2018 FORD MUSTANG check engine

Fuel Quality
....................................................135
Fuel Filler Funnel Location .......................
136
Running Out of Fuel ...................................
136
Refueling .........................................................
138
Fuel Consumption ......................................
140
Engine Emission Control
Emission Law ................................................
142
Catalytic Converter .....................................
143
Transmission
Manual Transmission ................................
146
Automatic Transmission ...........................
147
Rear Axle
Limited Slip Differential ............................
152
Brakes
General Information ...................................
153
Hints on Driving With Anti-Lock Brakes ........................................................................\
.
153
Parking Brake ................................................
154
Hill Start Assist .............................................
154
Traction Control
Principle of Operation ................................
156
Using Traction Control ...............................
156
Stability Control
Principle of Operation ................................
157
Using Stability Control ..............................
158
Parking Aids
Principle of Operation ...............................
160
Rear Parking Aid ..........................................
160
Rear View Camera .......................................
161
Cruise Control
Principle of Operation ................................
165
Using Cruise Control ...................................
165Using Adaptive Cruise Control
...............
166
Driving Aids
Driver Alert ......................................................
172
Lane Keeping System .................................
173
Blind Spot Information System ..............
177
Cross Traffic Alert ........................................
179
Steering ...........................................................
182
Pre-Collision Assist .....................................
183
Drive Control .................................................
186
Load Carrying
Load Limit ......................................................
189
Towing
Towing a Trailer ............................................
194
Recommended Towing Weights ...........
195
Essential Towing Checks ..........................
196
Towing the Vehicle on Four Wheels ......
197
Convertible Top
Opening the Convertible Top ..................
199
Closing the Convertible Top ...................
200
Driving Hints
Breaking-In ....................................................
202
Reduced Engine Performance ...............
202
Economical Driving ....................................
202
Cold Weather Precautions ......................
203
Driving Through Water ..............................
203
Floor Mats .....................................................
203
Roadside Emergencies
Roadside Assistance .................................
205
Hazard Flashers ..........................................
206
Fuel Shutoff .................................................
206
Jump Starting the Vehicle .......................
207
Post-Crash Alert System .........................
209
Transporting the Vehicle ...........................
210
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Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Table of Contents

Customer Assistance
Getting the Services You Need
................211
In California (U.S. Only) .............................
212
The Better Business Bureau (BBB) Auto Line Program (U.S. Only) ......................
213
Utilizing the Mediation/Arbitration Program (Canada Only) .......................
214
Getting Assistance Outside the U.S. and Canada ........................................................
214
Ordering Additional Owner's Literature ........................................................................\
.
216
Reporting Safety Defects (U.S. Only) ........................................................................\
.
216
Reporting Safety Defects (Canada Only) ........................................................................\
.
216
Fuses
Fuse Specification Chart ..........................
218
Changing a Fuse ..........................................
226
Maintenance
General Information ..................................
228
Opening and Closing the Hood .............
228
Under Hood Overview - 2.3L EcoBoost™ ........................................................................\
229
Under Hood Overview - 5.0L .................
230
Engine Oil Dipstick ......................................
232
Engine Oil Check .........................................
232
Oil Change Indicator Reset ......................
233
Engine Coolant Check ..............................
234
Manual Transmission Fluid Check .......
238
Automatic Transmission Fluid Check ........................................................................\
238
Brake Fluid Check .......................................
238
Clutch Fluid Check - Manual Transmission ............................................
239
Power Steering Fluid Check ....................
239
Washer Fluid Check ...................................
239
Fuel Filter .......................................................
239
Changing the 12V Battery ........................
239
Checking the Wiper Blades ......................
241Changing the Wiper Blades
....................
242
Adjusting the Headlamps ........................
242
Changing a Bulb ..........................................
243
Bulb Specification Chart .........................
244
Changing the Engine Air Filter ...............
245
Track Use
Track Use .......................................................
246
Vehicle Care
General Information ..................................
249
Cleaning Products ......................................
249
Cleaning the Exterior .................................
249
Waxing .............................................................
251
Cleaning the Engine ....................................
251
Cleaning the Windows and Wiper Blades ........................................................................\
.
251
Cleaning the Interior ..................................
252
Cleaning the Instrument Panel and Instrument Cluster Lens .......................
252
Cleaning Leather Seats ............................
253
Repairing Minor Paint Damage .............
254
Cleaning the Wheels .................................
254
Vehicle Storage ...........................................
254
Cleaning the Convertible Top ................
256
Body Styling Kits .........................................
256
Wheels and Tires
General Information ...................................
257
Tire Sealant and Inflator Kit ....................
257
Tire Care .........................................................
263
Using Summer Tires ..................................
278
Using Snow Chains ....................................
278
Tire Pressure Monitoring System ..........
279
Changing a Road Wheel ..........................
283
Driving at High Speed ...............................
288
Technical Specifications .........................
289
4
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Table of Contents

Brake system
Cabin air filter
Check fuel cap
Child safety door lock or unlock
Child seat lower anchor
Child seat tether anchor
Cruise control
Do not open when hot
Engine air filter
Engine coolant
Engine coolant temperature
Engine oil
Explosive gas
Fan warning
Fasten seatbelt Flammable
Front airbag
Front fog lamps
Fuel pump reset
Fuse compartment
Hazard flashers
Heated rear window
Windshield defrosting system
Interior luggage compartment
release
Jack
Keep out of reach of children
Lighting control
Low tire pressure warning
Maintain correct fluid level
Note operating instructions
8
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing IntroductionE270480 E71340 E71880 E231160 E67017 E161353

Adaptive Cruise Control Indicator
(If Equipped)
It illuminates when you switch
the system on.
It illuminates white when the
system is in standby mode. It illuminates
green when you set the adaptive cruise
speed.
See Using Adaptive Cruise Control
(page 166).
Airbag Warning Lamp If it does not illuminate when you
switch the ignition on, continues
to flash or remains on when the
engine is running, this indicates a
malfunction. Have your vehicle checked
as soon as possible.
Anti-Lock Brake System Warning
Lamp If it illuminates when you are
driving, this indicates a
malfunction. Your vehicle
continues to have normal braking without
the anti-lock brake system function. Have
your vehicle checked as soon as possible.
Automatic Headlamp High Beam
Indicator
(If Equipped) It illuminates when the system
automatically turns the
headlamp high beam on.
See
Automatic High Beam Control
(page 74). Battery If it illuminates while driving, it
indicates a malfunction. Switch
off all unnecessary electrical
equipment and have the system checked
by your authorized dealer immediately.
Blind Spot Information System
Indicator
(If Equipped) It illuminates when you switch
the system off.
See
Blind Spot Information
System (page 177).
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
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.
Cruise Control Indicator
(If Equipped) It illuminates when you switch
the system on.
See
Using Cruise Control
(page 165).
84
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Instrument ClusterE144524 E67017 E151262 E138644 E71340

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 Displays when the ignition is on
and any door is not completely
closed.
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.
Fasten Seatbelt Warning Lamp It illuminates and a chime
sounds until you fasten the
seatbelts.
Front Fog Lamp Indicator (If Equipped) It illuminates when you switch
the front fog lamps on.
Heads Up Display (If Equipped) A red beam of lights will
illuminate on the windshield in
certain instances when using
adaptive cruise control or the collision
warning system. It will also illuminate
momentarily when you start your vehicle
to make sure the display works. Headlamp High Beam Indicator It will illuminate when you switch
the high beam headlamps on. It
will flash when you use the
headlamp flasher.
Hood Ajar It illuminates when the ignition
is on and the hood is not
completely closed.
Lane Keeping System Lamp
(If
Equipped) It illuminates when the system
activates.
Launch Control Illuminates when this feature is
ready, including both slip control
and engine RPM hold.
Illuminates when only engine
RPM hold is active. See
Track
Use (page 246).
Low Beam Malfunction Lights when there is a
malfunction with the low beam
headlamp bulb.
Low Fuel Level Warning Lamp If it illuminates when you are
driving, refuel as soon as
possible.
Low Tire Pressure Warning Lamp Illuminates when your tire
pressure is low. If the lamp
remains on with the engine
running or when driving, check your tire
pressure as soon as possible.
85
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Instrument Cluster E71880 E156133 E159324 E144813 E234583 E255688 E181350

It also illuminates momentarily when you
switch the ignition on to confirm the lamp
is functional. If it does not illuminate when
you switch the ignition on, or begins to
flash at any time, have the system checked
by your authorized dealer.
Low Washer Fluid Level Warning
Lamp
It illuminates when the washer
fluid is low.
Oil Pressure Warning Lamp It illuminates when you switch
the ignition on.
If it illuminates when the engine
is running this indicates a malfunction.
Stop your vehicle as soon as it is safe to
do so and switch the engine off. Check the
engine oil level. If the oil level is sufficient,
this indicates a system malfunction. Have
your vehicle checked as soon as possible.
See Engine Oil Check (page 232).
Parking Lamps It will illuminate when you switch
the parking lamps on.
Service Engine Soon If it illuminates when the engine
is running this indicates a
malfunction. The On Board
Diagnostics system has detected a
malfunction of the vehicle emission control
system.
If it flashes, engine misfire may be
occurring. Increased exhaust gas
temperatures could damage the catalytic
converter or other vehicle components.
Drive in a moderate fashion (avoid heavy
acceleration and deceleration) and have
your vehicle immediately serviced. It illuminates when you switch the ignition
on prior to engine start to check the bulb
and to indicate whether your vehicle is
ready for Inspection and Maintenance
(I/M) testing.
Normally, it illuminates until the engine is
cranked and automatically turns off if no
malfunctions are present. However, if after
15 seconds it flashes eight times, this
indicates that your vehicle is not ready for
Inspection and Maintenance (I/M) testing.
See
Catalytic Converter (page 143).
Stability Control and Traction
Control Indicator Flashes during operation.
If it does not illuminate when you
switch the ignition on, or remains
on when the engine is running, this
indicates a malfunction. Have your vehicle
checked as soon as possible.
Note: The system automatically turns off
if there is a malfunction.
See
Using Stability Control (page 158).
See Using Traction Control (page 156).
Stability Control and Traction
Control Off Warning Lamp It illuminates when you switch
the system off.
Trunk Ajar It illuminates when the ignition
is on and the trunk is not
completely closed.
86
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Instrument ClusterE132353 E138639 E130458 E159323

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
Hill Start Assist Action
Message
Hill start assist is not available. Contact an authorized dealer.See Hill Start Assist (page 154).
Hill Start Assist Not
Available
Keys and Intelligent Access Action
Message
A reminder to press the brake while starting the vehicle.
To START Press Brake
A reminder to depress the clutch pedal on manual transmis-sion while starting the vehicle.
To START Press Clutch
The system does not detect a key in your vehicle. See KeylessStarting
(page 130).
No Key Detected
You pressed the start/stop 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 accessory ignition state.
Accessory Power is
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 keyto the system.
Key Program Successful
You have failed to program an intelligent access key to thesystem.
Key Program Failure
You have programmed the maximum number of keys to the system.
Max Number of Keys
Learned
102
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Information Displays

Action
Message
You have not programmed enough keys to the system.
Not Enough Keys
Learned
The key battery is low. Change the battery as soon as possible.
Key Battery Low Replace
Soon
Inform the driver that they are exiting the vehicle and the engine is on.
Engine ON
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 General
Maintenance Information (page 438).
Change Engine Oil Soon
The oil life left is at 0%. See General Maintenance Inform-ation
(page 438).
Oil Change Required
The brake fluid level is low, inspected the brake systemimmediately. See
Brake Fluid Check (page 238).
Brake Fluid Level Low
The brake system needs servicing. Stop your vehicle in a safeplace. 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
The powertrain needs service due to a powertrain malfunction.
See Manual
103
Mustang (CZG) Canada/United States of America, Vehicles Built From: 07-08-2017, JR3J 19A321 AA enUSA, Edition date: 201707, Third Printing Information Displays