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Engine compartment
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Other display messages
If the ignition is not switched on, the following
message appears in the multifunction dis-
play:
Turn on ignition
to see engine oil level.
X
Switch on the ignition.
If you see the message:
Observe
Waiting Time
X
If the engine is at operating temperature,
wait 5 minutes before repeating check pro-
cedure.
X
If the engine is not at operating tempera-
ture yet, you must wait 30 minutes before
checking oil.
If you see the message:
Cannot check engine oil level
with engine on.
X
Turn off the engine.
X
If the engine is at operating temperature,
wait 5 minutes before checking oil.
X
If the engine is not at operating tempera-
ture yet, you must wait 30 minutes before
checking oil.
i
If you want to interrupt the checking pro-
cedure, press button k or j on the
multifunction steering wheel.
If there is excess engine oil with the engine at
normal operating temperature, the following
message appears in the multifunction dis-
play:
Engine Oil Level
Reduce Oil Level
X
Have excess oil siphoned or drained off.
Contact an authorized Mercedes-Benz
Center.
!
Excess oil must be siphoned or drained
off. It could cause damage to the engine
and emission control system not covered
by the Mercedes-Benz Limited Warranty.
For information on messages in the multi-
function display concerning engine oil, see
the “Practical hints” section (Y page 290).
Adding engine oil
!
Only use approved engine oils and oil fil-
ters required for vehicles with Maintenance
System. For a listing of approved engine
oils and oil filters, contact an authorized
Mercedes-Benz Center or visit
www.mbusa.com (USA only).
Using engine oils and oil filters of specifi-
cation other than those expressly required
for the Maintenance System, or changing
of oil and oil filter at change intervals longer
than those called for by the Maintenance
System will result in engine or emission
control system damage not covered by the
Mercedes-Benz Limited Warranty.
Example illustration SLK 350
1
Filler cap
Operation