FORD 2002 F-550 v.2 - Manual (Page 82)

For optimum calibration, turn off all electrical accessories (heater/air
conditioning, wipers, etc.) and make sure all vehicle doors are shut.
1. Locate the trip computer located in the overhead console.
2. Start the vehicle.
3. Press and hold both trip
computer controls. After
approximately eight seconds, the
trip computer will enter CAL mode.
CAL mode is indicated when the
display lights the “CAL” indicator.
4. Release both controls. The display
will return to normal, except that
the CAL indicator will remain lit
until the compass is sucessfully calibrated.
5. Slowly drive the vehicle in a circle (less than 5 km/h [3 mph]) until
the CAL indicator turns off. It may take up to five circles to complete
calibration.
6. The compass is now calibrated.
TAILGATE LOCK (IF EQUIPPED)
Your vehicle may be equipped with a
tailgate lock designed to prevent
theft of the tailgate.
• Insert ignition key and turn to the
right to engage lock.
• Turn ignition key to the left to
unlock.
Driver Controls
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