Mercedes-Benz E-Class 2009 Owner's Manual page 228

Display messages
b
Switch
off lights
b
Malfunc‐
tion See
Owner's
Manual
¸
Replace
air
cleaner
4
Check
eng. oil
lev. when
next refu‐
elling
+
Change
key bat‐
teries
41 Only for certain vehicles.
* optional
Possible causes/consequences and M M Solutions
The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
Coupé:
Turn the light switch to $ or c.
X
or
If the rear foglamp is switched on: press the light switch in
X
to the stop.
Cabriolet:
Turn the light switch to c.
X
The exterior lighting is faulty.
Visit a qualified specialist workshop.
X
Vehicles with trailer tow hitch*: a fuse may have blown.
Check the fuses (
X
Y
If necessary, replace the blown fuse. Observe the warning
X
notes.
If the display message continues to be displayed:
Visit a qualified specialist workshop.
X
The engine air filter is dirty and must be replaced.
Visit a qualified specialist workshop.
X
The engine oil level has dropped to a critical level. A warning
tone also sounds.
Check the engine oil level (
X
If necessary, top up the engine oil.
X
Have the engine checked for leaks if the engine oil needs
X
topping up more often than usual.
The key batteries are discharged.
Change the batteries (
X
Display messages
page 281).
page 182).
Y
page 259).
Y
225
41
Z