
These are some of the symbols you may see on your vehicle.
Vehicle Symbol Glossary
Safety Alert
See Owner’s Guide
Fasten Safety BeltAirbag - Front
Airbag - SideChild Seat Lower
Anchor
Child Seat Tether
AnchorBrake System
Anti-Lock Brake SystemParking Brake System
Brake Fluid -
Non-Petroleum BasedParking Aid System
Stability Control SystemSpeed Control
Master Lighting SwitchHazard Warning Flasher
Fog Lamps-FrontFuse Compartment
Fuel Pump ResetWindshield Wash/Wipe
Windshield
Defrost/DemistRear Window
Defrost/Demist
Introduction
10
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

In manual override mode, selector, A/C and recirculated
air
and set the temperature to 60°F (16°C). Set the fan to the
highest speed initially, then adjust to maintain passenger comfort.
To improve the A/C cool down, drive with the windows slightly open for
2–3 minutes after starting the vehicle or until the vehicle has “aired out.”
In extremely cold temperatures, to maximize overall heater performance
it is suggested to not operate the auxiliary system (if equipped) until the
engine temperature gauge crosses into the normal operating range.
To aid in side window defogging/demisting in cold weather:
1. Select
.
2. Press A/C.
3. Adjust the temperature control to maintain comfort.
4. Set the fan to the highest speed.
5. Direct the outer instrument panel vents toward the side windows.
AUXILIARY CLIMATE CONTROL
1.
Fan speed:Turn to select the desired fan speed.
2.
:Distributes air through the rear vents.
3.
:Distributes air through the rear vents and rear-seat floor vents.
4.
:Distributes air through the rear floor vents.
5.Temperature selection:Turn to select air temperature for comfort.
Climate Controls
78
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

3. Turn the ignition switch to on and then back to off.
4. Turn the headlamp control to the autolamp position. The headlamps
will turn on.
5. Wait the desired amount of time for the exit delay you want (up to
three minutes), then turn the headlamps off.
Fog lamp control (if equipped)
With the ignition on, the fog lamps
can be turned on when the
headlamp control is pulled toward
you and is in any of the following
positions:
•Parking lamps
•Low beams
•Autolamps (when active)
The fog lamp indicator light will
illuminate when the fog lamps have been turned on. The fog lamps will
not operate when the high beams are active.
High beams
Push the lever toward the
instrument panel to activate. Pull
the lever towards you to deactivate.
Flash to pass
Pull and release to activate.
12
12
Lights
81
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

Function Number of bulbsTrade
number
Front park/turn lamp 2 3157NA
*Front sidemarker lamp N/A LED
Headlamp2 9008 H13
2D3 HID
(optional)
Tail/brake/turn signal lamp2 3157K
N/A*LED
(optional)
Supplemental taillamp 2 194
Rear sidemarker2 194
N/A*LED
(optional)
Backup lamp 2 921
License plate lamp 2 C5WL
*High-mount brake lamp N/A LED
Fog lamp (if equipped) 2 H11
Map lamp 2 12V6W
Dome/reading lamps 6 578
To replace all instrument panel lights - see your authorized dealer.
*To replace these lamps - see your authorized dealer.
Replacing interior bulbs
Check the operation of all bulbs frequently.
Replacing headlamp (high beam/low beam) halogen bulbs
1. Make sure headlamp switch is in the off position, then open the hood.
2. Reach in behind the headlamp assembly to access the bulb sockets
and connectors.
Lights
87
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

Replacing fog lamp bulbs (if equipped)
1. Make sure the fog lamp switch is
in the off position.
2. From underneath the vehicle,
partially remove the tire splash
shield by removing four drive
screws.
After removing to allow free access
to the front fog lamp bulb and
electrical wire harness, the splash shield flap should be able to be
repositioned.
3. Rotate the harness/bulb assembly
counterclockwise, to remove from
the fog lamp.
4. Carefully disconnect the bulb
from the harness assembly by
releasing the two snap clips.
Install the new bulb in reverse order.
Lights
90
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

Fuse/Relay
LocationFuse Amp
RatingProtected Circuits
8 10A Low beam headlamps (right)
9 15A Interior lights, Cargo lamps
10 15A Backlighting, Puddle lamps
11 10A All wheel drive (AWD)
12 7.5A Not used (spare)
13 5A Keypad, Mirror switch, Memory
module, DSM logic, Adjustable
pedals
14 10A Power liftgate module, Center
information display, SYNC, GPS
module
15 10A Climate control head
16 15A Electronic finish panel, Navigation
Screen
17 20A All power lock motor feeds,
Liftgate release
18 20A 2nd row power fold seats, Heated
seats
19 25A Moon roof
20 15A Data link connector, Memory seat
21 15A Fog lamps, Fog lamp indicator
22 15A Park lamps
23 15A High beam headlamps
24 20A Horn
25 10A Demand lamps/Interior lamps,
Power fold seats
26 10A Instrument panel cluster
27 20A Ignition Switch
28 5A Radio/navigation
29 5A Instrument panel cluster
30 5A Transmission shifter
31 10A Not used (spare)
Roadside Emergencies
297
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

Engine ........................................382
cleaning ...................................336
coolant .....................................354
fail-safe cooling .......................359
idle speed control ...................352
lubrication specifications .......379
refill capacities ........................379
service points ..................345–346
Engine block heater .................258
Engine oil ..................................349
change oil soon warning,
message center .......................349
checking and adding ..............349
dipstick ....................................349
filter, specifications ........351, 378
recommendations ...................351
refill capacities ........................379
specifications ..........................379
Event data recording ....................7
Exhaust fumes ..........................258
F
Fail safe cooling ........................359
Family entertainment system ....46
Fleet MyKey programming ......143
Fluid capacities .........................379
Fog lamps ....................................81
Four-Wheel Drive vehicles
driving off road .......................286
Freezer ........................................97
Fuel ............................................361
calculating fuel
economy ............................20, 367
cap ...........................................363
capacity ...................................379
choosing the right fuel ...........364comparisons with EPA fuel
economy estimates .................370
detergent in fuel .....................365
filler funnel .............................365
filling your vehicle with
fuel ...........................361, 363, 367
filter, specifications ........361, 378
fuel pump shut-off ..................294
improving fuel economy ........367
octane rating ...................364, 382
quality ......................................365
running out of fuel .........319, 365
safety information relating to
automotive fuels .....................361
Fuses ..........................................294
G
Garage door opener ..................109
Gas cap (see Fuel cap) ............363
Gas mileage
(see Fuel economy) .................367
Gauges .........................................16
H
Hazard flashers .........................293
Head restraints .................160, 162
Headlamps ...................................80
aiming ..................................82–83
autolamp system .......................80
bulb specifications ....................86
daytime running lights .............82
flash to pass ..............................81
high beam .................................81
replacing bulbs .........................87
turning on and off ....................80
Heating
heating and air conditioning
system ...........................68, 71, 74
Index
393
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)

Homelink wireless control
system ........................................110
Hood ..........................................344
I
Ignition ...............................255, 382
Illuminated visor mirror .............93
Infant seats
(see Safety seats) .....................203
Inspection/maintenance (I/M)
testing ........................................372
Instrument panel
cleaning ...................................339
cluster ........................................12
lighting up panel and
interior .......................................82
J
Jack ............................................302
positioning ...............................302
storage .....................................302
Jump-starting your vehicle ......319
K
Keyless entry system
autolock ...................................127
keypad .....................................138
locking and unlocking doors ..139
programming entry code .......138
Keys ...................................126, 141
positions of the ignition .........255
L
Lamps
autolamp system .......................80bulb replacement
specifications chart ..................86
daytime running light ...............82
fog lamps ...................................81
headlamps .................................80
headlamps, flash to pass ..........81
instrument panel, dimming .....82
interior lamps .....................85, 87
replacing bulbs .........................87
LATCH anchors .........................207
Liftgate ......................119–120, 134
Lights, warning and indicator ....12
anti-lock brakes (ABS) ..........261
Load limits .................................242
Locks
autolock ...................................127
childproof ................................131
doors ........................................127
Lubricant specifications ...........379
Lug nuts ....................................318
Lumbar support, seats .....155, 158
M
Message center ...........................18
english/metric button ...............22
system check button ................22
warning messages .....................22
Mirrors .......................................103
automatic dimming rearview
mirror ......................................103
heated ................................74, 104
programmable memory ..........135
side view mirrors (power) .....103
Moon roof ..................................108
Motorcraftparts ..............341, 378
MyKey ........................................143
N
Navigation system .......................67
Index
394
2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)