Page 124 of 275

122Climate controlClimate controlClimate control systems.............122
Heating and ventilation system 122
Air conditioning system ...........123
Electronic climate control system .................................... 126
Auxiliary heater ........................130
Air vents ..................................... 130
Adjustable air vents .................130
Fixed air vents ......................... 131
Glovebox cooler ......................131
Maintenance .............................. 131
Air intake ................................. 131
Air conditioning regular
operation ................................ 132
Service .................................... 132Climate control systems
Heating and ventilation system
Controls for: ● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● heated rear window and exterior mirrors b
● heated seats ß
Heated rear window b 3 40.
Heated exterior mirrors b 3 37.
Heated seats ß 3 49.
Temperature
Adjust the temperature by turning £ to the desired temperature.red area:warmerblue area:colder
Heating will not be fully effective until
the engine has reached normal
operating temperature.
Air distribution
l:to windscreen and front door
windowsM:to head area via adjustable air
ventsK:to foot well and windscreen
All combinations are possible.
Fan speed
Adjust the air flow by turning Z to the
desired speed.
clockwise:increaseanticklockwise:decrease
Page 125 of 275
Climate control123Demisting and defrosting
● Press à: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
● Open side air vents as required and direct them towards the doorwindows.
Heated rear window, windscreen and exterior mirrors b 3 40.
Heated seats ß 3 49.
Air conditioning system
Controls for:
● temperature £
● air distribution l, M and K
● fan speed Z
● demisting and defrosting à
● cooling A/C
● air recirculation 4
● heated rear window and exterior mirrors b
● heated windscreen ,
● heated seats ß
Heated rear window b3 40.
Heated exterior mirrors b3 37.
Heated windscreen , 3 41.
Heated seats ß 3 49.
Some setting changes are indicated
briefly in the Info Display. Activated
functions are indicated by the LED in
the respective button.
Temperature
Adjust the temperature by turning
£ to the desired temperature.
red area:warmerblue area:colder
Page 127 of 275

Climate control125humidity increases, so the
windows may mist up from inside.
The quality of the passenger
compartment air deteriorates,
which may cause the vehicle
occupants to feel drowsy.
In warm and very humid ambient air conditions, the windscreen may mist
up from outside when cold air is
directed towards it. If windscreen
mists up from outside, activate
windscreen wiper and deactivate l.
Maximum cooling
Briefly open the windows so that hot
air can disperse quickly.
● Switch on cooling A/C.
● Press 4 for air recirculation
system on.
● Press M for air distribution.
● Set temperature control £ to
coldest level.
● Set fan speed Z to highest level.
● Open all vents.
Heated rear window, windscreen and exterior mirrors b 3 40.
Heated seats ß 3 49.
Demisting and defrosting the
windows● Press à: the air distribution is
directed towards the windscreen.
● Set temperature controller £ to
warmest level.
● Switch on cooling A/C, if
required.
● Set fan speed Z to highest level.
● Switch on heated rear window b.
● Switch on heated windscreen ,.
● Open side air vents as required and direct them towards the doorwindows.
Notice
If à is pressed while the engine is
running, an Autostop will be inhibited until à is pressed again.
If à is pressed while the engine is in
an Autostop, the engine will restart
automatically.
Stop-start system 3 138.
Page 219 of 275
Vehicle care217No.Circuit10Central locking system11Central locking system13Anti-theft alarm system16Electrical power steering wheel18OnStar21Interior lights22Glovebox light23Blind spot alert system / Exterior
mirror adjustment / Inductive
charging24Column electrical assembly25Interior mirror26Seat belt reminder27Camera / Rain sensor / Auto‐
matic light control28USB / Infotainment31AirbagNo.Circuit33Power outlet front36InfotainmentNo.Circuit1Interior mirror / Electrical power
steering wheel / Selective ride
control / Radar / Diesel exhaust
system3Trailer provisions control
module4HornNo.Circuit5Windscreen washer6Windscreen washer7Power outlet rear10Doors lock / Tailgate lock11Doors lock / Tailgate lock12Stop-start system / Diagnostic
connector module / Brake
system13Infotainment / Climate control
system14Alarm siren15Climate control system16Stop-start system / Brake
system17Instrument cluster19Column electrical assembly /
Steering wheel controls21Anti-theft alarm system
Page 271 of 275

269Collision damage repair..............260
Control indicators.......................... 91
Control of the vehicle .................134
Controls ........................................ 78
Convex shape .............................. 36
Coolant and antifreeze ...............242
Cruise control ...................... 98, 156
Cupholders .................................. 67
Curtain airbag system .................. 58
Curve lighting.............................. 114
D
Danger, Warnings and Cautions ...4
Daytime running lights ...............114
Declaration of conformity ............257
DEF ............................................ 143
Deflation detection system ...........96
Diesel exhaust fluid ....................143
Diesel fuel system bleeding .......207
Door open .................................... 99
Doors ............................................ 29
Driver alert .................................. 190
Driver assistance systems ..........156
Driver Information Centre .............99
Driving characteristics and towing tips .............................. 195
Driving hints ................................ 134
E
Electric adjustment ......................36
Electrical system......................... 214Electric parking brake ...........94, 150
Electric parking brake fault ...........94
Electronic climate control system 126
Electronic driving programmes ..148
Electronic key system ...................22
Electronic Stability Control and Traction Control system ....95, 153
End-of-life vehicle recovery .......202
Engine compartment fuse box ...215
Engine coolant ........................... 204
Engine coolant temperature ........95
Engine coolant temperature gauge ....................................... 90
Engine data ............................... 249
Engine exhaust .......................... 142
Engine identification ...................245
Engine oil ................... 203, 242, 246
Engine oil level monitor ................90
Engine oil pressure ......................96
Entry lighting .............................. 120
Event data recorders ..................263
Exhaust filter ......................... 96, 142
Exit lighting ................................ 121
Exterior care .............................. 235
Exterior light ................................. 97
Exterior lighting ....................12, 112
Exterior mirrors ............................. 36F
Fault ........................................... 148
First aid ......................................... 74
First aid kit ................................... 74
Fixed air vents ........................... 131
Folding mirrors ............................. 37
Forward collision alert................. 168
Front airbag system .....................57
Front fog lights .............98, 118, 209
Front pedestrian protection ........173
Front seats.................................... 44
Fuel............................................. 192
Fuel for diesel engines ..............192
Fuel for petrol engines ...............192
Fuel gauge ................................... 90
Fuses ......................................... 214
G
Gauges ......................................... 89
Gear shifting ................................. 95
General information ...................195
Glass panel .................................. 42
Glovebox ..................................... 67
Glovebox cooler ......................... 131
H Halogen headlights ....................208
Hazard warning flashers ............117
Headlight flash ........................... 113
Headlight range adjustment ......114
Headlights................................... 112