Specifications

FOR 4X4 LOW SLOW TO 3 MPH (if equipped) — Displayed when
4X4 LOW is selected while the vehicle is moving. For more information,
refer to Four-wheel drive (4WD) operation in the Driving chapter.
TO EXIT 4X4 LOW APPLY BRAKE (if equipped) — Displayed when
2WD is selected from 4X4 LOW mode. For more information, refer to
Four-wheel drive (4WD) operation in the Driving chapter.
TO EXIT 4X4 LOW SHIFT TO N (if equipped) — Displayed when
2WD is selected while the vehicle has been stopped in 4X4 LOW. For
more information, refer to Four-wheel drive (4WD) operation in the
Driving chapter.
TO EXIT 4X4 LOW SLOW TO 3 MPH (if equipped) — Displayed
when 2WD is selected while the vehicle is operating in 4X4 LOW. For
more information, refer to Four-wheel drive (4WD) operation in the
Driving chapter.
SHIFT DELAYED PULL FORWARD (if equipped) — May display
when shifting to or from 4X4 LOW. For more information, refer to
Four-wheel drive (4WD) operation in the Driving chapter.
CHECK LOCKING DIFFERENTIAL (if equipped) — Displayed
when an electronic locking differential (ELD) system fault is present. For
more information, refer to Electronic locking differential (ELD) in the
Driving chapter.
CHECK SPEED DRIVE SAFELY — Displayed when a MyKey威 is in
use and the optional setting is on and the vehicle exceeds a preselected
speed. Refer to MyKey威 in the Locks and Security chapter for more
information.
COULD NOT PROGRAM INTEGRATED KEY — Displayed when an
attempt is made to program a fifth integrated key to the remote keyless
entry system. For more information on integrated key, refer to the Locks
and Security chapter.
ESC ALWAYS ON - MYKEY SETTING — Displayed when a MyKey威 is
in use and the ESC cannot be deactivated. Refer to MyKey威 in the Locks
and Security chapter for more information.
MYKEY ACTIVE DRIVE SAFELY — Displayed when a MyKey威 is in
use. Refer to MyKey威 in the Locks and Security chapter for more
information.
MYKEY COULD NOT PROGRAM — Displayed when an attempt is
made to program a spare key using two existing MyKeys. Refer to
MyKey威 in the Locks and Security chapter for more information.
SECURITY SYSTEM FAULT (if equipped) — Displayed when the
security system has detected a fault. See your authorized dealer for
service.
Instrument Cluster
45
2011 F-150 (f12)
Owners Guide, 3rd Printing
USA (fus)