It is best not to alternate repeatedly between gasoline and E85. If you do
switch fuels, it is recommended that you add as much fuel as
possible—at least half a tank. Do not add less than five gallons
(18.9 liters) when refueling. You should drive the vehicle immediately
after refueling for at least 5 miles (8 kilometers) to allow the vehicle to
adapt to the change in ethanol concentration. If you exclusively use E85
fuel, it is recommended to fill the fuel tank with regular unleaded
gasoline at each scheduled oil change.
Octane Recommendations
3.7L V6 engine and 3.5L V6
EcoBoost® engine
“Regular” unleaded gasoline with a
pump (R+M)/2 octane rating of 87
is recommended. Some stations
offer fuels posted as “Regular” with an octane rating below 87,
particularly in high altitude areas. Fuels with octane levels below 87 are
not recommended. Premium fuel will provide improved performance and
is recommended for severe duty usage such as trailer tow.
Do not be concerned if your engine sometimes knocks lightly. However, if
it knocks heavily while you are using fuel with the recommended octane
rating, see your authorized dealer to prevent any engine damage.
RUNNING OUT OF FUEL
Avoid running out of fuel because this situation may have an adverse
effect on powertrain components.
If you have run out of fuel:
•You may need to cycle the ignition from off to on several times after
refueling to allow the fuel system to pump the fuel from the tank to
the engine. On restarting, crank time will be a few seconds longer
than normal. With keyless ignition, just start the engine. Crank time
will be longer than usual.
•Normally, adding 1 gallon (3.8 liters) of fuel is enough to restart the
engine. If the vehicle is out of fuel and on a steep grade, more than
1 gallon (3.8 liters) may be required.
•The service engine soon indicator may come on. For more information
on the service engine soon indicator, seeWarning Lamps and
Indicatorsin theInstrument Clusterchapter.
87(R+M)/2 METHOD
156Fuel and Refueling
2014 MKS(mks)
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USA(fus)
ENGINE SPECIFICATIONS
Engine 3.7L V6 engine 3.5L V6 EcoBoost engine
Cubic inches 226 214
FuelSeeOctane
recommendationsin
the Fuel and Refueling
chapter.SeeOctane
recommendationsin the
Fuel and Refueling chapter.
Firing order 1–4–2–5–3–6 1–4–2–5–3–6
Spark plug gap0.049-0.053 in.
(1.25-1.35 mm)0.033-0.037 in.
(.84-.94 mm)
Ignition system Coil on plug Coil on plug
Compression
ratio10.5:1 10.0:1
Engine drivebelt routing
3.7L V6 engine
3.5L V6 EcoBoost engine
Capacities and Specifications323
2014 MKS(mks)
Owners Guide gf, 1st Printing, April 2013
USA(fus)
End user license agreement ....419
Engine ........................................323
cleaning ...................................289
coolant .....................................267
fail-safe cooling .......................271
idle speed control ...................278
lubrication specifications .......324
refill capacities ........................324
service points ..........................265
Engine block heater .................152
Engine oil
checking and adding ..............266
dipstick ....................................266
filter, specifications ................328
refill capacities ........................324
specifications ..........................324
Event data recording ..................12
Exhaust fumes ..........................151
F
Fail safe cooling ........................271
Fleet MyKey programming ........64
Floor mats .................................238
Fluid capacities .........................324
Forward and reverse sensing
system ........................................183
Four-Wheel Drive vehicles
driving off road .......................170
Fuel
cap ...........................................158
capacity ...................................324
choosing the right fuel ...........155
filler funnel .............................156
filling your vehicle with fuel ..158
filter, specifications ........277, 328
fuel pump shut-off ..................241
octane rating ...................156, 323quality ......................................155
running out of fuel .................156
safety information relating to
automotive fuels .....................154
Fuel - flex fuel vehicle (FFV)...155
Fuses ..................................253–254
G
Garage door opener ..................140
Gas cap (see Fuel cap) ............158
Gauges .......................................102
H
Hazard flashers .........................241
HD Radio™ ...............................354
Headlamps
aiming ......................................282
bulb specifications ..................286
flash to pass ..............................87
high beam ...........................87, 89
Head restraints .........................129
Heated steering wheel ..............404
Heating ......................................123
Help ............................................403
Homelink wireless control
system ........................................140
Hood ..........................................263
How to use voice commands ...348
I
Ignition .......................................323
Illuminated visor mirror .......98–99
Information displays .................108
456Index
2014 MKS(mks)
Owners Guide gf, 1st Printing, April 2013
USA(fus)
Inspection/maintenance (I/M)
testing ........................................164
Instrument panel
cleaning ...................................291
cluster ......................................102
Intelligent Access Key ................58
J
Jack ............................................316
positioning ...............................316
storage .....................................316
Jump-starting your vehicle ......242
K
Keyless entry system
autolock .....................................70
keypad .......................................72
locking and unlocking doors ....73
programming entry code .........72
Keys .............................................77
L
Lamps
bulb replacement
specifications chart ................286
headlamps, flash to pass ..........87
interior lamps ...........................93
Lane keeping system ................206
LATCH anchors ...........................28
Lights, warning and indicator ..102
Lincoln adaptive drive ..............218
Listening to music ....................351
Load limits .................................222
Locks
autolock .....................................70childproof ..................................32
doors ..........................................68
Lubricant specifications ...........324
Lug nuts ....................................322
M
Making and receiving calls .......375
MAP DVD - Loading and
Unloading ..................................375
Map icons ..................................415
Map mode ..................................413
Map preferences .......................411
Map updates ..............................416
Massage seats ............................133
Message center .........................108
warning messages ...................114
Mirrors ...................................96, 98
fold away ...................................96
programmable memory ............59
side view mirrors (power) .......96
Moon roof ..................................100
Motorcraft® parts .............287, 328
Multi-contour seats ...................133
MyFord Touch™ system ..........340
MyKey ..........................................64
MyLincoln Touch™ system ......338
N
Navigation features ...................407
Navigation voice commands ....417
Notifications ..............................387
O
Octane rating ............................156
Index457
2014 MKS(mks)
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USA(fus)