
Monitor the closing process
Monitor the closing process to ensure
that no one becomes trapped.◀
Unlocking the trunk lid separately
Press the button on the exterior of the trunk
lid.
This corresponds to pressing the  
  but‐
ton on the remote control.
Do not place the remote control in the
cargo area
Take the remote control with you and do not
leave it in the cargo area; otherwise, the re‐
mote control is locked inside the vehicle when
the trunk lid is closed.◀
Open trunk lid with no-touch
activation
With Comfort Access, the trunk lid can be
opened with no-touch activation using the re‐
mote control you are carrying.
Two sensors detect a forward-directed foot
motion in the center of the area at the rear of
the car and the trunk lid opens.
Foot movement to be carried out Do not touch vehicle
With the foot motion, make sure there is
steady stance and do not touch the vehicle;
otherwise, there is a danger of injury, e. g. from
hot exhaust system parts.◀
1.Place in the center behind the vehicle,
about an arm's length from the vehicle rear.2.Move a foot in the direction of travel as far
under the vehicle as possible and immedi‐
ately pull it back. With this movement, theleg must pass through the ranges of both
sensors.
Opening
The trunk lid opens, regardless of whether it
was previously locked or unlocked.
During opening, the trunk lid pivots back and
up. Ensure that adequate clearance is available
before opening.
Before the opening, the hazard warning sys‐
tem flashes.
Preventing inadvertent opening
In situations where the trunk lid should is
not to be opened with no-touch activation, en‐
sure that the remote control is located beyond
the range of the sensor, at least 5 ft/1.50 m
from the rear of the car.
Otherwise, the trunk lid may be opened inad‐
vertently, for example by an unintentional or
misinterpreted movement of the foot.◀
Malfunction
Comfort Access may not function properly if it
experiences interference from external sour‐
ces such as mobile phones, metal objects,
overhead power lines, transmission towers,
etc.
In this case, open or close the vehicle using the
buttons on the remote control or use the
integrated key in the door lock.
If there is a malfunction, open the trunk lid with
the remote control button or with the button on
the trunk lid.
Seite 40ControlsOpening and closing40
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DrivingVehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equip‐
ment is also described that is not available in a
vehicle, e. g., because of the selected optional
equipment or country variant. This also applies
for safety-related functions and systems.
Start/Stop button The concept Pressing the Start/Stop button
switches the ignition on or off
and starts the engine.
Automatic transmission: The
engine starts if the brake is de‐
pressed while pressing the Start/Stop button.
Manual transmission: the engine starts if the
clutch pedal is depressed when the Start/Stop
button is pressed.
Ignition onAutomatic transmission: Press the Start/Stop
button but do not depress the brake.
Manual-shift transmission: press the Start/
Stop button, and do not press on the clutch
pedal at the same time.
All vehicle systems are ready for operation.
Most of the indicator and warning lamps in the
instrument cluster light up for varying lengths
of time.
To save battery power when the engine is off,
switch off the ignition and any unnecessary
electronic systems/power consumers.Note
If the engine is switched off and the ignition is
switched on, the system automatically
switches to the radio ready state when the
door is opened if the lights are switched off or
the daytime running lights are switched on.
Ignition off
Automatic transmission: Press the Start/Stop
button again, but do not depress the brake.
Manual-shift transmission: press the Start/
Stop button again, and do not press on the
clutch pedal at the same time.
All indicator lamps in the instrument cluster go
out.
To save battery power when the engine is off,
switch off the ignition and any unnecessary
electronic systems/power consumers.
P when the ignition is switched off
P is engaged automatically when the ig‐
nition is switched off. When in an automatic car
wash, for example, ensure that the ignition is
not switched off accidentally.◀
The ignition automatically cuts off while the
vehicle is stationary and the engine is stopped:▷When locking the vehicle, and when the
low beams are activated.▷Shortly before the battery is discharged
completely, so that the engine can still be
started. This function is only available
when the low beams are switched off.▷When opening or closing the driver door, if
the driver's seat belt is unbuckled and the
low beams are switched off.▷While the driver's seat belt is unbuckled, if
the driver's door is open and the low
beams are switched off.
When the ignition is switched off, by opening
or closing the driver's door or unbuckling the
Seite 61DrivingControls61
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▷The external temperature is high and auto‐
matic climate control is running.▷The passenger compartment has not yet
been heated or cooled to the required
level.▷The engine is not yet at operating temper‐
ature.▷The wheels are at a sharp angle or the
steering wheel is being turned.▷After driving in reverse.▷Fogging of the windows when the auto‐
matic climate control is switched on.▷Vehicle battery is heavily discharged.▷The engine compartment lid is unlocked.▷The parking assistant is activated.▷Stop-and-go traffic.▷The selector lever is in position N or M/S.▷Use of fuel with high ethanol content.
Starting the engine
The engine starts automatically under the fol‐
lowing conditions:
▷Automatic transmission:
By releasing the brake pedal.▷Manual transmission:
The clutch pedal is pressed.
After the engine starts, accelerate as usual.
Safety mode
After the engine switches off automatically, it
will not start again automatically if any one of
the following conditions are met.
▷The driver's safety belt is unbuckled and
the driver's door is open.▷The hood was unlocked.
Some indicator lamps light up for varying
lengths of time.
The engine can only be started via the Start/
Stop button.
Note
Even if driving away was not intended, the de‐
activated engine starts up automatically in the
following situations:▷Excessive warming of the passenger com‐
partment when the cooling function is
switched on.▷The steering wheel is turned.▷Automatic transmission: change from se‐
lector lever position D to N, R or M/S.▷Automatic transmission: change from se‐
lector lever position P to N, D, R or M/S.▷The vehicle begins rolling.▷Fogging of the windows when the auto‐
matic climate control is switched on.▷Vehicle battery is heavily discharged.▷Excessive cooling of the passenger com‐
partment when the heating is switched on.▷Low brake vacuum pressure; this can oc‐
cur, for example, if the brake pedal is de‐
pressed a number of times in succession.
Activating/deactivating the system
manually
Using the button
Press the button.
▷LED comes on: Auto Start Stop function is
deactivated.
The engine is started during an automatic
engine stop.Seite 64ControlsDriving64
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Requirements
For measuring parking spaces▷Maximum speed while driving forward ap‐
prox. 22 mph/35 km/h.▷Maximum distance to row of parked vehi‐
cles: 5 ft/1.5 m.
Suitable parking space
▷Gap between two objects with a minimum
length of approx. 5 ft/1.5 m.▷Min. length of gap between two objects:
your vehicle's length plus approx.
4 ft/1.2 m.▷Minimum depth: approx. 5 ft/1.5 m.
For parking procedure
▷Doors and trunk lid closed.▷Parking brake released.▷When parking in parking spaces on the
driver's side, the corresponding turn signal
must be set where applicable.
At a glance
Button in the vehicle
Parking assistant
Ultrasound sensors
The ultrasound sensors for measuring parking
spaces are located on the wheel arches.
To ensure full operability:
▷Keep the sensors clean and free of ice.▷When using high-pressure washers, do not
spray the sensors for long periods and
maintain a distance of at least 12 in/30 cm.▷Do not paste over sensors.
Switching on/off
Switching on with the button Press the button.
The LED lights up.
The current status of the parking space search
is indicated on the Control Display.
  Parking assistant is activated automatically.
Switching on with the reverse gear
Shift into reverse.
The current status of the parking space search
is indicated on the Control Display.
To activate:  
  "Parking Assistant"
Switching off The system can be deactivated as follows:
▷Press the button.▷Switch off the ignition.Seite 137Driving comfortControls137
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Technical dataVehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equip‐
ment is also described that is not available in a
vehicle, e. g., because of the selected optional
equipment or country variant. This also applies
for safety-related functions and systems.
Seite 228ReferenceTechnical data228
Online Edition for Part no. 01 40 2 925 743 - II/14Dimensions 
BMW 3 Series LimousineWidth with mirrorsinches/mm79.9/2,031Width without mirrorsinches/mm71.3/1,811Heightinches/mm56.4/1,434Lengthinches/mm182.2/4,627Wheel baseinches/mm110.6/2,810Smallest turning circle diam.ft/m37.1/11.3Smallest turning circle diameter with xDriveft/m38.4/11.7
Weights
The values preceding the slash apply to vehi‐
cles with manual transmission; the values fol‐
lowing the slash apply to vehicles with auto‐
matic transmission.
 320iApproved gross vehicle weightlbs
kg
4,300/4,340
1,950/1,969
Loadlbs/kg900/408Approved front axle loadlbs/kg1,985/900Approved rear axle loadlbs/kg2,480/1,125Approved roof load capacitylbs/kg165/75Cargo area capacitycu ft/l16.9/480 

Hydroplaning 163 
I Ice warning, see External temperature warning  79 
Icy roads, see External tem‐ perature warning  79 
Identification marks, tires  191 
Identification number, refer to Important features in the en‐
gine compartment  196 
iDrive  16 
Ignition key, refer to Remote control  32 
Ignition off  61 
Ignition on  61 
Indication of a flat tire  98, 101  
Indicator and warning lamps  76 
Individual air distribu‐ tion  142, 146  
Individual settings, refer to Personal Profile  33 
Inflation pressure, tires  185 
Inflation pressure warning FTM, tires  100 
Info display, refer to Com‐ puter  83 
Initialize, Tire Pressure Moni‐ tor TPM  98 
Initializing, Flat Tire Monitor FTM  101 
Instrument cluster  73 
Instrument cluster, electronic displays  75 
Instrument lighting  92 
Integrated key  32 
Integrated Owner's Manual in the vehicle  27 
Intelligent Emergency Re‐ quest  215 
Intelligent Safety  102 
Intensity, AUTO pro‐ gram  145 
Interior equipment  148 Interior lamps  92 
Interior lamps via remote con‐ trol  36 
Interior motion sensor  43 
Interior rearview mirror, auto‐ matic dimming feature  56 
Interior rearview mirror, com‐ pass  150 
Interior rearview mirror, man‐ ually dimmable  56 
Internet page  6 
Interval display, service re‐ quirements  80 
J Jacking points for the vehicle jack  212 
Joystick, automatic transmis‐ sion  70 
Jump-starting  216 
K
Key/remote control  32 
Keyless Go, refer to Comfort Access  39 
Key Memory, refer to Per‐ sonal Profile  33 
Kickdown, automatic trans‐ mission  70 
Knee airbag  94 
L
Lamp replacement  204 
Lamp replacement, front  205 
Lamp replacement, rear  210 
Lamps  89 
Lamps and bulbs  204 
Lane departure warning  110 
Lane margin, warning  110 
Language on Control Dis‐ play  86 
Lashing eyes, securing cargo  166 LATCH child restraint fixing
system  58 
Launch Control  72 
Leather, care  222 
LEDs, light-emitting di‐ odes  205 
Length, vehicle  228 
Letters and numbers, enter‐ ing  23 
Light alloy wheels, care  223 
Light control  90 
Light-emitting diodes, LEDs  205 
Lighter  152 
Lighting  89 
Lighting via remote con‐ trol  36 
Light switch  89 
Load  166 
Loading  165 
Lock, door  37 
Locking/unlocking via door lock  37 
Locking/unlocking with re‐ mote control  35 
Locking, automatic  41 
Locking, settings  41 
Lock, power window  44 
Locks, doors, and win‐ dows  60 
Low beams  89 
Low beams, automatic, refer to High-beam Assistant  91 
Lower back support  49 
Low-Sulfur Diesel  181 
Luggage rack, refer to Roof- mounted luggage rack  167 
Lumbar support  49 
M
Maintenance  202 
Maintenance require‐ ments  202 
Maintenance, service require‐ ments  80 Seite 236ReferenceEverything from A to Z236
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