Mercedes-Benz GLK-Class 2015 Owners Manual - Manual (Page 167)

Problems with fuel and the fuel tank
Problem Possible causes/consequences and M M Solutions
Fuel is leaking from the
vehicle.
The fuel line or the fuel tank is faulty.
G WARNING
Risk of explosion or fire.
X Turn the SmartKey to position 0 in the ignition lock and remove
it immediately (
Y
page 149).
X
Do not restart the engine under any circumstances.
X
Consult a qualified specialist workshop.
The engine does not
start.
The fuel tank of a vehicle with a diesel engine has been run com-
pletely dry.
X
Refuel the vehicle with at least 5.3 US qt (5 liters) of diesel.
X Turn the ignition on for approximately ten seconds
(
Y
page 149).
X
Start the engine continuously for up to ten seconds until it runs
smoothly.
If the engine does not start:
X
Turn the ignition on again for approximately ten seconds
(
Y
page 149).
X Start the engine again continuously for up to ten seconds until it
runs smoothly.
If the engine does not start after three attempts:
X
Consult a qualified specialist workshop.
The fuel filler flap can-
not be opened.
The fuel filler flap is not unlocked.
or
The SmartKey battery is discharged.
X
Unlock the vehicle (
Y
page 78).
or
X Unlock the vehicle using the mechanical SmartKey (
Y
page 80).
The fuel filler flap is unlocked, but the opening mechanism is jam-
med.
X Consult a qualified specialist workshop.
Refueling
165
Driving
and
parking
Z