Mercedes-Benz 2011 CL-Class Operator's Manual page 364

Display messages
362
The display messages and the corresponding symbol that indicate that the oil level is too
low must not be ignored.
Display messages
4
Engine Oil Level
Low Stop Vehicle
Turn Engine Off
4
Engine Oil Level
Too High
4
Engine Oil Level
Cannot Be Measured
C
8
Reserve Fuel
8
Gas Cap Loose
Possible causes/consequences and M Solutions
Vehicles without an oil dipstick: the engine oil level is too low.
There is a risk of engine damage.
X
Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X
Apply the parking brake.
X
Add the engine oil (
( Y page 405).
Vehicles without an oil dipstick: you have added too much engine
oil. There is a risk of damage to the engine or to the catalytic
converter.
X
Have the excess oil siphoned off at a qualified specialist
workshop. Observe the legal requirements.
Vehicles without an oil dipstick: the measuring system is faulty.
X
Visit a qualified specialist workshop.
There is only a small amount of fuel in the fuel tank.
X
Refuel at the nearest gas station.
The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station.
The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
X
If the fuel filler cap is not correctly closed: close the fuel filler
cap.
X
If the fuel filler cap is closed: visit a qualified specialist
workshop.
Y page 406) and check the oil level