Mercedes-Benz S 350 Owner's Manual page 501

Problem
The fuel tank in a vehicle with a diesel en-
gine has been run completely dry.
Possible cause/consequence
There is air in the fuel system.
Practical advice
Troubleshooting
Suggested solutions
Refuel the vehicle.
Switch on the ignition for approximately
10 seconds (turn the key to position 2 in
the ignition lock).
Turn the starter motor for up to
40 seconds without interruption until
the engine is running smoothly.
The fuel system is bled.
If the engine does not start:
Wait for two minutes.
Repeat the starting procedure for a max-
imum of 40 seconds.
If the engine still does not start:
Consult a qualified specialist workshop.
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