BMW 525i Owner's Manual page 196

The oil quantity between the middle of the two
marks on the dipstick is approx. 1.6 US quarts/
1.5 liters.
Do not exceed the upper marking on the
dipstick, otherwise an overfilling of oil can
damage the engine.
Checking oil level on 525i, 530i
Your vehicle is equipped with an electronic oil
level check.
The condition for the most accurate indication
of the oil level possible is measurement with the
engine at operating temperature, e.g. following
an uninterrupted drive of at least 6.2 miles/
10 km. You can display the oil level on the
Control Display while driving or when stopped
on a level surface with the engine running.
iDrive, for concept, refer to page 16.
1. Press the button.
This opens the start menu.
2. Press the controller to open the menu.
3. Select "Service" and press the controller.
Online Edition for Part-No. 01 41 0 159 251 © 03/05 BMW AG
4. Select "Service requirements" and press
the controller.
5. Select "Engine oil level" and press the con-
troller. The oil level is displayed.
To exit the menu:
Select the arrow and press the controller.
Possible messages
> "Engine oil level O.K."
> "No measured value available: Updating
engine oil level measurement...":
Engine oil level is being measured. This
process can take approx. 3 minutes when
stopped on a level surface and approx.
5 minutes while driving.
> "Oil level at the minimum! Refill with 1 quart
engine oil":
Add 1 quart/liter of engine oil at the next
opportunity.
> "Engine oil level too high":
Have the vehicle checked immedi-
ately, as otherwise engine damage
may result if too much oil has been
>
"Please observe recalculated service inter-
val for engine oil":
Do not add engine oil. Continued driving is
possible. To do this, observe the recalcu-
lated remaining mileage until the next oil
change service, refer to page 198. Have the
system checked as soon as possible.
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