Ford F-150 2018 Owner's Manual page 110

Blind Spot Monitor
It illuminates when you switch
the system off.
E151262
See Blind Spot Information
System (page 252).
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.
It illuminates when you engage
the parking brake and the
E138644 ignition is on.
If it illuminates when your vehicle is
moving, make sure the parking brake is
disengaged. If the parking brake is
disengaged, this indicates low brake fluid
level or a brake system fault. Have your
vehicle checked as soon as possible.
Check 4X4
(If Equipped)
Illuminates with the message
Check 4x4 when a four-wheel
drive fault is present. See Using
Four-Wheel Drive (page 208).
Cruise Control Indicator
It illuminates when you switch
the system on.
E71340
See Using Cruise Control
(page 239).
F-150 (TFC) Canada/United States of America, enUSA, Edition date: 201705, First Printing
Instrument Cluster
(If Equipped)
(If Equipped)
107
Diesel Exhaust Fluid
With the key in the on position,
illuminates when the DEF is
contaminated, low or someone
E163176
has tampered with the DEF system. See
Selective Catalytic Reductant System
(page 191).
Direction Indicator
Illuminates when the left or right
direction indicator or the hazard
warning flasher is turned on.
Flashes during operation. An increase in
the rate of flashing warns of a failed
indicator bulb.
Door Ajar Warning Lamp
It illuminates when you switch
the ignition on and remains on if
any door or the hood is open.
Electronic Locking Differential
Equipped)
Illuminates when using the
electronic locking differential.
E163170
Electric Park Brake
It illuminates or flashes when the
electric parking brake has a
E146190
malfunction. See Electric
Parking Brake (page 219).
Engine Coolant Temperature
Warning Lamp
If it illuminates when your vehicle
is moving, this indicates that the
engine is overheating. Stop your
vehicle as soon as it is safe to do so and
switch the engine off. Have your vehicle
checked as soon as possible.
See Engine Coolant Check (page 349).
(If Equipped)
(If
(If Equipped)