When you switch the system on, if you do
not meet the required conditions for
electronic locking differential activation,
the instrument cluster will display the
appropriate information guiding you
through the proper activation process.
Activating the Electronic Locking
Differential
Note:
Do not use the electronic locking
differential on dry, hard surfaced roads.
Doing so will produce excessive noise,
vibration and increase tire wear.
Note:
If the electronic locking differential
has difficulty disengaging, release the
accelerator pedal and turn the steering
wheel in the opposite direction while rolling.
E225301
Push the center of the 4WD select knob to
manually activate and de-activate the
electronic locking differential. An LED on
the knob will illuminate to indicate the
system is activated.
Note:
The LED may illuminate
automatically based on terrain mode
selection.
E163170
Once the indicator light
illuminates in the information
display, both rear wheels will be
locked together providing added traction.
If the indicator does not come on, or the
indicator turns off while driving, one of the
following has occurred:
•
The vehicle speed is too high.
•
The vehicle is experiencing an anti-lock
brake activation.
•
The left and right rear wheel speed
difference is too high during an
engagement attempt.
•
The system has malfunctioned and is
accompanied by CHECK LOCKING
DIFFERENTIAL in the information
display. See your authorized Ford
dealer for assistance.
20
F-150 (TFC) Canada/United States of America, enUSA, Edition date: 201709, Second Printing
Rear Axle