Lincoln 2002 Blackwood Owner's Manual page 8

Instrumentation
WARNING LIGHTS AND CHIMES
Low fuel
Illuminates when the fuel level in
LOW
the fuel tank is at, or near, empty
(refer to Fuel gauge in this chapter
FUEL
for more information).
Service engine soon
Illuminates briefly to ensure the
SERVICE
system is functional. If it comes on
ENGINE
after the engine is started, one of
SOON
the engine's emission control
systems may be malfunctioning. The light may illuminate without a
driveability concern being noted. The vehicle will usually be drivable and
will not require towing.
Light turns on solid:
Temporary malfunctions may cause the light to illuminate. Examples are:
1. The vehicle has run out of fuel.
2. Poor fuel quality or water in the fuel.
3. The fuel cap may not have been properly installed and securely
tightened.
These temporary malfunctions can be corrected by filling the fuel tank
with high quality fuel of the recommended octane and/or properly
installing and securely tightening the fuel cap. After three driving cycles
without these or any other temporary malfunctions present, the light
should turn off. (A driving cycle consists of a cold engine startup
followed by mixed city/highway driving.) No additional vehicle service is
required.
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