2009 BMW 335I CONVERTIBLE engine oil

Notes
6 to the vehicle, compromise its safety, interfere
with the vehicle's electrical system or affect the
validity of the BMW Limited Warranty. See your
BMW center for additional information.<
Maintenance, replacement, or repair of
the emission control devices and sys-
tems may be performed by any automotive
repair establishment or individual using any cer-
tified automotive part.<
California Proposition 65 warning
California law requires us to issue the following
warning:
Engine exhaust and a wide variety of
automobile components and parts,
including components found in the interior fur-
nishings in a vehicle, contain or emit chemicals
known to the State of California to cause cancer
and birth defects and reproductive harm. In
addition, certain fluids contained in vehicles and
certain products of component wear contain or
emit chemicals known to the State of California
to cause cancer and birth defects or other
reproductive harm.
Battery posts, terminals and related accesso-
ries contain lead and lead compounds. Wash
your hands after handling.
Used engine oil contains chemicals that have
caused cancer in laboratory animals. Always
protect your skin by washing thoroughly with
soap and water.<
Service and warranty
We recommend that you read this publication
thoroughly.
Your BMW is covered by the following warran-
ties:
>New Vehicle Limited Warranty
>Rust Perforation Limited Warranty
>Federal Emissions System Defect Warranty
>Federal Emissions Performance Warranty
>California Emission Control System Limited
Warranty
Detailed information about these warranties is
listed in the Service and Warranty Information
Booklet for US models or in the Warranty and
Service Guide Booklet for Canadian models.
Reporting safety defects
For US customers
The following only applies to vehicles owned
and operated in the US.
If you believe that your vehicle has a defect
which could cause a crash or could cause injury
or death, you should immediately inform the
National Highway Traffic Safety Administration,
NHTSA, in addition to notifying BMW of North
America, LLC, P.O. Box 1227, Westwood, New
Jersey 07675-1227, Telephone 1-800-831-
1117.
If NHTSA receives similar complaints, it may
open an investigation, and if it finds that a safety
defect exists in a group of vehicles, it may order
a recall and remedy campaign. However,
NHTSA cannot become involved in individual
problems between you, your dealer, or BMW of
North America, LLC.
To contact NHTSA, you may call the Vehicle
Safety Hotline toll-free at 1-888-327-4236
(TTY: 1-800-424-9153); go to
http://www.safercar.gov; or write to: Adminis-
trator, NHTSA, 400 Seventh Street, SW.,
Washington, DC 20590. You can also obtain
other information about motor vehicle safety
from http://www.safercar.gov

Cockpit
12
Instrument cluster
1Speedometer
2Indicator lamps for turn signals
3Indicator and warning lamps13
4Displays for active cruise control
*63
5Tachometer69
6Engine oil temperature70
7Display for
>Clock69
>Outside temperature69
>Indicator and warning lamps778Display for
>Position of automatic transmission
*57
>Computer70
>Date of next scheduled service, and
remaining distance to be driven73
>Odometer and trip odometer69
>Checking engine oil level
*207
>Settings and information72
> There is a Check Control
message77
9Fuel gauge70
10Resetting the trip odometer69

Controls
39Reference
At a glance
Driving tips
Communications
Navigation
Entertainment
Mobility
from the cargo bay beforehand to avoid
water stains or soiling.
Do not place any objects on the retract-
able hardtop or on the luggage compart-
ment lid, otherwise they could fall during move-
ments of the retractable hardtop and cause
damage or injury.
Never move the retractable hardtop when the
rollover protection system is in the activated
position.
Driving when the hardtop is not fully opened or
closed may result in damage or injury.
Do not reach into the mechanism while the
hardtop is opening or closing. Keep children
away from the swiveling area of the retractable
hardtop.<
The retractable hardtop cannot be moved
at temperatures below + 147/–106. A
message appears on the Control Display.<
The retractable hardtop can only be
opened and closed when the vehicle is
stationary. To avoid causing damage, do not
drive off until the hardtop has stopped mov-
ing.<
Before opening and closing
>Comply with the safety precautions
described above.
>Ensure that the cargo bay partition is folded
down and engaged on both sides, refer to
page109, otherwise it will not be possible
to open the retractable hardtop.
>Do not place any objects next to or on the
cargo bay partition and close the storage
compartment on the left side of the cargo
bay.
>Do not exceed the maximum loading height
under the cargo bay partition; refer to the
label in the cargo bay showing a line indicat-
ing the maximum height.
>Ensure that the luggage compartment lid is
closed.
>The vehicle should be parked on fairly level
ground. Excessive angle is indicated by a
lamp.
Opening and closing
When the vehicle is stationary and at radio
readiness or beyond, refer to page55:
If possible, conserve the battery by only
operating the retractable hardtop when
the engine is running.
Before closing the retractable hardtop, remove
all foreign objects from the windshield frame as
these could prevent the hardtop from closing
properly.<
1Push button: open the retractable hardtop.
Pull button: close the retractable hardtop.
2LEDs
The side windows move down when the
switch for hardtop operation is pulled or
pushed. <
LEDs
In the following situations, a message appears
on the Control Display or an acoustic signal
sounds in addition to the LED lighting up:
>While the hardtop is being operated, the left
LED lights up green. It goes out as soon as
the top is fully opened or closed.
>If the right-hand LED flashes red when you
release the switch, the opening or closing
action has not yet finished.
>If the right LED lights up red when the
switch is pressed, the cargo bay partition is
folded up, the luggage compartment lid is
not closed, the vehicle is standing on a
strong incline or there is a malfunction. The
retractable hardtop cannot be moved.

Everything under control
70
Coolant temperature
A warning lamp will come on if the coolant, and
therefore the engine, becomes too hot. In addi-
tion, a message will appear on the Control Dis-
play.
Check coolant level, refer to page210.
Engine oil temperature*
When the engine is at normal operating temper-
ature, the engine oil temperature is between
approx. 2107/1006 and approx. 3007/
1506.
If the engine oil temperature is too high, a mes-
sage appears on the Control Display.
Fuel gauge
Fuel tank capacity: approx. 15.9 US gallons/
60 liters.
You can find information on refueling on
page192.
If the tilt of the vehicle varies for a longer period,
when you are driving in mountainous areas, for
example, the indicator may fluctuate slightly.
Reserve
Once the fuel level has fallen to the reserve
zone, a message briefly appears on the Control
Display and the cruising range for the remaining
amount of fuel is displayed on the computer.
Under a cruising range of approx. 30 miles/
50 km, the message remains in the Control Dis-
play.
Refuel as soon as possible once your
cruising range falls below 30 miles/
50 km, otherwise engine functions are not
ensured and damage can occur.<
Computer
Displays in the instrument cluster
Calling up information
Press the button in the turn indicator lever.
The following items of information are dis-
played in the order listed:
>Cruising range
>Average speed
>Average fuel consumption
>Current fuel consumption
*
>No information
To set the corresponding units of measure,
refer to Units of measure on page72.
Cruising range
Displays the estimated cruising range available
with the remaining fuel. The range is calculated
on the basis of the way the car has been driven
over the last 18 miles/30 km and the amount of
fuel currently in the tank.

Everything under control
72
Resetting the Trip computer
1."Vehicle Info"
2."Trip computer"3.Select
>"Reset" all values are reset
>"Automatically reset" all values are reset
approx. 4 hours after the engine is
switched off
Settings and information
Operating principle
1Button for:
>Selecting display
>Setting values
2Button for:
>Confirming selected display or set val-
ues
>Calling up computer information703When the lights are on: instrument lighting
brightness95
4Calling up Check Control77
5Checking engine oil level207
6Setting the time75
7Setting the date76
8Viewing service requirement display73
Exiting displays
The outside-temperature reading and the time
reappear when you press button2 or if you
make no entries within approx. 15 seconds. If
required, complete the current setting first.
Units of measure
Setting the units of measure
You can change the units for fuel consumption,
route/distance, temperature and pressure.
iDrive, for operating principle refer to page16.

Everything under control
74
Possible displays
1Button for selecting functions
2Service requirements
3Engine oil
4Roadworthiness test
*
5Front brake pads
6Rear brake pads
7Brake fluid
The sequence of displayed service items may
vary. The data for the next service appointment
is shown first.
More information
Detailed information on service
requirements
More information on the scope of service
required can be displayed on the Control Dis-
play.
iDrive, for operating principle refer to page16.1."Vehicle Info"
2."Vehicle status"
3."Service required"
Required maintenance procedures and legally
mandated inspections are displayed.
You can request more detailed information on
every entry:
Select the entry and press the controller.
To exit from the menu:
Move the controller to the left.
Symbols
No service is currently required.

Mobility
207Reference
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Important parts of the engine compartment
1Expansion tank for coolant, refer to
page209
2Washer fluid filler neck for headlamp clean-
ing system and window washer system,
refer to page613Jump-starting connection, refer to
page225
4Filler neck for engine oil, refer to Adding
engine oil
Engine oil
The engine oil consumption is dependent on
driving style and driving conditions.
Checking engine oil level
Your car is equipped with an electronic oil-level
monitor.
For a precise measurement and display of the
oil level, it is necessary that the engine be at
operating temperature, i.e. after uninterrupted
driving for at least approx. 6.5 miles/10 km. You
can have the oil level displayed while you are
driving, or while the vehicle is at a standstill on a
level surface and the engine is running.
Display in the instrument cluster
1.Push button 1 in the turn indicator lever up
or down repeatedly until the appropriate
symbol is shown in the display, accompa-
nied by the word "OIL".
2.Press button 2 in the turn indicator lever.
The oil level is checked and the reading dis-
played.

Under the hood
208
Possible displays
1Oil level OK
2Oil level is being checked.
This can take about 3 minutes if the car is at
a standstill on a level surface, or about
5 minutes while the car is on the move.
3Oil level down to minimum:
Add engine oil as soon as possible, but no
more than 1 US quart/1 liter, refer also to
Adding engine oil on page209.
4Oil level is too high.
Too much oil will harm the engine.
Have the vehicle checked without
delay.<
5The oil level sensor is defective.
Do not add engine oil. You can continue
your journey. Note the newly calculated dis-
tance remaining to the next oil service, refer
to page73. Have the system checked as
soon as possible.
Display via iDrive
iDrive, for operating principle refer to page16.1."Vehicle Info"
2."Vehicle status"
3."Engine oil level"
Possible messages
>"Engine oil level OK"
>"Measurement not possible at this time."
>"Measuring engine oil level...":
This can take about 3 minutes if the car is at
a standstill on a level surface and the engine
is running, and about 5 minutes while the
car is moving.
If engine oil was added, it may take up to
30 minutes to obtain an oil level reading.
>"Engine oil level below minimum. Add 1
quart!"
Add engine oil as soon as possible, but no
more than 1 US quart/1 liter, refer also to
Adding engine oil below.
If the oil level is below the minimum value,
add engine oil immediately to avoid engine
damage.
>"Engine oil level too high! Have this
checked."
Too much oil will harm the engine.
Have the vehicle checked without
delay.<