2018 BMW M4 Owners Manual

Defrosting
windows
and
removing
condensation
Principle
Ice and condensation are quickly removed from the windscreen and the front side winj dows.
Switching
on/off Press the button.
The LED is illuminated when the sysj
tem is switched on.
To do this, point the side nozzles at the side windows if necessary.
The air flow can be adapted when the proj gramme is active.
If there is condensation on the window, switch on the cooling function as well or press the AUTO button to use the condensation sensor.
Rear
window
heating Press the button. The LED is illuminaj
ted.
The rear window heating is switched off autoj matically after a certain period of time.
Microfilter/activated
carbon
filter
In outside and recirculated-air mode, the mij crofilter/activated carbon filter filters dust, poljlen and harmful gases from the air.
Have this filter replaced during maintenance,
see page 229, of the vehicle.Ventilation
Ventilation
at
front'yLever for changing the air flow direction,
arrows 1.'yKnurled wheels to open and close the air outlets steplessly, arrow 2.'yKnurled wheel for varying ventilation temjperature in upper body area, arrow 3.
Towards blue: cooler.
Towards red: warmer.
The set interior temperature for driver and
front seat passenger is not changed by
this.
Adjusting
'yVentilation for cooling:
Adjust the side nozzles so that air is direcj
ted towards you, for example if the vehij
cle's interior has become hot.'yDraught-free ventilation:
Adjust the side nozzles so that the air flows
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Ventilation
in
rear
passenger
compartment'yKnurled wheel for steplessly opening and closing the side nozzles, arrow 1.'yKnurled wheel for varying the ventilation
temperature, arrow 2.
Towards blue: cooler.
Towards red: warmer.
This does not change the set interior temj perature.'yLever for changing the air flow direction,
arrow 3.
Independent
ventilation
Principle The independent ventilation system ventilatesthe passenger compartment and lowers its temperature where required.
General
The independent ventilation can be switched on and off via two preselected switch-on timesor directly. The system remains switched onfor 30 minutes.
The independent ventilation is operated using
iDrive.
Operating
requirements
'yDirect operation: vehicle is in radio ready
state.'yDirect operation or preselected switch-on
time: does not depend on the outside temj
perature.'yBattery is sufficiently charged.
The vehicle battery is discharged when the
independent ventilation is switched on. As a result, the maximum activation time is rej
stricted to protect the battery. After the enj
gine is started or after driving a short disj tance, the system will be available again.'yEnsure that the data and time are set corjrectly in the vehicle.'yOpen the ventilation vents to allow the airto enter the passenger compartment.
Switching
on/off
directly
Via iDrive:
1."My Vehicle"2."Vehicle settings"3.If necessary, "Climate comfort"4."Activate auxiliary ventilation now"
symbol on automatic air conditioning
flashes when system is switched on.
Preselecting
the
switch-on
time
Via iDrive:
1."My Vehicle"2."Vehicle settings"3.If necessary, "Climate comfort"4."Auxiliary ventilation"5.Select required switch-on time.6.Set desired time.
Activating
the
switch-on
time
Via iDrive:
1."My Vehicle"2."Vehicle settings"3.If necessary, "Climate comfort"4."For start time at:"Seite 178ControlsAir
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Activate required switch-on time.
Symbol on the automatic air conditioning
system is illuminated when the switch-on time
is active.
Symbol on the automatic air conditioning
system flashes when the system has cut in.
The system switches on within the next
24 hours only. Afterwards, it must be reactivaj
ted.
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Interior
equipmentVehicle
equipmentThis chapter describes all standard, national
and special equipment available for the model
series. Therefore equipment which is not inj stalled in your vehicle, for example on account
of the selected optional equipment or the
country specification, may also be described
here. This also applies to safety-relevant funcj
tions and systems. Comply with the relevant
laws and regulations when using the correj
sponding functions and systems.
Sun
visorGlare
protection
Fold the sun visor downwards or upwards.
Vanity
mirror A vanity mirror is situated in the sun visor bejhind a cover. The mirror light switches on when the cover is opened.
Ashtray/lighter Ashtray
Opening
Remove lid.
Emptying Lift out the insert.
Lighter WARNING
Contacting the hot heating element or
the hot fitting of the cigarette lighter can cause burns. Flammable materials can catch fire ifthe lighter falls down or is held against correjsponding objects. There is a danger of fire andinjury. Grip the cigarette lighter by the handle.Ensure that children do not use the lighter as
there is a risk of burns.'

Power
socketsGeneral
Cigarette lighter socket can be used as a
socket for electrical devices when the engine is running or the ignition is switched on.
The total load of all sockets must not exceed140 watt at 12 volt.
To avoid damage to the socket, do not insert
an incompatible plug.
Safety
notes WARNING
Devices and cables, for example portable
navigation devices, located in the deployment range of the airbags may impede airbag dejployment or be flung around the vehicle intejrior when the airbag is deployed. There is a
danger of injury. Make sure that devices and
cables are not in the deployment range of the airbags.'

GeneralComply with the notes on connecting mobiledevices to the USB interface in the chapter onUSB connections, see page 37.
In
the
centre
armrest
A USB interface is in the centre armrest.
In
the
centre
console
A USB interface is in the centre console.
Boot
Expanding
the
boot
Principle The boot can be enlarged by folding down the
rear backrest.
General The rear backrest is split 60m40. The left-hand
rear backrest is connected to the middle part.
The rear backrests can be folded down from
the boot.
Safety
notes
WARNING
Risk of trapping when folding down the
rear backrest. There is a danger of injury or
damage to property. Before folding down,
make sure that the movement area of the rear
backrest and the head restraint is clear.'

Folding
rear
backrest
down
from
the
boot1.Pull the corresponding lever in the boot to
unlock the rear backrest.2.The unlocked rear backrest moves slightly to the front.3.Fold the rear backrest forward.
Folding
back
the
rear
backrest
Fold the rear backrest back into seat positionand engage.
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equipmentControls183
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Storage
compartmentsVehicle
equipmentThis chapter describes all standard, national
and special equipment available for the model
series. Therefore equipment which is not inj stalled in your vehicle, for example on account
of the selected optional equipment or the
country specification, may also be described
here. This also applies to safety-relevant funcj
tions and systems. Comply with the relevant
laws and regulations when using the correj
sponding functions and systems.
Safety
notes WARNING
Loose objects or devices connected by a
cable to the vehicle, for example mobile telej phones, can be thrown through the interior
during the journey, for example in an accident
or during braking and evasive manoeuvres. There is a danger of injury. Ensure that looseobjects or devices connected by cable to thevehicle are secured in place in the interior.'