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178 Maintenance and care
Engine oil
Checking the engine oil level with the on-
board computer (vehicle without steering-
wheel buttons)
Requirements:
The vehicle is equipped with an oil level sen‐
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sor (vehicles with rear-wheel drive).
The vehicle is level during the measuring
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process.
The engine is switched off at normal operat‐
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ing temperature.
A waiting period of five minutes is observed.
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The ignition is switched on.
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If no oil level is displayed after five minutes at
extremely low temperatures, repeat the engine oil
measurement after another five minutes.
If an oil level reading is still not displayed, check
the oil level with the oil dipstick (
Have the engine oil level checked at a qualified
specialist workshop.
Use the buttons on the instrument cluster.
Press the È button to select
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Press the 3 button to confirm.
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While the engine oil level measurement is in
progress, the display shows the
Engine Oil Level...
message.
The following messages may appear after the
engine oil level measurement:
Engine Oil Level OK
Do not refill oil.
#
Add 1,0 liq.gal. Engine Oil
Add the specified quantity of oil
#
(
page 179).
/
Repeat the engine oil measurement after a
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few minutes.
Engine Oil Level: Reduce Oil Level
Siphon off any excess engine oil that has
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been added. To do so, consult a qualified spe‐
cialist workshop.
For Eng. Oil Level: Ignition Must Be On
Switch on the ignition.
#
Wait to Check Engine Oil Level
If the engine is at normal operating tempera‐
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ture, repeat the engine oil measurement after
approximately five minutes.
If the engine is not at normal operating tem‐
#
perature, repeat the engine oil measurement
after approximately 30 minutes.
Engine Oil Level with Engine Off
Switch off the engine and, when it is at nor‐
#
mal operating temperature, wait approx‐
imately five minutes before measuring the
engine oil level.
Check the engine oil level with the on-board
computer (vehicle with steering-wheel but‐
tons)
Requirements:
The engine oil level is determined during driv‐
R
ing.
The engine is at normal operating tempera‐
R
page 179).
/
ture.
The vehicle is level during the measuring
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process.
The hood is not open.
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Oil
Level.
Depending on the driving profile, the oil level can
be displayed only after a driving time of up to
Measuring
30 minutes and only when the ignition is
switched on.
On-board computer:
4
One of the following messages appears on
the display of the on-board computer:
Engine Oil Level Measurement in Progress...
Measurement of the oil level not yet possible.
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Repeat the query after driving for a maximum
of 30 minutes.
Engine Oil Level OK
The bar for displaying the oil level on the display
is green and is between "min" and "max".
Do not refill oil. The engine oil level is correct.
#
Engine Oil Level Warm Up Engine
Warm up the engine to operating tempera‐
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ture.
Engine Oil Level Correct Measurement Only if
Vehicle Is on Level Ground
Park the vehicle on a level surface.
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Service
Engine Oil Level
5
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