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
Batterysection of theMaintenance and Specificationschapter.
The high-current fuses are coded as follows:
Fuse/Relay
LocationFuse Amp
RatingProtected Circuits
1 — Powertrain control module
(PCM) relay
2 — Starter relay
3 — Electronic fan 2 relay
Roadside Emergencies
299
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Owners Guide(own2002), 1st Printing
USA(fus)
IDENTIFYING COMPONENTS IN THE ENGINE COMPARTMENT
5.4L V8
1. Windshield washer fluid reservoir
2. Engine oil dipstick
3. Brake fluid reservoir
4. Engine coolant reservoir
5. Air filter assembly
6. Power steering fluid reservoir
7. Power distribution box
8. Engine oil filler cap
9. Battery
Maintenance and Specifications
337
2010 Navigator(nav)
Owners Guide(own2002), 1st Printing
USA(fus)
Power deployable running
boards ........................................109
Power distribution box
(see Fuses) .......................296, 299
Power door locks ......................133
Power liftgate ............................125
Power mirrors ...........................107
Power point ...............................103
Power steering ..................268–269
fluid, checking and adding ....363
fluid, refill capacity ................368
fluid, specifications .................368
Power Windows .........................104
Preparing to drive your
vehicle ........................................270
R
Radio ............................................30
Rear heated seats .....................169
Rear seat entertainment
system ..........................................47
Rear-view camera system .........279
Recommendations for
attaching safety restraints for
children ......................................198
Relays ........................................295
Remote entry system .......137–138
illuminated entry ....................142
locking/unlocking
doors ................................138–139
opening the trunk ...................139
panic alarm .............................140
replacement/additional
transmitters .............................141
replacing the batteries ...........141
Reverse sensing system ...........276Roadside assistance ..................292
Roll stability control .................263
S
Safety Belt Maintenance ..........214
Safety belts (see Safety
restraints) ..........173, 175, 177–180
Safety Canopy ...................190, 192
Safety defects, reporting ..........327
Safety
restraints ...........173, 175, 177–180
Belt-Minder...........................182
extension assembly ................181
for adults .........................177–179
for children .............................196
safety belt maintenance .........214
warning light and chime ........182
Safety restraints - LATCH
anchors ......................................204
Safety seats for children ..........200
Safety Compliance
Certification Label ....................372
Satellite Radio Information ........44
Seats ..........................................154
child safety seats ....................200
climate control ........................161
heated ......................................169
memory seat ...................140, 159
SecuriCode keyless entry
system ........................................142
SecuriLock passive anti-theft
system ........................................144
Servicing your vehicle ..............335
Snowplowing .................................6
SOS Post Crash Alert ...............195
Index
384
2010 Navigator(nav)
Owners Guide(own2002), 1st Printing
USA(fus)
