User Manual - Page 19

For F-450 1999.

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To reset the average fuel economy:
1. Press the MODE control repeatedly until average fuel economy is
displayed (this is the only resettable display).
2. Press the E/M and MODE
controls simultaneously. The display
will illuminate the “AVG” indicator.
While the indicator is lit, release
both controls to reset the average
fuel economy.
Instantaneous fuel economy. The display will indicate the
instantaneous fuel economy of your running vehicle. This figure is
affected by the following conditions:
braking
acceleration
road conditions
Fuel range. This displays the approximate number of kilometers (miles)
left to drive before the fuel tank is empty. The indicated distance to
empty may be inaccurate:
with sustained, drastic changes in fuel economy (such as trailer
towing), but will eventually recover.
if the vehicle is started while parked on an incline.
if less than 30 liters (8 gallons) of fuel is added to the fuel tank.
The fuel range function will flash for 5 seconds at the following distances
based on fuel remaining and fuel economy calculations:
80 km (50 miles)
40 km (25 miles)
16 km (10 miles)
The compass heading is displayed in both average fuel economy and fuel
range modes.
Off. In this mode the display is off.
MODE
E/M
Instrumentation
19
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