Mercedes-Benz S-Class 2013 Owners Manual - Manual (Page 326)

Problems with fuel and the fuel tank
Problem Possible causes/consequences and M Solutions
Fuel is leaking from the
vehicle.
G Risk of explosion or fire
The fuel line or the fuel tank is faulty.
X Turn the SmartKey to position 0 in the ignition lock and remove
it immediately (
Y
page 307).
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
completely dry.
X Refuel the vehicle with at least 5.3 US qt (5 liters) of diesel.
X Turn the ignition on for about 10 seconds(
Y
page 307).
X Start the engine continuously for up to 10 seconds until it runs
smoothly.
or
X Start the engine via the touch-start function. To do this, turn the
SmartKey to position 3(
Y
page 307) in the ignition lock and then
release it immediately.
If the engine does not start:
X Turn the ignition on again for approximately
10 seconds(
Y
page 307).
X Start the engine again continuously for up to 10 seconds until
it runs smoothly.
or
X Start the engine again via the touch-start function.
If the engine does not start after three attempts:
X Consult a qualified specialist workshop.
The fuel filler flap
cannot be opened.
The fuel filler flap is not unlocked.
or
The SmartKey battery is discharged.
X Unlock the vehicle (
Y
page 82).
or
X
Unlock the vehicle using the mechanical key (
Y
page 84).
The fuel filler flap is unlocked, but the opening mechanism is
jammed.
X Consult a qualified specialist workshop.
324
Refueling
Driving
and
parking