FORD 2009 Focus v.1 - Manual (Page 19)

Fuel gauge: Indicates
approximately how much fuel is left
in the fuel tank (when the ignition
is in the on position). The fuel
gauge may vary slightly when the
vehicle is in motion or on a grade.
Refer to Filling the tank in the
Maintenance and Specifications
chapter for more information.
2009 Focus (foc)
Owners Guide, 1st Printing
USA (fus)
Instrument Cluster
19