Fuse/Relay
LocationFuse Amp
RatingProtected Circuits
14 30A** Memory seats (DSM)
40A** Non-memory seats
15 40A** Rear defrost, Heated mirrors
16 40A** Front blower motor
17 30A** Trailer electronic brakes
18 30A** Auxiliary blower motor
19 30A** Running boards
20 30A** Front wiper motor
21 20A* Rear power point
22 20A* Subwoofer
23 — Not used
24 10A* Powertrain Control Module
(PCM) Keep Alive Power,
Canister vent
25 20A* Front power point/Cigar lighter
26 20A* AWD module (4.6L engine only)
27 20A* 6R Transmission module (4.6L
engine only)
28 20A* Heated seats
29 15A* Headlamps (right)
30 25A* Rear wiper
31 15A* Fog lamps
32 5A* Power mirrors
33 30A* ABS valve
34 15A* Headlamps (left)
35 10A* AC clutch
36 20A* Console bin power point
37 30A* Driver window motor
38 15A* 5R Transmission (4.0L engine
only)
39 15A* PCM power
2009 Mountaineer(mnt)
Owners Guide, 2nd Printing
USA(fus)
Roadside Emergencies
301
Fuse/Relay
LocationFuse Amp
RatingProtected Circuits
40 15A* Fan clutch, PCV valve, AC clutch
relay, GCC fan
41 15A* SDARS, DVD, SYNC
42 15A* Redundant brake switch, EVMV,
MAFS, HEGO, EVR, VCT1 (4.6L
engine only), VCT2 (4.6L engine
only), CMCV (4.6L engine only),
CMS
43 15A* Coil on plug (4.6L engine only),
Coil tower (4.0L engine only)
44 15A* Injectors
45B — GCC fan relay
45A — Not used
46B — Not used
46A — Not used
49 — Fuel pump relay
50B — A/C clutch relay
50A — Fog lamps relay
51 — Not used
52 — Not used
53 — One Touch Integrated Start
(OTIS) (diode)
54 — Trailer battery charger relay
55B — Front wiper relay
55A — PCM relay
56B — Starter relay
56A — Blower relay
* Mini Fuses ** Cartridge Fuses
2009 Mountaineer(mnt)
Owners Guide, 2nd Printing
USA(fus)
Roadside Emergencies
302
