Note■The aux. heating only switches the blower on, if it has achieved a coolant
temperature of approx. 50 °C.■
In the engine compartment, water vapour may form during the operation of
the aux. heating.
Switch on / off
Fig. 119
Button for directly switching the operating part of the manual air
conditioning/Climatronic on/off
Read and observe
and on page 97 first.
Functional requirements of the aux. heating. The charge state of the vehicle battery is sufficient.
The fuel supply is adequate (the warning light is not illuminated in the
instrument cluster).
Direct switching on/off
The aux. heating can be directly switched on or off at any time using the but-
ton
» Fig. 119 on the operating part of the air-conditioning system, or the Cli-
matronic or via the radio remote control » page 99.
Automatic on / off ▶ Over a set and activated preset time in the MAXI DOTDisplay.
▶ According to the environmental conditions.
If the auxiliary heating has not already been switched off, it switches off auto-
matically after the running time set in the
Running time
menu.
Switching off the auxiliary heating takes place automatically when there is a
lack of fuel (warning light in the instrument cluster lights up).
After switching off the system, the coolant pump and the aux. heating will
continue running a little while longer in order to burn the remaining fuel in the
heating.
For vehicles with gasoline engines, the automatic switching on and off of the
heater can be disabled in a specialist workshop.
System settings
Read and observe
and on page 97 first.
The following menu items can be selected from the
Aux. heating
menu item in
the MAXI DOT display (depending on the vehicle equipment). ■
Day of the wk.
- set the current day of the week
■
Running time
- Set the required running time in 5 minute increments. The run-
ning time can be 10 to 60 minutes.
■
Mode
- Set the desired heating/ventilation mode
■
Starting time 1
,
Starting time 2
,
Starting time 3
- for each pre-set time, the day and
the time (hour and minute) can be set for switching on the auxiliary heating.
An empty position can be found between Sunday and Monday when select-
ing the day. If this empty position is selected, the activation is performed
without taking into account the day.
■
Activate
- Activate pre-set mode
■
Deactivate
- Deactivate pre-set mode
■
Factory setting.
- Restore factory setting
■
Back
- return to main menu.
Only one programmed pre-set time can be active.
The last programmed pre-set time remains active.
After the auxiliary heating activates at the set time, it is necessary to pre-set a time again.
If the pre-set menu is closed by selecting the
Back
menu item or if no changes
are made on the display for more than 10 seconds, the set values are stored,
but the pre-set time is not activated.
An indicator light on the button is illuminated when the system is running.
The system in operation switches off on expiration of the operating duration
or can be deactivated earlier by pressing the direct on/off button or by using
the radio remote control.
98Using the system
Parking105
Park Assist118
Parking aid114
Reversing camera116
Parking aid114
Function114
Parking assistance Activation / deactivation
116
Display in the Infotainment display115
Parking lights58
Parking the vehicle See Parking
105
ParkPilot114
Parts replacement131
Passive safety Before setting off
10
Driving safety10
Passive Safety10
Pedals106
Footmats106
Petrol140
Phone See Owner's Manual Infotainment
6
Pocket in the luggage compartment87
Pockets83
Power limit Tilt / slide sunroof
56
Power steering33
Power windows Button in the front passenger door
54
Practical equipment storage net in the front centre console
81
Practical features Pockets
83
Storage compartment for umbrella82
Waste container80
Preheating unit35
R
Radio See Owner's Manual Infotainment/Radio
6
Raising the vehicle158
Rear fog light60
Warning light34
Rear seats71
Rear view camera Function keys
117
Orientation lines117
Rear View Camera Operation
117
Rear view mirror66
Rear window - heating63
refilling AdBlue
142
Refilling Coolant
146
Engine oil145
Windscreen washer fluid144
Reflective vest154
Refuelling139
Fuel139
Regulation Headlight beam
58
Remote Synchronization process
51
Remote control Aux. heating (aux. heating and ventilation)
99
Changing battery164
Unlocking/locking the vehicle48
Removable lamp90
Removable light Changing batteries
164
Removable through-loading bag84
Repairs and technical alterations131
Replace Battery
164
Replacing Bulbs170
Fuses167
Windscreen wiper blades166
Rev counter28
Reversing camera116
Rims150
Roof Load
93
Roof rack93
Running in Brake pads
103
Engine108
Tyres150
S
SafeLock
50
Safety10
Airbag16
Child safety21
Child safety seats21
Correct seated position10
Headrests73
ISOFIX24
TOP TETHER25
Safety belts rear middle seat
15
SAFE, SAFELOCK See SafeLock
50
Saving electrical energy108
Saving fuel108
SD-Card See Owner's Manual Infotainment
6
Seat belt height adjustment
14
Seat belts13
Belt tensioners15
fastening and unfastening14
189Index