WARNINGIf you have to stop for technical reasons, then park the vehicle at a safe
distance from the traffic, switch off the engine and switch on the hazard
warning light system » page 61. Place the warning triangle at the prescri-
bed distance.
Note
■ If the MAXI DOT display shows warning messages, these messages must be
confirmed in order to access the main menu » page 40 .■
As long as the operational faults are not rectified, the warning lights are al-
ways indicated again. After they are displayed for the first time, the warning
lights continue to be indicated without any extra messages for the driver.
Warning lights
Introduction
This chapter contains information on the following subjects:
Handbrake
32
Braking system
32
Front seat belt indicator light
32
Alternator
32
Door open
32
Coolant
32
Boot lid
32
Power steering / steering lock (KESSY system)
33
Engine oil
33
Stability control (ESC) / Traction control (TCS)
34
Traction control (TCS) deactivated
34
Anti-lock braking system (ABS)
34
Rear fog light
34
Lamp failure
34
Xenon headlights (AFS)
34
Emission control system
35
Preheating unit (diesel)
35
Control of the engine electronics (petrol engine)
35
Diesel particle filter (diesel)
35
Fuel reserve
36 Airbag system36 Tyre pressure36
Windscreen washer fluid level
37
Turn signal system
37
Fog lights
37
Cruise control system
37
Brake pedal (automatic transmission)
37
OFF ROADmode
37
Main beam
37
Display of a low temperature
37
The warning lights in the instrument cluster indicate certain functions or
faults.
Some warning lights can be accompanied by acoustic signals and messages in
the display of the instrument cluster.
After switching on the ignition, some warning lights light up briefly as a func-
tion test. If the tested systems are OK, the corresponding warning lights go
out a few seconds after switching on the ignition or after starting the engine.
The warning lights are located at the following positions in the instrument
cluster » Fig. 17 on page 28 .
▶ Engine revolutions counter
1
▶Speedometer
2
▶Display
5WARNING■ Ignoring illuminated warning lights and related messages or instructions
in the display of the instrument cluster may lead to serious personal injury
or damage to the vehicle.■
If you have to stop for technical reasons, then park the vehicle at a safe
distance from the traffic, switch off the engine and switch on the hazard
warning light system » page 61. Place the warning triangle at the prescri-
bed distance.
■
The engine compartment of your car is a hazardous area. The following
warning instructions must be followed at all times when working in the en-
gine compartment » page 142, Engine compartment .
31Instruments and Indicator Lights
HandbrakeRead and observe
on page 31 first.
lights up – the hand brake has been applied.
An acoustic signal will sound if you drive the vehicle above 6 km/h while the
handbrake is still on.
▶ Release the handbrake.
Braking system
Read and observe
on page 31 first.
illuminates – the brake fluid level in the brake system is too low.
▶ Park the vehicle,
stop driving! Seek help from a specialist garage.
WARNINGA fault to the braking system can increase the vehicle's braking distance -
There is risk of accident!
Front seat belt indicator light
Read and observe
on page 31 first.
lights up - the driver or front passenger has not fastened their seat belt.
At a speed of over 20 km/h, the indicator light flashes and an audible warn-
ing sounds at the same time.
If the seat belt is not fastened by the driver or front passenger during the next
approx. 2 minutes, the warning signal is deactivated and the warning light
illuminates permanently.
Alternator
Read and observe
on page 31 first.
lights up – the battery is not being charged whilst the engine is running.
▶ As the battery discharges while driving, all non-essential electrical loads (e.g.
Infotainment) should be switched off.
▶ Continued driving is possible with appropriate caution. Seek assistance from
a specialist garage immediately.
CAUTIONIf, in addition to the light the light lights up while driving, stop driving -
There is a risk of engine damage! Switch off the engine and seek assistance
from a specialist garage.
Door open
Read and observe
on page 31 first.
illuminates - one or more doors are open.
On vehicles with MAXI DOT display, this indicator is replaced by a vehicle icon
on the display » page 38 .
Coolant
Read and observe
on page 31 first.
lights up or flashes – the coolant temperature is too high or the coolant lev-
el is too low.
▶ Stop the vehicle, switch off the engine, and allow the engine to cool down.
▶ Check the coolant level » page 146, Checking and refilling .
If the coolant level is within the specified range and the warning light lights
up again, there may be a malfunction of the cooling fan.
▶ Switch off the ignition.
▶ Check the fuse for the radiator fan, replace if necessary.
If the coolant level and fan fuse are both OK but the warning light lights up
again,
stop driving!
▶ Seek help from a specialist garage.
Boot lid
Read and observe
on page 31 first.
illuminates - the boot lid is open.
On vehicles with MAXI DOT display, this indicator is replaced by a vehicle icon
on the display » page 38 .
32Using the system
Index
A
ABS Operation
110
Warning light34
Acceptance and recycling of used vehicles
133
Accessories131
Adaptive headlight see xenon headlight
60
AdBlue141
Check level141
indicator light30
refill142
Adjusting Steering wheel
11
Adjusting seats manually68
Adjusting the seats10
Advice on tyre/wheel usage150
AFS Display messages
34
Warning light34
AHL see xenon headlight
60
Air-conditioning system Air outlet vents
96
Airbag
16
Adjustments and impairments to the airbag system
132
Deactivation19
Deployment17
Warning light36
Airbag system16
Air conditioning93
Air distribution control96
Climatronic94
Manual air conditioning94
Air distribution control96
Air outlet vents96
Alarm51
Trailer130
All-year tyres152
Alternator Warning light
32
Anti-lock braking system (ABS)110
Anti-theft alarm system51
Trailer130
Anti-theft wheel bolts157
Armrest Front
71
Ashtray78
Assist systems110
Auto Check Control30
Automatic drive Selector lever
106
Automatic driving light control60
Automatic gearbox Kickdown
108
Selector lever-emergency unlocking166
Selector lever lock107
Starting-off and driving108
Tiptronic107
Automatic shutdown of consumers147
Automatic transmission106
Selector lever lock107
AUX77
Auxiliary heating (auxiliary heating and ventila- tion)
97
Avoiding damage to your vehicle109
B
Bar with sliding hook
88
Battery Changing batteries for the removable light
164
Changing in key164
Replace the battery in the remote control in the auxiliary heating
164
Belts13
Belt tensioners15
Bluetooth See Owner's Manual Infotainment
6
Bonnet Closing
143
Opening143
Boot Class N1 vehicles
91
See boot lid53
Boot lid Automatic locking
53
Open/Close53
Warning light32
Brake Assist (HBA)111
Brake booster103
Brake fluid147
Check147
specification147
Brake pads New
103
Brake pedal (automatic transmission) Warning light
37
Brakes Brake booster
103
Brake fluid147
Braking and stabilisation systems110
Handbrake104
Information on braking103
Warning lights32
Brake system110
Breakdown kit159
Breakdown service see Help in an emergency
8
Bulbs Replacing
170
Buttons in the door Electric window
54
184Index