Practical hints
What to do if ...
Display symbol Display message
A
Reserve Fuel
Gas Cap
Is Open
»
Replace
Air Filter
F
Remove Key
Please
get a new key.
Key Detected
In Vehicle
380
Possible cause/consequence
The fuel level has dropped below the re-
serve mark.
A loss of pressure has been detected in
the fuel system. The fuel cap may not be
closed properly or the fuel system may be
leaky.
The air cleaner is clogged.
You have forgotten to remove the
SmartKey.
The SmartKey is malfunctioning.
A SmartKey with KEYLESS-GO* left in the
vehicle was recognized while locking the
vehicle from the outside.
Possible solution
Refuel at the next gas station
( page 283).
Check the fuel cap ( page 283).
If it is not closed properly:
Close the fuel cap.
If it is closed properly:
Have the fuel system checked by an au-
thorized Mercedes-Benz Center.
Have the air cleaner checked by an au-
thorized Mercedes-Benz Center.
Remove the SmartKey from the starter
switch.
Contact an authorized Mercedes-Benz
Center.
Take the SmartKey with KEYLESS-GO*
out of the vehicle.