2001 FORD SUPER DUTY catalytic converter

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Page 11 of 288

FORD SUPER DUTY 2001 1.G Owners Manual What you should do if the Service Engine Soon light illuminates
Light turns on solid:
This means that the OBD II system has detected a malfunction.
Temporary malfunctions may cause yourService Engine

Page 235 of 288

FORD SUPER DUTY 2001 1.G Owners Manual •Transmissions give their best fuel economy when operated in the top
cruise gear and with steady pressure on the gas pedal.
•Four-wheel-drive operation (if equipped) is less fuel efficient than
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