Page 139 of 166

Reference
At a glance
Controls
Driving tips
Mobility
 137
Engine compartment lid open
Luggage compartment lid open
Window washer fluid level too low Add washer fluid as soon as possible, 
refer to page50.
Lights up in red:
Service is due Schedule a service appointment
Check service requirements, refer to 
page63.
Lights up in yellow:
The engine will start the next time the 
start/stop button is touched, possibly 
without the brake or clutch being 
depressed
Remote control malfunctioning or, in 
cars with convenient access, not 
detectedThe engine cannot be started. Have the 
remote control checked, if necessary.
Battery  in  remote  control  discharged Use the remote control for a longer jour-
ney or, in cars with convenient access, 
replace the battery.
Lights up in red:
Driver's and/or front passenger's air-
bags malfunctioningHave the system checked immediately.
Lights up in yellow:
Belt tensioners and/or airbag system 
for rear-seat passengers malfunction-
ingHave the system checked as soon as 
possible.
Belt tensioners and/or airbag system 
failedHave the system checked immediately.
Active steering defective You can continue your journey.
Steering characteristics are modified 
and steering wheel could be off-center.
Steer carefully. 
Have the system checked as soon as 
possible.
Lights up:
Emergency call system has failed or is 
malfunctioningHave the system checked as soon as 
possible.
12Cause What to do 
         
        
        
     
        
        Page 162 of 166

Everything from A to Z
160 Safety systems
– airbags74
– Antilock Brake System 
ABS68
– Dynamic Stability Control 
DSC68
– safety belts36
Safety tires, refer to Run-Flat 
Tires116
Screw thread for tow 
fitting133
Seat adjustment
– electric32
– mechanical32
Seat and mirror memory35
Seat belt reminder, refer to 
'Fasten safety belts' 
reminder36
Seats31
– adjusting the seats32
– heating34
– sitting safely31
Securing cargo94
Securing the vehicle
– from inside22
– from outside20
Selecting distance for active 
cruise control55
Selector lever
– automatic transmission with 
Steptronic47
– sequential manual gearbox 
SMG45
Selector lever lock, refer to 
Shiftlock
– automatic transmission with 
Steptronic47
– sequential manual gearbox 
SMG45
Selector lever positions
– automatic transmission with 
Steptronic47
– sequential manual gearbox 
SMG45Sequential manual gearbox 
SMG45
– acceleration assistant47
– breaking in98
– Dynamic Driving Control46
– gear indicator45
– kick-down46
– shiftlock45
– tow-starting134
Service, refer to Roadside 
Assistance131
Service car, refer to Roadside 
Assistance131
Service data in the remote 
control123
Service Interval Display, refer 
to Condition Based Service 
CBS123
Service requirement display, 
refer to Condition Based 
Service CBS123
Service requirements63
Settings
– clock, 12h/24h mode62
Shifting gears
– automatic transmission with 
Steptronic48
– sequential manual gearbox 
SMG45
Shiftlock
– automatic transmission, 
refer to Changing selector 
lever positions47
– sequential manual gearbox 
SMG45
Shift paddles46
Side airbags74
Side-mounted turn signals
– replacing bulbs127
Side window blind, refer to 
Roller sun blinds89
Side windows, refer to 
Windows27
Signal horn, refer to Horn10
Sitting safely31
– airbags31
– safety belt31
– with head restraint31
Ski bag94Ski sack, refer to Ski bag94
Sliding/tilt sunroof, refer to 
Glass sunroof, electric28
Slot for remote control42
SMG, refer to Sequential 
manual gearbox45
Smokers' package, refer to 
Ashtray91
Snap-in adapter, refer to 
Center armrest storage 
compartment89
Socket, refer to Connecting 
electrical appliances91
Socket for On-Board 
Diagnosis OBD124
Spare fuses129
Spare fuses, refer to 
Fuses129
Spare key18
– adapter18
Spark plugs, refer to Service 
requirements63
Speed
– with winter tires117
Speedometer12
Sport program
– refer to Dynamic Driving 
Control46
Sports seat33
Stability control, refer to 
Driving stability control 
systems68
Start/stop button42
– starting the engine43
– switching off the engine43
Starting
– difficulties, temperature43
Starting, refer to Starting the 
engine43
Starting assistance, refer to 
Jump starting132
Starting the engine
– start/stop button42
Status of this Owner's Manual 
at time of printing5 
         
        
        
     
        
        Page 163 of 166

Reference
At a glance
Controls
Driving tips
Mobility
 161
Steering wheel38
– adjustment38
– buttons on steering 
wheel11
– lock42
Steering with variable ratio, 
refer to Active steering73
Steptronic, refer to Automatic 
transmission with 
Steptronic47
Storage compartments90
Storing seat positions, refer to 
Seat and mirror memory35
Storing tires117
Stowage, refer to Storage 
compartments90
Summer tires, refer to Wheels 
and tires108
Sun blinds89
Switches, refer to Cockpit10
Switching off
– engine43
Switching off the engine
– start/stop button42
Switching the cooling function 
on and off85
Symbols4
T
Tachometer59
Tailgate
– locking or unlocking 
separately24
– opening and closing23
– opening from inside23
– opening from outside23
Tail lamps127
– replacing bulbs128
Tank contents, refer to 
Capacities151
Technical data148
Technical modifications5
Telephone
– installation location, refer to 
Center armrest89
– refer to separate Owner's 
ManualTemperature adjustments
– air conditioner81
– automatic climate control83
Temperature display
– ice warning59
– outside temperature59
– setting the units62
Temperature of the coolant, 
refer to Coolant 
temperature59
Tensioning straps, refer to 
Securing cargo101
The individual vehicle5
Thigh support33
Third brake lamp, refer to 
Center brake lamp128
Tilt alarm sensor25
Tilt function, passenger-side 
mirror37
Tire inflation pressures108
Tire pressure
– loss72
Tire pressure monitoring, 
refer to Flat Tire Monitor71
Tire puncture, refer to Flat Tire 
Monitor72
Tire Quality Grading114
Tires
– age114,116
– breaking in98
– changing, refer to Changing 
wheels129
– condition115
– damage115
– inflation pressure108
– minimum tread depth115
– new tires116
– pressure monitoring, refer to 
Flat Tire Monitor71
– puncture72
– Run-Flat Tires116
– size114
– wear indicators, refer to 
Minimum tread depth115
– winter tires117
Tools, refer to Onboard tool 
kit125
Torque148
Tow bar134Tow fitting
– screw thread133
Tow fittings133
Tow fittings for tow-starting 
and towing away133
Towing133
– methods134
Towing away
– car with automatic 
transmission133
Tow rope134
Tow-starting133
– sequential manual gearbox 
SMG134
Track width, refer to 
Dimensions149
Traction-assist feature, refer 
to DSC68
Traction control, refer to DSC 
Dynamic Stability 
Control68
Trailer towing
– towing loads and gross 
weight150
Transmission
– automatic transmission with 
Steptronic47
– manual transmission44
– overriding selector lever lock 
for automatic transmission 
with Steptronic48
– sequential manual gearbox 
SMG45
Transporting children 
safely39
Transport securing device, 
refer to Securing cargo101
Tread depth, refer to Minimum 
tire tread115
Trip-distance counter, refer to 
Trip odometer59
Triple turn signal activation49
Trip odometer59
Trunk
– lid, refer to Luggage 
compartment lid23
Trunk lamp, refer to Luggage 
compartment lamp79