Mercedes-Benz E-Class: Problems with fuel and the fuel tank - Refueling - Driving and parking - Mercedes-Benz E-Class Owners ManualMercedes-Benz E-Class: Problems with fuel and the fuel tank

Problem Possible causes/consequences and - Solutions
Fuel is leaking from the vehicle. !!! Risk of explosion or fire !!! The fuel line or the fuel tank is defective.

•► Turn the SmartKey to position 0  in the ignition lock immediately and remove it.

•► Do not restart the engine under any circumstances.

•► 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.

•► Unlock the vehicle using the mechanical key.

•► Open the trunk lid or the tailgate.

•► Manually unlock the fuel filler flap using the emergency release

The fuel filler flap is unlocked, but the opening mechanism is jammed.

•► Consult a qualified specialist workshop.

The engine will not start. The fuel tank of a vehicle with a diesel engine has been run completely dry.

•► Refuel the vehicle with at least 5.3 US qt (5 liters) of diesel.

•► Turn the ignition on for at least 10 seconds.

•► Start the engine continuously for up to 10 seconds until it runs smoothly.
or
•► Start the engine via the touch-start function. To do this, turn the SmartKey to position 3 in the ignition lock and then release it immediately.

If the engine does not start:

•► Turn the ignition on again for approximately 10 seconds.

•► Start the engine again continuously for up to 10 seconds until it runs smoothly.
or
•► Start the engine again via the touch-start function.

If the engine does not start after three attempts:

•► Consult a qualified specialist workshop.

    Fuel filler flap emergency release
    WARNING Avoid contact with the vehicle walls as they may contain sharp edges. Otherwise, you could injure yourself while releasing the fuel filler flap. The emergency release is located in ...

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    See also:

    Precautions on cruise control
    -If the cruise control system malfunctions, it cancels automatically. WARNING: Do not use the cruise control when driving under the following conditions: - When it is not possible to keep the vehic ...

    Coolant
    General information Danger of burns from hot engine Do not open the cooling system while the engine is hot; otherwise, escaping coolant may cause burns.◀ Suitable additives Only use su ...

    Vehicle identification number (VIN)
    The vehicle identification number (VIN) is the number used in registering your car and in all legal matters pertaining to its ownership, etc. The number is punched on the engine compartment bulkh ...