Page 225 of 312
Passenger compartment fuse panel
The fuse panel is located under the right-hand side of the instrument panel.
To remove the trim panel for access
to the fuse box, pull the panel
toward you and swing it out away
from the side and remove it. To
reinstall it, line up the tabs with the
grooves on the panel, then push it
shut.
To remove the fuse box cover, press in the tabs on both sides of the
cover, then pull the cover off.
To reinstall the fuse box cover, place the top part of the cover on the
fuse panel, then push the bottom part of the cover until you hear it click
shut. Gently pull on the cover to make sure it is seated properly.
2007 Navigator(nav)
Owners Guide (post-2002-fmt)
USA(fus)
Roadside Emergencies
225
Page 228 of 312
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.
Always disconnect the battery before servicing high current
fuses.
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
RatingPower Distribution Box
Description
1 — Blower relay
2 — Not used
3 — Rear window defroster relay
4 30A** Third row seats (driver side)
5 40A** Trailer tow connector (electric
brake)
6 60A ** ABS (valves)
2007 Navigator(nav)
Owners Guide (post-2002-fmt)
USA(fus)
Roadside Emergencies
228
Page 231 of 312
Fuse/Relay
LocationFuse Amp
RatingPower Distribution Box
Description
57 — Run/Start relay
58 — Not used
59 — PCM relay
60 — Not used
61 — A/C clutch diode
62 — Fuel pump diode
63 15A* Trailer tow connector (back-up
lamp)
64 — Not used
65 10A* Air suspension logic
66 — Not used
67 10A* Blower coil
68 — Not used
69 30A* Run/Start – passenger
compartment fuse panel
70 20A* PCM (sensors) – EFC, A/C clutch
coil
71 5A* Fuel coil, ISP-R
72 20A* PCM (ignition coils)
73 5A* Transmission ignition
74 20A* PCM (sensors) – HEGO/CMS,
MAFS, EVMV, CMCV, Speed
deactivation switch, VCT
75 5A* 4x4 Integrated Wheel Ends
(IWE) solenoid
76 20A* PCM – VPWR
77 10A* ABS logic, Heated PCV
* Mini Fuses ** Cartridge Fuses
2007 Navigator(nav)
Owners Guide (post-2002-fmt)
USA(fus)
Roadside Emergencies
231