service reset FORD F250 1998 Owners Manual

3. Turn the key to 4 (ON) without
turning the key to 5 (START).
Make sure the corresponding lights
illuminate briefly. If a light fails to
illuminate, have the vehicle
serviced.
²If the driver's safety belt is
fastened, the light (
) will not
illuminate.
3
2
1
5
4
LOW
FUEL
DOOR
AJAR
BRAKE
FUEL
RESET CHECK
ENGINELOW
RANGE
4 X 4
!ABS+ -
THEFTLEF
H0
0000
RPM1000X
00000
MPH
20km/h 406080
100
120
140
160
0
0 123
5
6 4
PRN 21
1020304050
60
70
80
90
100
8C 18
H
D
CHECK
SUSPFUEL DOOR
Starting
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identifies engine displacement and
gives some tune up specifications.
Please consult your ªWarranty
Guideº for complete emission
warranty information.
Readiness for
inspection/maintenance (I/M)
testing
In some localities, it may be a legal
requirement to pass an I/M test of
the on-board diagnostic (OBD-II)
system. If your ªcheck
engine/service engine soonº light is
on, reference the applicable light
description in theWarning Lights
and Chimessection of your
owners guide. Your vehicle may
not pass the I/M test with the
ªcheck engine/service engine soonº
light on.
If the vehicle's powertrain system
or its battery has just been
serviced, the OBD-II system is
reset to a ªnot ready for I/M testº
condition. To ready the OBD-II
system for I/M testing, a minimum
of 30 minutes of city and highway
driving is necessary as described
below:
²First, at least 10 minutes of
driving on an expressway or
highway.
²Next, at least 20 minutes driving
in stop and go, city type traffic
with at least four idle periods.
Allow the vehicle to sit for at least
eight hours without starting the
engine. Then, start the engine and
Maintenance and care
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