting, automatic transmis‐sion  69 
Shifting, manual transmis‐ sion  69 
Shift paddles on steering wheel  71 
Side airbags  94 
Side View  133 
Signaling, horn  12 
Signals when unlocking  41 
Sitting safely  47 
Size  228 
Slide/tilt glass roof  45 
Smallest turning circle  228 
Snow chains  195 
Socket  152 
Socket, OBD Onboard Diag‐ nostics  202 
Soot particulate filter  163 
SOS button  215 
Spare fuse  213 
Specified engine oil types  200 
Speed, average  84 
Speed limit detection, on‐ board computer  85 
Speed limiter, display  81 
Speed Limit Information  81 
Speed warning  85 
Split screen  22 
SPORT+ - program, Dynamic Driving Control  116 
Sport automatic transmis‐ sion  71 
Sport displays, torque dis‐ play, performance dis‐
play  85 
SPORT program, Dynamic Driving Control  117 
Sport program, transmis‐ sion  71 
Sport steering, variable  116 
Stability control systems  114 
Start/stop, automatic func‐ tion  63 
Start/Stop button  61 Start function during malfunc‐
tion  33 
Starting the engine  62 
Status control display, tires  97 
Status information, iDrive  21 
Status of Owner's Manual  6 
Steering wheel, adjusting  56 
Steering wheel heating  56 
Steptronic, automatic trans‐ mission  69 
Stopping the engine  62 
Storage compartment in the rear  158 
Storage compartments  156 
Storage compartments, loca‐ tions  156 
Storage, tires  195 
Storing the vehicle  224 
Summer tires, tread  193 
Supplementary text mes‐ sage  77 
Surround View  130 
Switch for Dynamic Driv‐ ing  116  
Switch-on times, parked-car ventilation  147 
Switch, refer to Cockpit  12 
Symbols  6 
Symbols in the status field  21 
T Tachometer  78 
Tail lamp  210 
Tail lamps  210, 212  
Technical changes, refer to Safety  7 
Technical data  228 
Telephone, see user's manual for Navigation, Entertain‐
ment and Communication 
Temperature, automatic cli‐ mate control  142, 144  
Temperature display for ex‐ ternal temperature  79 Temperature, engine oil  78 
Tempomat, refer to Active Cruise Control  119 
Terminal, starting aid  217 
Text message, supplemen‐ tary  77 
Theft alarm system, refer to Alarm system  41 
Thigh support  49 
Through-loading system  154 
Tilt alarm sensor  42 
Time of arrival  85 
Tire damage  193 
Tire identification marks  191 
Tire inflation pressure  185 
Tire inflation pressure moni‐ tor, refer to FTM  100 
Tire Pressure Monitor TPM  97 
Tires, changing  193 
Tires, everything on wheels and tires  185 
Tires, run-flat tires  195 
Tire tread  193 
Tone, see user's manual for Navigation, Entertainment
and Communication 
Tool  204 
Top View  134 
Total vehicle weight  228 
Touchpad  19 
Tow fitting  219 
Towing  218 
Tow-starting  218 
Tow truck  218 
TPM Tire Pressure Moni‐ tor  97 
Traction control  115 
TRACTION program, Dy‐ namic Driving Control  115 
Transmission, automatic  69 
Transmission, manual  69 
Transporting children safely  57 
Tread, tires  193 
Trip computer  85 Seite 239Everything from A to ZReference239
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