Ford 2014 F-Series Super Duty Owner's Manual page 17

Class a motorhome and commercial chassis
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Brake System
Illuminates when you engage the
parking brake with the ignition
E144522
on.
If it illuminates when you are driving, check
that the parking brake is not engaged. If
the parking brake is not engaged, this
indicates low brake fluid level or a brake
system malfunction. Have the system
checked immediately by your authorized
dealer.
WARNING
Driving your vehicle with the warning
lamp on is dangerous. A significant
decrease in braking performance
may occur. It will take you longer to stop
your vehicle. Have your vehicle checked by
your authorized dealer immediately. Driving
extended distances with the parking brake
engaged can cause brake failure and the
risk of personal injury.
Brake Reserve System
Illuminates to indicate normal
hydromax booster reserve
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system activation when the
engine is off and the service brake pedal is
applied.
This light may also illuminate momentarily
if the engine is running and the driver turns
the steering wheel fully in one direction
while braking.
If the light remains on while the engine is
running, this indicates inadequate hydraulic
booster pressure or reserve pump system
failure. Stop the vehicle as soon as
possible and seek service immediately by
your authorized dealer.
Motorhome (TY3) , enUSA
Instrument Cluster
Cruise Control
E71340
Direction Indicator
indicators stay on or flash faster, check for
a burned out bulb.
Electronic Throttle Control
dealer as soon as possible.
Fasten Safety Belt
(If Equipped)
High Beam
headlamp flasher.
Service Engine Soon
indicates that the On-Board Diagnostics
(OBD-II) system has detected a
malfunction of the vehicle emissions
control system. Refer to On-Board
Diagnostics (OBD-II) in the Fuel and
Refueling chapter for more information
about having your vehicle serviced. See
Emission Control System (page 26).
14
(If Equipped)
Illuminates when you switch this
feature on. See Using Cruise
Control (page 35).
Illuminates when the left or right
turn signal or the hazard warning
flasher is turned on. If the
Illuminates when the engine has
defaulted to a limp-home
operation. See your authorized
It will illuminate and a chime will
sound to remind you to fasten
your safety belt.
Illuminates when you switch the
high beam headlamps on. It will
flash when you use the
If the service engine soon
indicator light stays illuminated
after the engine is started, it

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