2021 FORD F-450 battery

LOCKING AND UNLOCKING
You can use the power door lock control
or the remote control to lock and unlock
your doors and tailgate. See Tailgate
Lock (page 71).
Note: Do not use the door latch assembly
to attach any accessory, such as handles or
steps, as this can cause damage to your
vehicle.
Power Door Locks
(If Equipped)
The power door lock control is on the driver
and front passenger door panels. Unlock.
A
Lock.
B
Remote Control
You can use the remote control at any time
your vehicle is not running.
Unlocking the Vehicle (Two-Stage
Unlock) Press the button to unlock the
driver door. Press the button
again within three seconds to
unlock all doors. The direction indicators
flash. The direction indicators flash twice
to confirm the change. The unlocking
mode applies to the remote control,
keyless entry keypad and intelligent
access. Press and hold both the lock and unlock
buttons on the remote control for four
seconds to disable or enable two-stage
unlocking. Disabling two-stage unlocking
allows your entire vehicle to unlock with
one press of the button.
Intelligent access at the driver door unlocks
your entire vehicle when you disable
two-stage unlocking.
Locking the Vehicle
Press the button to lock all
doors. The direction indicators
flash.
Press the button again within three
seconds to confirm that all the doors are
closed. The doors lock again, the horn
sounds and the direction indicators flash
if all the doors are closed.
Mislock
If any door is open, or if the hood is open
on vehicles with an anti-theft alarm or
remote start, the horn sounds twice and
the direction indicators do not flash.
Activating Intelligent Access
(If
Equipped)
General Information
You can unlock and lock the vehicle
without taking the keys out of your pocket
or purse when your intelligent access key
is within
3 ft (1 m) of your vehicle.
Intelligent access uses a sensor on the
back of the door handle for unlocking and
a separate sensor on the face of each door
handle for locking.
The system does not function if:
• Your vehicle battery has no charge.
• The key battery has no charge.
• The key frequencies are jammed.
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When you lock your vehicle using the
power door lock control (with the door
open, vehicle in park and ignition off), your
vehicle searches for an intelligent access
key in the passenger compartment after
you close the door. If your vehicle finds a
key, all of the doors immediately unlock.
In order to override the smart unlock
feature and intentionally lock the
intelligent access key inside your vehicle,
you can lock your vehicle after all doors
are closed by using the keyless entry
keypad, pressing the lock button on
another intelligent access key or touching
the locking area on the handle with another
intelligent access key in your hand.
When you open one of the front doors and
lock your vehicle using the power door lock
control, all doors lock then unlock if the
ignition is on.
Autolock (If Equipped)
Autolock locks all the doors when:
• All doors are closed.
• The ignition is on.
• You shift into any gear putting your
vehicle in motion.
• Your vehicle reaches a speed greater
than
12 mph (20 km/h).
Autolock repeats when:
• You open then close any door while the
ignition is on and your vehicle speed is
9 mph (15 km/h)
or lower.
• Your vehicle reaches a speed greater
than
12 mph (20 km/h). Autounlock
Autounlock unlocks all the doors when:
•
Your vehicle comes to a stop and you
switch the ignition off or to the
accessory position.
• You open the driver door within 10
minutes of switching the ignition off or
to accessory.
Note: The doors do not autounlock if you
electronically lock your vehicle after you
switch the ignition off and before you open
the driver door.
Enabling or Disabling Autounlock
You can enable or disable the autounlock
feature in the information display or an
authorized dealer can do it for you. See
General Information
(page 110).
Illuminated Entry
The interior lamps and select exterior
lamps illuminate when you unlock the
doors with the remote entry system.
The illuminated entry system turns off the
lights if:
• The ignition is on.
• You press the remote control lock
button.
• After 25 seconds of illumination.
The dome lamp does not turn on if the
control is set to the off position.
The lights do not turn off if:
• You switch them on with the dimmer
control.
• Any door is open.
Battery Saver
The battery saver turns off the interior
lamps 10 minutes after you switch the
ignition off, or 10 minutes after you exit the
vehicle.
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Accessory Mode Battery Saver for
Intelligent Access Keys (If Equipped)
If you leave the ignition on after leaving
your vehicle, it turns off 30 minutes after
you close all of the doors.
KEYLESS ENTRY (IF EQUIPPED)
SECURICODE™ KEYLESS ENTRY
KEYPAD
The keypad is near the driver window and
illuminates when you touch it.
Note: If you enter your entry code too fast
on the keypad, the unlock function may not
work. Re-enter your entry code more slowly. You can use the keypad to:
•
Lock or unlock the doors and liftgate.
• Program and erase user codes.
• Arm and disarm the anti-theft alarm.
You can operate the keypad with the
factory-set five-digit entry code. The code
is located on the owner ’s wallet card in the
glove box and is available from an
authorized dealer. You can also create up
to five of your own five-digit personal entry
codes.
Programming a Personal Entry Code
To create your own personal entry code: 1. Enter the factory-set code.
2. Press
1·2 on the keypad within five
seconds.
3. Enter your personal five-digit code.
4. Press
1·2 on the keypad to save
personal code one.
The doors will lock then unlock to confirm
that programming was successful.
To Program additional personal entry
codes, repeat Steps 1-3, then for Step4:
• Press
3·4 to save personal code two.
• Press
5·6 to save personal code three.
• Press
7·8 to save personal code four.
• Press
9·0 to save personal code five.
Tips:
• Do not set a code that uses five of the
same number.
• Do not use five numbers in sequential
order.
• The factory-set code will work even if
you have set your own personal code.
Erasing a Personal Code
1. Enter the factory-set five-digit code.
2. Press and release
1·2 on the keypad
within five seconds.
3. Press and hold
1·2 for two seconds.
This must be done within five seconds
of completing Step 2.
All personal codes erase and only the
factory-set five-digit code will work.
Anti-Scan Feature
The keypad will go into an anti-scan mode
if you enter the wrong code seven times
(35 consecutive button presses). This
mode disables the keypad for one minute
and the keypad lamp will flash.
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TAILGATE LOCK (IF EQUIPPED)
The tailgate lock can help prevent theft of
the tailgate. Insert the ignition key into the tailgate lock.
Turn it to the left to lock the tailgate. Turn
it to the right to unlock the tailgate.
ELECTRONIC TAILGATE
(IF
EQUIPPED) WARNING:
It is extremely
dangerous to ride in a cargo area, inside
or outside of a vehicle. In a crash, people
riding in these areas are more likely to be
seriously injured or killed. Do not allow
people to ride in any area of your vehicle
that is not equipped with seats and
safety belts. Make sure everyone in your
vehicle is in a seat and properly using a
safety belt. Failure to follow this warning
could result in serious personal injury or
death.
The electronic tailgate release will not
operate when:
• The battery voltage is below the
minimum operating voltage.
• The vehicle speed is at or above 3 mph
(5 km/h)
. With the Remote Control Press the remote control button
twice within three seconds.
With the Outside Control Button
1. Unlock the vehicle with the remote control or power door unlock control.
If an intelligent access transmitter is
within
3 ft (1 m) of the tailgate, the
tailgate will unlock when you press the
tailgate release button. 2. Press the button in the top of the
tailgate handle.
3. Push the tailgate up to close the tailgate.
Note: The electronic tailgate is not a
powered tailgate. The use of a tonneau
cover or other aftermarket accessories,
freezing conditions or being parked downhill
may stop your tailgate from opening
automatically after it is unlatched. You may
need to pull the handle to open the tailgate
if the tailgate does not automatically lower
after being unlatched.
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POWER WINDOWS (IF EQUIPPED)
WARNING:
Do not leave children
unattended in your vehicle and do not
let them play with the power windows.
They may seriously injure themselves. WARNING:
When closing the
power windows, you should verify they
are free of obstructions and make sure
that children and pets are not in the
proximity of the window openings. Press the control to open the window.
Lift the control to close the window.
Note:
You may hear a pulsing noise when
just one of the windows is open. Lower the
opposite window slightly to reduce this
noise.
One-Touch Up or Down
(If Equipped)
Press or lift the switch fully and release it.
Press or lift it again to stop the window.
Note: The window may disable for up to
five minutes if you cycle it up and down
repeatedly. This helps prevent damage to
the motor. Normal operation will resume
once the motor cools. Restoring the One-Touch Up Function
You may lose the one-touch function if the
vehicle battery is low.
To reset the function after the battery
recharges:
1. Pull the switch all the way up.
2. Hold the switch until the glass stops
and continue to hold for two seconds.
3. Press the switch down and operate the
window to the full down position.
One-touch up will now be functional.
Note: Perform one-touch up re-calibration
with the door closed. Calibrating with the
door open will cause the window to
continuously bounce back.
Bounce-Back
(If Equipped)
The window will automatically stop and
reverse some distance if it detects an
obstacle while closing.
Overriding the Bounce-Back Feature WARNING:
When you override the
bounce-back feature the window will
not reverse if it detects an obstacle. Take
care when closing the windows to avoid
personal injury or damage to your
vehicle.
Pull up the window switch and hold within
two seconds of the window reaching the
bounce-back position. The window will
travel up with no bounce-back protection.
The window will stop if you release the
switch before the window closes fully.
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Battery
If it illuminates while driving, it
indicates a malfunction. Switch
off all unnecessary electrical
equipment and have the system checked
immediately.
Brake System Warning Lamp WARNING: Driving your vehicle
with the warning lamp on is dangerous.
A significant decrease in braking
performance may occur. It may take you
longer to stop your vehicle. Have your
vehicle checked as soon as possible.
Driving extended distances with the
parking brake engaged can cause brake
failure and the risk of personal injury.
This lamp is a dual function lamp and
illuminates when:
• You apply the parking brake with the
ignition on.
• Your vehicle has a brake fault or low
brake fluid level, regardless of parking
brake position. If the lamp illuminates while you
are moving, you may have the
parking brake applied. Be sure
that the parking brake is off.
Have your vehicle checked as
soon as possible if the lamp
continues to illuminate.
Note: Indicators vary depending on region.
Blind Spot Monitor
(If Equipped) Illuminates when you switch this
feature off or in conjunction with
a message. See
Blind Spot
Information System (page 254). Check Fuel Cap
(If Equipped) Illuminates when the fuel cap
may not be properly installed.
Continued driving with this light
on may cause the service engine soon
warning indicator to come on.
Check 4X4
(If Equipped) Illuminates with a message
when a four-wheel drive fault is
present. See Using Four-Wheel
Drive
(page 213).
Cruise Control
(If Equipped) Illuminates when you switch this
feature on. See
Switching
Cruise Control On and Off
(page
242).
Diesel Engine Brake
(If Equipped) Illuminates when you switch the
manual engine brake on. See
General Information
(page
223). Illuminates when you switch the
automatic engine brake on. See
General Information
(page
223).
Diesel Exhaust Fluid
(If Equipped) With the key in the on position,
illuminates when the DEF is
contaminated, low or someone
has tampered with the DEF system. See
Selective Catalytic Reductant System
(page
197).
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Battery and Charging System
Action
Message
The charging system needs servicing. If the warning stays on
or continues to come on, contact an authorized dealer as soon as possible.
Check Charging System
The battery management system detects an extended low-voltage condition. Your vehicle disables various features 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 operate again as normal.
Low Battery Features
Temporarily Turned Off
The battery management system determines that the batteryis at a low state of charge. Turn your ignition off as soon as
possible to protect the battery. This message clears once you restart your vehicle and the battery state of charge has
recovered. Turning off unnecessary electrical loads allows faster battery state-of-charge recovery.
Turn Power Off To Save
Battery
Blind Spot Information and Cross Traffic Alert System Action
Message
A fault with the system has occurred. Contact an authorizeddealer as soon as possible.
Blindspot System Fault
The system sensors are blocked. See Blind Spot InformationSystem (page 254).
Blindspot Not Available
Sensor Blocked See Manual
The system detects a vehicle. See
Blind Spot Information
System (page 254).
Vehicle Coming From X
The blind spot information system and cross traffic alert
system sensors are blocked. See
Blind Spot Information
System (page 254).
Cross Traffic Not Avail-
able Sensor Blocked See Manual
A fault with the system has occurred. Contact an authorizeddealer as soon as possible.
Cross Traffic System
Fault
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Action
Message
Displays when you must switch off the trailer backupassist to use trail control.
Trail Control Not Available
While Pro Trailer Backup Assist™ Active
Displays when the system detects that you could bestuck in sand and turns trail control on to the lowest set speed.
Set Trail Control to 1 MPH to Aid
in Getting Unstuck in Sand
Set Trail Control to 2 km/h to
Aid in Getting Unstuck in Sand
Trailer Action
Message
The current gain setting for the trailer brake.
Trailer Brake Gain: {trailer gain
value:#0.0}
The current gain setting for the trailer brake when youdo not have a trailer connected.
Trailer Brake Gain: {trailer gain
value:#0.0} No Trailer
Faults sensed in the Integrated Trailer Brake ControlModule followed by a single chime. See Towing a
Trailer (page 282).
Trailer Brake Module Fault
The system detects a correct trailer connection duringa given ignition cycle.
Trailer Connected
The system senses a trailer connection becomes
disconnected, either intentionally or unintentionally, during a given ignition cycle.
Trailer Disconnected
The trailer sway control has detected trailer sway.
Trailer Sway Reduce Speed
There are certain faults in your vehicle wiring and trailer
wiring/brake system. See Towing a Trailer (page 282).
Trailer Wiring Fault
There is a fault with your trailer turn lamp. Check yourlamp.
Trailer Left Turn Lamps Fault
Check Lamps
There is a fault with your trailer turn lamp. Check yourlamp.
Trailer Right Turn Lamps Fault
Check Lamps
There is a fault with your trailer battery. See
Towing
a Trailer (page 282).
Trailer Battery Not Charging See
Manual
There is a fault with your vehicle trailer lighting module.See
Towing a Trailer (page 282).
Trailer Lighting Module Fault
See Manual
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