Page 368 of 649

Note:Do not remove the dipstick when theengine is running.
Note: If the oil level is between themaximum and minimum marks, the oil levelis acceptable. Do not add oil.
Note:The oil consumption of new enginesreaches its normal level after approximately3,000 mi (5,000 km).
Adding Engine Oil
WARNING: Do not remove the fillercap when the engine is running.
Do not use supplemental engine oil additivesbecause they are unnecessary and couldlead to engine damage that may not becovered by the vehicle Warranty.
Only use oils certified for gasoline enginesby the American Petroleum Institute (API). An oil with this trademark symbol conformsto the current engine and emission systemprotection standards and fuel economyrequirements of the International LubricantsSpecification Advisory Committee (ILSAC).
To top up the engine oil level do thefollowing:
1. Clean the area surrounding the engineoil filler cap before you remove it.
2. Remove the engine oil filler cap. SeeUnder Hood Overview (page 362). Turnit counterclockwise and remove it.
3. Add engine oil that meets ourspecifications. See Capacities andSpecifications (page 426). You may haveto use a funnel to pour the engine oil intothe opening.
4. Recheck the oil level.
5. If the oil level is correct, replace thedipstick and make sure it is fully seated.
6. Replace the engine oil filler cap. Turn itclockwise until you feel a strongresistance.
Note: Do not add oil further than themaximum mark. Oil levels above themaximum mark may cause engine damage.
Note:Make sure you install the oil filler capcorrectly.
Note:Soak up any spillage with anabsorbent cloth immediately.
OIL CHANGE INDICATOR RESET
Use the information display controls on thesteering wheel to reset the oil changeindicator.
365
Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201708, Third-Printing-
MaintenanceE142732
Page 377 of 649

WARNING: This vehicle may havemore than one battery. Removing thebattery cables from only one battery doesnot disconnect your vehicle electricalsystem. Make sure you disconnect thebattery cables from all batteries whendisconnecting power. Failure to do so maycause serious personal injury or propertydamage.
Your vehicle is fitted with a Motorcraftmaintenance-free battery which normallydoes not require additional water.
When a battery replacement is required, youmust use a recommended replacementbattery that matches the electricalrequirements of the vehicle.
Note:After cleaning or replacing the battery,make sure you reinstall the battery cover orshield.
Note:If you add electrical accessories orcomponents to the vehicle, it may adverselyaffect the low voltage battery performanceand durability. This may also affect theperformance of other electrical systems inthe vehicle.
For longer, trouble-free operation, keep thetop of the battery clean and dry.
If you see any corrosion on the battery orterminals, remove the cables from theterminals and clean with a wire brush. Youcan neutralize the acid with a solution ofbaking soda and water.
Because your vehicle’s engine iselectronically controlled by a computer, somecontrol conditions are maintained by powerfrom the battery. When the battery isdisconnected or a new battery is installed,the engine must relearn its idle and fuel trimstrategy for optimum driveability andperformance. Flexible fuel vehicles (FFV)must also relearn the ethanol content of thefuel for optimum driveability andperformance.
To restore the settings, do the following:
1. Apply the parking brake.
2. Shift into park (P) or neutral (N).
3. Switch off all accessories.
4. Press the brake pedal and start yourvehicle.
5. Run the engine until it reaches normaloperating temperature. While the engineis warming up, complete the following:Reset the clock. Reset the powerwindows bounce-back feature. SeeWindows and Mirrors (page 104). Resetthe radio station presets. See AudioSystem (page 434).
6. Allow the engine to idle for at least oneminute.
7.Drive the vehicle at least 10 mi (16 km) tocompletely relearn the idle trim and fueltrim strategy.
Note:If you do not allow the engine torelearn the idle and fuel trim strategy, theidle quality of your vehicle may be adverselyaffected until the engine computereventually relearns the idle trim and fuel trimstrategy.
374
Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201708, Third-Printing-
Maintenance
Page 516 of 649

Action and DescriptionMenu Item
Select how time displays.Clock Format
When active, the clock adjusts to time zone changes.Auto Time Zone UpdateThis feature is only available in vehicles with navigation.
When selected, the vehicle clock resets to GPS satellite time.Reset Clock to GPS Time
The system automatically saves any updatesyou make to the settings.
Bluetooth
Pressing this button allows you to access thefollowing:
ActionMenu Item
OnBluetooth
Off
You must activate Bluetooth to pair aBluetooth-enabled device.
The processes of pairing a Bluetooth deviceis the same as pairing a phone. See Pairinga Device in Phone settings for how to pair adevice and the available options.
Phone
Pair your Bluetooth-enabled phone with thesystem before using the functions inhands-free mode.
Switch on Bluetooth on your device to beginpairing. See your phone’s manual ifnecessary.
To add a phone, select:
Menu Item
Add Phone
1. Follow the on-screen instructions.
2. A prompt alerts you to search for thesystem on your phone.
3.Select your vehicle's make and model asit displays on your phone.
4. Confirm that the six-digit numberappearing on your phone matches thesix-digit number on the touchscreen.
5. The touchscreen indicates when thepairing is successful.
513
Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201708, Third-Printing-
SYNC™ 3