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What to do if …
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Engine oil level
Check level!
The engine oil level is too low. ̈ Check the engine oil level (୴ page 228) and
add oil as required.
Engine oil level
Reduce oil level!
You have added too much engine oil.
There is a risk of damaging the en-
gine or the catalytic converter.
̈ Have oil siphoned. Observe all legal require-
ments with respect to its disposal.
Engine oil
Visit workshop!
The engine oil has dropped to a crit-
ical level.
There is water in the oil.
̈ Check the engine oil level (୴ page 228) and
add oil as required.
̈ If you must add engine oil frequently, have
the engine checked for possible leaks.
̈ Have the oil checked.
Engine oil level
Visit workshop!
The measuring system is malfunc-
tioning.
̈ Have the measuring system checked by an
authorized Mercedes-Benz Center.