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• LOW RANGE – momentarily
illuminates when the ignition is
turned to the ON position.
Illuminates when 4L (4x4 Low) is
engaged.
Using a Manual Shift On Stop (MSOS) 4WD system (if equipped)
Note: Some noise may be heard as the 4WD system shifts or engages.
This is normal.
2H (2WD High) – For general on-road driving. Sends power to the rear
wheels only.
4H (4WD High) – For winter and off-road conditions. Sends power to
front and rear wheels.
N (Neutral) – Only used when towing the vehicle.
4L (4WD Low) – For low-speed off-road applications that require extra
power such as steep grades, deep sand or pulling a boat out of the water.
Sends power to front and rear wheels.
Shifting from 2H (2WD High) to 4H (4WD High)
Engage the locking hubs by rotating
the hub lock control from FREE to
LOCK, then move the transfer case
lever from 2H (2WD High) to 4H
(4WD High) at a vehicle speed
below 3 mph (5 km/h).
• For proper operation, make
sure that both indicator
arrows on the hub are aligned,
and that both hubs are set to
LOCK.
• Do not shift into 4H (4WD
High) with the rear wheels
slipping.
LOW
RANGE
2H
4H
4L
N
2006 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Driving
185