Alarm and Security
Action
Message
Displays when the alarm has been triggered due to unauthor-
ized entry. See
Anti-Theft Alarm
(page 62).
TO STOP ALARM
START VEHICLE
Displays when the security system has detected a fault. See
your authorized dealer for service.
SECURITY SYSTEM
FAULT
Battery and Charging System
Action
Message
Displayed when the battery management system determines
that the battery is at a low state of charge or, the ignition has
been in accessory position or on position with the engine off
for approximately 45 minutes. Turn the ignition off as soon
as possible to protect the battery. This message will clear
once the vehicle has been started and the battery state of
charge has recovered. Turning off unnecessary electrical loads
while driving will allow faster battery state-of-charge recovery.
See
Changing the 12V Battery
(page 246).
TURN POWER OFF TO
SAVE BATTERY
Displayed when the battery management system detects an
extended low-voltage condition. Various vehicle features will
be disabled to help preserve the battery. Turn off as many of
the electrical loads as soon as possible to improve system
voltage. If the system voltage has recovered, the disabled
features will operate again as normal.
LOW BATTERY
FEATURES TEMPOR-
ARILY TURNED OFF
Doors and Locks
Action
Message
Displays when the door(s) listed is not completely closed.
X DOOR AJAR
99
F150 (TF6) , enUSA
Information Displays
