Ford Super Duty (2017 year). Manual - part 33

Action

Message

A problem exists with the selective catalytic reduction system.

The vehicle will enter into an idle-only mode. If the exhaust

fluid is empty, you must replenish the diesel exhaust fluid to

resume normal operation of your vehicle.  See Selective

Catalytic Reduction System (page 188).

DEF Level Empty Engine

Idled See Manual

The selective catalytic reduction system detects a fault. The

vehicle’s top speed will become limited in the displayed

distance and count down from this point. Have the system

checked by an authorized dealer.

DEF Fault Speed Limited

to XX MPH/km/h in XX

mi/km

The selective catalytic reduction system detects a fault. The

vehicle’s top speed will become limited upon restarting. Have

the system checked by an authorized dealer.

DEF Fault Speed Limited

to XX MPH/km/h Upon

Restart

The selective catalytic reduction system detects a fault. The

vehicle’s top speed is limited. Have the system checked by

an authorized dealer.

DEF Fault Speed Limited

to XX MPH/km/h

You must have your vehicle serviced by an authorized dealer.
Ignoring the Exhaust Filter Over Limit Service Now warning

message could lead to reduced drivability and customer

expense, including damage to the diesel particulate filter.

Your new vehicle warranty may not cover this damage.

Exhaust Filter Over Limit

Service Now

The water separator has reached a predetermined capacity

and needs draining.  See Draining the Fuel Filter Water

Trap (page 342).

Water in Fuel Drain Filter

A low fuel pressure condition has occurred due to cold, low

fuel level or fuel filters need to be changed.  See Fuel Quality

(page 185).

Fuel Pressure Low

Doors and Locks

Action

Message

The door(s) listed is not completely closed.

X Door Ajar

135

Driver Alert

Action

Message

Stop and rest as soon as it is safe to do so.

Driver Alert Warning Rest

Now

Take a rest soon.

Driver Alert Warning Rest

Suggested

Drivetrain

Action

Message

The electronic locking differential requests a certain speed

requirement to engage.

To Engage Locking

Differential Slow to XX

mph/km/h

The electronic locking differential requests the accelerator

to be released in order to engage.

To Engage Locking

Differential Release

Accelerator Pedal

An electronic locking differential (ELD) system fault is

present. Contact an authorized dealer as soon as possible.

Check Locking Differen-

tial

The transfer case is in the neutral position. This message

indicates that your vehicle is safe to be towed with all four

wheels on the ground.

Neutral Tow Enabled

Leave Transmission in

Neutral

The transfer case is NOT in the neutral position. This message

indicates that your vehicle is NOT safe to be towed with all

four wheels on the ground.

Neutral Tow Disabled

Engine

Action

Message

The engine has reduced power to help reduce high

engine temperature.

Power Reduced to Lower Engine

Temp

136

Fuel

Action

Message

An early reminder of a low fuel condition.

Fuel Level Low

The fuel fill inlet may not be properly closed.

Check Fuel Fill Inlet

Keys and Intelligent Access

Action

Message

A reminder to press the brake while starting the vehicle.

To START Press Brake

The system does not detect a key in your vehicle.  See Keyless

Starting (page 174).

No Key Detected

You pressed the StartStop button to switch off the engine

and your vehicle does not detect your intelligent access key

inside your vehicle.

Restart Now or Key is

Needed

Your vehicle is in the run ignition state.

Full Accessory Power

Active

There is a problem with your vehicle’s starting system. See

an authorized dealer for service.

Starting System Fault

You have successfully programmed an intelligent access key

to the system.

Key Program Successful

You have failed to program an intelligent access key to the

system.

Key Program Failure

You have programmed the maximum number of keys to the

system.

Max Number of Keys

Learned

You have not programmed enough keys to the system.

Not Enough Keys

Learned

Informs you that you are exiting your vehicle and the engine

is on.

Engine ON

137

Lane Keeping System

Action

Message

The system has malfunctioned. Contact an authorized dealer

as soon as possible.

Lane Keeping Sys.

Malfunction Service

Required

The system has detected a condition that has caused the

system to be temporarily unavailable.

Front Camera Tempor-

arily Not Available

The system has detected a condition that requires you to

clean the windshield in order for it to operate properly.

Front Camera Low Visib-

ility Clean Screen

The system has malfunctioned. Contact an authorized dealer

as soon as possible.

Front Camera Malfunc-

tion Service Required

The system requests you to keep your hands on the steering

wheel.

Keep Hands on Steering

Wheel

Maintenance

Action

Message

Stop your vehicle as soon as safely possible and turn off the

engine. Check the oil level. If the warning stays on or continues

to come on with your engine running, contact an authorized

dealer as soon as possible.

Low Engine Oil Pressure

The engine oil life remaining is 10% or less.  See Under Hood

Overview (page 322).

Change Engine Oil Soon

The oil life left is at 0%. See Under Hood Overview (page

322).

Oil Change Required

The brake fluid level is low, inspected the brake system

immediately.  See Brake Fluid Check (page 340).

Brake Fluid Level Low

The brake system needs servicing. Stop your vehicle in a safe

place. Contact an authorized dealer.

Check Brake System

Your vehicle is still in Transport or Factory mode. This may

not allow some features to operate properly. See an author-

ized dealer.

Transport / Factory

Mode Contact Dealer

The powertrain needs service due to a powertrain malfunction.

See Manual

138