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• 4x4 LOW – 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) 4x4 system (if equipped)
Note: High shift efforts may be encountered when attempting to
shift into and out of 4x4 modes. It is recommended to allow the
vehicle to roll at a speed below 5 mph (8 km/h) when shifting.
Note: Some noise may be heard as the 4x4 system shifts or engages.
This is normal. In order to reduce engagement noise, it is recommended
that all shifts be performed at speeds below 5 mph (8 km/h).
2H (2WD) – For general on-road driving. Sends power to the rear
wheels only.
4H (4x4 High) – For winter and off-road conditions. Sends power to
front and rear wheels. This mode is not intended for use on dry
pavement.
N (Neutral) – Only used when towing the vehicle.
4L (4x4 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. This mode is not intended for
use on dry pavement.
Shifting from 2H (2WD) to 4H (4x4 High)
Engage the locking hubs by rotating
the hub lock control from FREE to
LOCK, then move the transfer case
lever from 2H (2WD) to 4H (4x4
High) at a stop or a vehicle speed
below 5 mph (8 km/h).
• For proper operation, make
sure that both indicator
arrows on the hub are aligned,
and that both hubs are set to
LOCK.
4x4
LOW
2008 F-250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA (fus)
Driving
250