Power distribution box
The power distribution box is located in the engine compartment. The
power distribution box contains high-current fuses that protect your
vehicle’s main electrical systems from overloads.
WARNING: Always disconnect the battery before servicing high
current fuses.
WARNING: To reduce risk of electrical shock, always replace
the cover to the power distribution box before reconnecting the
battery or refilling fluid reservoirs.
If the battery has been disconnected and reconnected, refer to the
Battery section of the Maintenance and Specifications chapter.
The high-current fuses are coded as follows:
Fuse/Relay
Location Fuse Amp
Rating Protected Circuits
1 Relay Blower motor
2 — Not used
3 Relay Urea heaters (diesel engine)
4 — Not used
5 Relay Rear window defroster
6 — Not used
7 50A* Rear window defroster
8 30A* Passenger seat
9 30A* Driver seat Roadside Emergencies
327
2012 F-250/350/450/550 (f23)
Owners Guide, 4th Printing
USA (fus)
P
Parental MyKey
programming .............................129
Parking brake ............................273
Parts
(see Motorcraft parts) ...........410
Pedals (see Power adjustable
foot pedals) ...............................110
Power adjustable foot pedals ...110
Power distribution box
(see Fuses) ...............................327
Power door locks ......................137
Power mirrors ...........................106
Powerpoint ................................101
Power steering ..........................282
fluid, checking and adding ....399
fluid, refill capacity ................411
Power Windows .........................103
Preparing to drive your
vehicle ........................................285
R
Radio ......................................60, 62
Rear-view camera system .........298
Recommendations for
attaching safety restraints
for children ................................197
Relays ........................................321
Remote entry system .......141–142
illuminated entry ....................145
locking/unlocking doors .........142
Remote start ...........................146
replacement/additional
transmitters .............................145
replacing the batteries ...........144 Remote start .............................146
Remote start climate
operation .....................................85
Reverse sensing system ...........296
Roadside assistance ..................319
S
Safety belts
(see Safety restraints) ...........168,
170, 172, 174–175
Safety Canopy ...................185–186
Safety defects, reporting ..359–360
Safety restraints ...............168, 170,
172, 174–175
Belt-Minder ...........................176
extension assembly ................175
for adults .................170, 172, 174
for children .............................195
warning light and chime ........176
Safety restraints -
LATCH anchors .........................206
Safety seats for children ..........199
Safety Compliance
Certification Label ....................416
Satellite Radio Information ........74
Scheduled Maintenance Guide
Normal Scheduled
Maintenance and Log .............428
Seats ..........................................153
child safety seats ....................199
cleaning ...................................368
climate control ..................81, 162
easy access/easyout feature ..164
memory seat ...................143, 163
SecuriCode keyless entry
system ........................................147Index
446
2012 F-250/350/450/550 (f23)
Owners Guide, 4th Printing
USA (fus)
