check engine light FORD FOCUS 2018 User Guide

When the oil change message appears inthe information display, it is time for an oilchange. Make sure you perform the oilchange within two weeks or 500 mi(800 km) of the message appearing. Makesure you reset the Intelligent Oil-LifeMonitor after each oil change.
If your information display resetsprematurely or becomes inoperative, youshould perform the oil change interval atsix months or 5,000 mi (8,000 km) fromyour last oil change. Never exceed one yearor 10,000 mi (16,000 km) between oilchange intervals.
Your vehicle is very sophisticated and builtwith multiple, complex, performancesystems. Every manufacturer developsthese systems using differentspecifications and performance features.That is why it is important to rely upon yourdealership to properly diagnose and repairyour vehicle.
Ford Motor Company has recommendedmaintenance intervals for various partsand component systems based uponengineering testing. Ford Motor Companyrelies upon this testing to determine themost appropriate mileage for replacementof oils and fluids to protect your vehicle atthe lowest overall cost to you andrecommends against maintenanceschedules that deviate from the scheduledmaintenance information.
We strongly recommend the use of onlygenuine Ford, Motorcraft orFord-authorized re-manufacturedreplacement parts engineered for yourvehicle.
Additives and Chemicals
This owner's manual and the FordWorkshop Manual list the recommendedadditives and chemicals for your vehicle.We do not recommend using chemicals oradditives not approved by us as part ofyour vehicle’s normal maintenance. Pleaseconsult your warranty information.
Oils, Fluids and Flushing
In many cases, fluid discoloration is anormal operating characteristic and, byitself, does not necessarily indicate aconcern or that the fluid needs to bechanged. However, a qualified expert, suchas the factory-trained technicians at yourdealership, should inspect discolored fluidsthat also show signs of overheating orforeign material contaminationimmediately.
Make sure to change your vehicle’s oils andfluids at the specified intervals or inconjunction with a repair. Flushing is aviable way to change fluid for many vehiclesub-systems during scheduledmaintenance. It is critical that systems areflushed only with new fluid that is the sameas that required to fill and operate thesystem or using a Ford-approved flushingchemical.
Owner Checks and Services
Make sure you perform the following basicmaintenance checks and inspections everymonth or at six-month intervals.
Check Every Month
Engine oil level.
Function of all interior and exterior lights.
Tires (including spare) for wear and proper pressure.
4102018 Focus (CDH) Canada/United States of America, JM5J 19A321 AA enUSA, Edition date: 201706, Second PrintingScheduled Maintenance

A
A/CSee: Climate Control.........................................104About This Manual...........................................7ABSSee: Brakes............................................................147ABS driving hintsSee: Hints on Driving With Anti-LockBrakes................................................................148Accessories...................................................405Exterior style.......................................................405Interior style.........................................................405Lifestyle.................................................................405Peace of mind....................................................405AccessoriesSee: Replacement PartsRecommendation............................................12Active Park Assist.........................................155Deactivating the Active Park AssistFeature...............................................................157Parallel Parking Assist......................................155Troubleshooting the System..........................158Adjusting the Headlamps.........................225Horizontal Aim Adjustment...........................226Vertical Aim Adjustment.................................225Adjusting the Steering Wheel.....................71Airbag Disposal..............................................46Air ConditioningSee: Climate Control.........................................104Air FilterSee: Changing the Engine Air Filter.............234AlarmSee: Anti-Theft Alarm........................................70Ambient Lighting.............................................81Anti-Theft Alarm............................................70Arming the Alarm.................................................70Disarming the Alarm...........................................70Appendices....................................................427Apps..................................................................376...................................................................................376SiriusXM Traffic and Travel Link...................378Audible Warnings and Indicators............90Fasten Safety Belt................................................91Headlamps On Warning Chime.....................90Key in Ignition Warning Chime........................90Keyless Warning Alert........................................90Low Fuel Minder....................................................91
Parking Brake On Warning Chime...................91Audio Control....................................................71Seek, Next or Previous........................................72Audio System.................................................281General Information..........................................281Audio Unit - Vehicles With: SatelliteRadio.............................................................289Audio Unit - Vehicles With: Sony AudioSystem..........................................................285Menu Structure..................................................286Audio Unit - Vehicles With: SYNC.........282Autolamps.........................................................77Windshield Wiper ActivatedHeadlamps.........................................................77Automatic Climate Control......................105Dual Zone Temperature Control...................107Single Zone Temperature Control...............106Temperature Control........................................106Automatic High Beam Control..................79Automatic High Beam Indicator....................80Overriding the System.......................................80Switching the System On and Off.................79Automatic Transmission............................142Automatic Transmission AdaptiveLearning............................................................146Brake-Shift Interlock.........................................145If Your Vehicle Gets Stuck In Mud orSnow..................................................................146SelectShift Automatic™Transmission...................................................143Understanding the Positions of YourAutomatic Transmission.............................143Automatic Transmission FluidCheck..............................................................221Auto-Start-Stop............................................127Limitations of Use..............................................128Switching the System On and Off...............128Using Auto-Start-Stop with a ManualTransmission....................................................127Using Auto-Start-Stop with an AutomaticTransmission....................................................127Auxiliary Power Points..................................11712 Volt DC Power Point.......................................117Location...................................................................117
4592018 Focus (CDH) Canada/United States of America, JM5J 19A321 AA enUSA, Edition date: 201706, Second PrintingIndex

Clearing All MyKeys........................................57Climate Control............................................104Clutch Fluid Check - ManualTransmission................................................221Cold Weather Precautions........................186Coolant CheckSee: Engine Coolant Check.............................217Crash Sensors and Airbag Indicator........45Creating a MyKey...........................................56Programming/Changing ConfigurableSettings...............................................................56Cross Traffic Alert...........................................171Blocked Sensors..................................................172Switching the System Off and On................173System Errors........................................................173System Lights, Messages and AudibleAlerts...................................................................172System Limitations.............................................173Using the Cross Traffic Alert System............171Cruise Control..................................................72Principle of Operation.......................................162Cruise controlSee: Using Cruise Control................................162Customer Assistance..................................193
D
Data Recording..................................................9Event Data Recording..........................................10Service Data Recording........................................9Daytime Running Lamps.............................78Type 1 - Conventional(Non-Configurable)........................................78Type 2 - Configurable..........................................78Digital Radio...................................................291HD Radio Reception and StationTroubleshooting............................................292Direction Indicators.......................................80Doors and Locks............................................60Drive Belt Routing - 1.0LEcoBoost™.................................................235Drive Belt Routing - 2.0L...........................235Driver Alert......................................................164Principle of Operation.......................................164Using Driver Alert................................................164Driver and Passenger Airbags...................39Children and Airbags..........................................40
Proper Driver and Front Passenger SeatingAdjustment........................................................39Driver Knee Airbag.........................................44Driving Aids.....................................................164Driving at High Speed................................266Driving Hints...................................................186Driving Through Water...............................186DRLSee: Daytime Running Lamps.........................78
E
Eco Mode.........................................................173Resetting Eco Mode...........................................174Type 1.......................................................................174Economical Driving......................................186Electromagnetic Compatibility...............427Emission Law.................................................136Noise Emissions Warranty, ProhibitedTampering Acts and Maintenance..........137Tampering With a Noise ControlSystem...............................................................136End User License Agreement.................429VEHICLE SOFTWARE END USER LICENSEAGREEMENT (EULA) .................................429Engine Block Heater....................................125Using the Engine Block Heater......................126Engine Coolant Check.................................217Adding Coolant....................................................217Coolant Change..................................................219Engine Coolant TemperatureManagement..................................................220Fail-Safe Cooling................................................219Recycled Coolant................................................218Severe Climates..................................................219Engine Cooling Fan......................................216Engine Emission Control............................136Engine ImmobilizerSee: Passive Anti-Theft System....................68Engine Oil Check...........................................215Adding Engine Oil...............................................215Engine Oil Dipstick - 1.0LEcoBoost™..................................................215Engine Oil Dipstick - 2.0L...........................215Engine Specifications - 1.0LEcoBoost™.................................................268Engine Specifications - 2.0L...................269
4612018 Focus (CDH) Canada/United States of America, JM5J 19A321 AA enUSA, Edition date: 201706, Second PrintingIndex

Voice Commands for Audio Sources.........325Using SYNC™ With Your Phone.............301Accessing Features through the PhoneMenu.................................................................306Accessing Your Phone Settings...................309Bluetooth Devices..............................................310Making Calls........................................................305Pairing a Phone for the First Time...............302Pairing Subsequent Phones..........................303Phone Options during an Active Call.........305Phone Voice Commands................................303Receiving Calls...................................................305System Settings...................................................311Text Messaging...................................................307Using Traction Control...............................150Switching the System Off...............................150System Indicator Lights andMessages..........................................................150Using a Switch.....................................................150Using the Information DisplayControls.............................................................150Using Voice Recognition...........................299Audio Voice Commands.................................348Initiating a Voice Session................................299Mobile App Voice Commands.......................351Navigation Voice Commands.......................350Phone Voice Commands................................349SiriusXM Traffic and Travel Link VoiceCommands......................................................352System Interaction and Feedback.............300Voice Settings Commands............................352Utilizing the Mediation/ArbitrationProgram (Canada Only).........................196
V
Vehicle Care...................................................236General Information.........................................236Vehicle Certification Label........................273Vehicle Identification Number.................272Vehicle Storage..............................................241Battery....................................................................242Body........................................................................242Brakes.....................................................................242Cooling system...................................................242Engine.....................................................................242Fuel system..........................................................242General...................................................................241
Miscellaneous.....................................................242Removing Vehicle From Storage..................242Tires.........................................................................242VentilationSee: Climate Control.........................................104VINSee: Vehicle Identification Number.............272Voice Control....................................................72
W
Warning Lamps and Indicators.................87Adaptive Cruise Control Indicator..................87Airbag Warning Lamp.........................................87Anti-Lock Brake System WarningLamp....................................................................87Auto-Start-Stop Indicator................................88Battery Charging Condition WarningLamp...................................................................88Blind Spot Information SystemIndicator.............................................................88Brake System Warning Lamp.........................88Cruise Control Indicator.....................................88Direction Indicator...............................................88Door Ajar Warning Lamp..................................89Engine Warning Lamps.....................................89Fasten Seatbelt Warning Lamp.....................89Front Fog Lamp Indicator.................................89Headlamp High Beam Indicator....................89Lamps on Indicator.............................................89Lane Keeping System Warning Lamp..........89Liftgate Ajar Warning Lamp.............................89Low Fuel Level Warning Lamp.......................89Low Tire Pressure Warning Lamp.................90Low Washer Fluid Level WarningLamp...................................................................90Message Center Indicator.................................90Oil Pressure Warning Lamp.............................90Stability Control and Traction ControlIndicator.............................................................90Stability Control and Traction Control OffWarning Lamp.................................................90Washer Fluid Check.....................................222WashersSee: Cleaning the Exterior...............................237See: Wipers and Washers..................................74Waxing.............................................................238
4682018 Focus (CDH) Canada/United States of America, JM5J 19A321 AA enUSA, Edition date: 201706, Second PrintingIndex