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Fuse/Relay
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Fuse Amp
Rating
Power Distribution Box Description
15 — Not used
16 — A/C clutch relay
17 — Driver side HID headlamp relay
18 — Fuel pump relay
19 — Back-up relay
20 — Trailer tow connector relay (left turn signal)
21 —
Trailer tow connector relay (right turn signal)
22 — Passenger side HID headlamp relay
23 15A* Heated mirrors
24 40A** Blower motor
25 — Not used
26 — Not used
27 30A** Power liftgate
28 40A** Rear window defroster, Heated mirror
29 30A** Passenger seat
30 10A* A/C clutch
31 15A* Brake lamps
32 20A* Fuel pump
33 20A* Back-up lamps
34 25A* Trailer tow connector (stop/turn lamps)
35 20A* 4x4 module
36 10A* Powertrain Control Module (PCM) – Keep
alive power, Canister vent
37 15A* Transmission B+
38 30A** Third row seats (passenger side)
39 60A** Air suspension pump
40 30A** Starter motor
41 20A** IP/Console power point
42 — Not used
43 — Not used
44 20A** Driver side HID headlamp
2008 Navigator (nav)
Owners Guide (post-2002-fmt)
USA (fus)
Roadside Emergencies
273