Rfrequent operation in mountainousterrain oron poorroad surfaces
Rwhenthe engine is often leftidlingfor longperiods
Roperation in particularly dusty conditionsand/or if air-recirculation mode is frequentlyused
Inthese or similar operating conditions, havetheinterior airfilter, engine air cleaner, engine oiland oilfilteretc.changed more frequently. Thetires must bechecked more frequently ifthevehicle is operated under increased loads.Fur‐ther information can be obtained at aqualifiedspecialistworkshop.
Battery disconnection periods
The ASSYST PLUS service interval displaycan only calculatethe service due datewhenthe batteryis connected.
Notedownthe service due date displayed onthe instrument display before disconnectingthe battery (→page 347).
Engine compartment
Active hood (pedestrian protection)
Operation ofthe active hood (pedestrian pro‐tection)In certain accident situations,therisk of injurytopedestrians can bereducedbythe actuationofthe active hood. Therear area ofthe hood israisedbyapproximately 3 in (85 mm).
Forthe drivetotheworkshop,resetthe trig‐gered active hoodyourself. Afterthe active hoodhas been triggered, pedestrian protection maybe limited.
Aqualified specialistworkshop mustre-instatethe full functionality ofthe active hood.
The active hood is notavailable in all countries.
Resettingthe active hood
\nWARNINGRisk of burns from hot com‐ponent parts inthe engine compartment
Certain components inthe engine compart‐ment can beveryhot, e.g.the engine,theradiator and parts oftheexhaust system.
Allowthe enginetocool down and onlytouch component parts described inthefollowing.
Withyour handflat, push down active hood1inthe area aroundthe hinges on bothsides (arrows).The hood must engage in position.
Ifthe active hood can beraised slightly attherear inthe area ofthe hinges,repeatthestep until it engages correctly.
348Maintenance and care
EBD (electronic brakeforce distribu‐tion)Function/notes ...................................17 0
ECO AssistDisplaying ............................................14 8Function/notes ...................................14 6
ECO displayFunction ..............................................14 6Resetting ............................................. 227
ECOstart/stop function.........................14 4Automatic enginestart ........................14 4Automatic enginestop .........................144Method of operation ............................144Switching off/on .................................14 6
Electric parking brake.............................162Applying automatically ........................16 2Applying orreleasing manually ............16 4Emergency braking ..............................16 4Releasing automatically .......................163
ElectronicStability Program
see ESP®(ElectronicStability Program)
EmergencyOverview ofthe help functions ..............16Reflective safetyvest.......................... 364
Emergency braking.................................164
Emergency brakingseeBAS (Brake AssistSystem)
Emergency call systemsee Mercedes-Benz emergency call system
Emergency enginestart......................... 380
EmergencykeyLocking a door ....................................... 70Unlocking a door ...................................70
Emergency operation modeStartingthevehicle .............................13 9
EmergencyreleaseTrunk lid (from inside) ............................76
EmergencyTensioning DevicesActivation .............................................. 32
ENERGIZING comfortOverview of programs .........................268Startingthe program ........................... 269
EngineECOstart/stop function ......................144Engine number .....................................417Starting (emergency operationmode) ..................................................13 9
Starting (RemoteOnline) ......................141Starting (start/stop button) .................139Starting assistance ..............................374Switching off (start/stop button) ........15 6
Engine dataDisplaying ............................................14 9
Engine number.........................................417
Engine oil.................................................352Additives .............................................. 421Capacity .............................................. 422Checkingthe oil level usingthe oildipstick ................................................ 351Checkingthe oil level usingthe on-board computer ................................... 351MB-Freigabe or MB-Approval ...............422Quality ................................................. 422Topping up ...........................................352
EnteringcharactersFunction/notes ................................... 255
EQ boostOperating safety .................................... 22Qualified specialistworkshop ................25
ESC (ElectronicStability Control)
see ESP®(ElectronicStability Program)
Index501
