Mobility
 171Reference
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
Engine compartment 
1Filler neck for engine oil, refer to 
Topping up engine oil
2Brake fluid reservoir, located beneath 
the microfilter cover, refer to page 173
3Dipstick for engine oil, refer to 
Checking oil level
4Starting-aid terminal, refer to page 184 
5Washer fluid reservoir of the headlamp 
and windshield cleaning systems, refer 
to page 62
6Expansion tank for coolant, refer to 
page 172
Engine oil 
Checking oil level 
1.Park the vehicle on a level surface with 
the engine at operating temperature
2.After approx. 5 minutes, pull the 
dipstick 3 out and wipe it off with a 
clean lint-free cloth, paper towel, or 
similar material3.Carefully push the dipstick all the way 
into the guide tube and pull it out again
4.The oil should extend to between the 
two marks on the dipstick.
The engine oil consumption is dependent 
on driving style and driving conditions.
The oil quantity between the centers of the 
two marks on the dipstick, refer to arrows, 
is approx. 1.6 US quarts/1.5 liters. Do not 
fill beyond the upper mark on the dipstick. 
Excess oil can damage the engine. 
Mobility
 173Reference
At a glance
Controls
Driving tips
Communications
Navigation
Entertainment
3.The coolant level is correct when the 
measuring range of the fill level indica-
tor is at the level of the upper edge of 
the filler neck, also refer to the drawing 
next to the filler neck
4.If the coolant is low, slowly add coolant 
up to the specified level – do not overfill
5.Turn the cap until you hear a click
6.Have the reason for the coolant loss 
eliminated as soon as possible.
Brake system 
Malfunction 
Brake fluid 
The warning lamp lights up in red 
in spite of the handbrake being 
released; a message appears on 
the Control Display.
Stop the vehicle immediately.
The brake fluid in the reservoir has fallen to 
below the minimum level. At the same time, 
a significantly longer brake pedal path is 
noticeable. Have the system checked 
immediately by a BMW center.
Warning lamp for Canadian models.
When you continue driving, an 
increased brake pedal path can be 
necessary, and significantly longer braking 
distances might be required. Please adapt 
your driving style accordingly.<
Brake pads 
The warning lamp lights up in red 
in spite of the handbrake being 
released; a message appears on 
the Control Display. The brake pads have 
reached their minimum pad thickness. 
Have the brake pads replaced as soon as 
possible.
Warning lamp for Canadian models.For your own safety: use only brake 
pads that BMW has approved for your 
particular vehicle model. As BMW cannot 
assess the suitability of other brake pads 
for use on your vehicle, BMW is unable to 
assume continued responsibility for the 
vehicle's operating safety if non-approved 
pads are installed.<