Mercury Mountaineer (2006-2010) fuses and relays



In this article, we consider the third-generation Mercury Mountaineer, produced from 2006 to 2010. Here you will find fuse box diagrams of Mercury Mountaineer 2006, 2007, 2008, 2009 and 2010, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse Layout Mercury Mountaineer 2006-2010

Cigar lighter (power outlet) fuses in the Mercury Mountaineer are the fuses #21 (Rear power point), #25 (Front power point/Cigar lighter) and #36 (Console bin power point) in the Engine compartment fuse box.

Fuse box location

Instrument Panel

The fuse box is located under the instrument panel on the driver’s side.The location of the fuses in the passenger compartment: Mercury Mountaineer (2006-2010)

Engine Compartment

The location of the fuses in the engine compartment: Mercury Mountaineer (2006-2010)

Fuse box diagrams

Passenger Compartment

Instrument panel fuse box diagram: Mercury Mountaineer (2006, 2007, 2008, 2009, 2010)



Assignment of the fuses and relays in the Passenger Compartment
Protected CircuitsAmp
1Moon roof, Adjustable pedals, DSM, Memory seats, Lumbar motor20
2Microcontroller power5
3Radio, Navigation amplifier, GPS module20
4On-board diagnostic (OBD II) connector10
20 (2006)
5Moon roof, Door lock switch illumination (2008-2010), Auto dimming rear view mirror (2010), Rearview mirror with microphone (2008-2009)5
6Liftglass release motor, Door unlock/lock20
7Trailer stop/turn15
8Ignition switch power, Passive anti-theft system (PATS), Cluster15
96R Transmission control module/Powertrain control module (Ignition RUN/START), Fuel pump relay2
10Front wiper RUN/ACC relay in power distribution box (PDB)5
11Radio start5
12Rear wiper motor RUN/ACC, Trailer battery charge relay in PDB, Radio5
13Heated mirror, Manual climate rear defrost indicator15
15Reverse lamps10
16Trailer reverse lamps10
17Restraints control module, Passenger occupancy, PAD lamp (2006-2007)10
18Reverse park aid, IVD switch, IVD, AWD module, Heated seat switches, Compass, Electrochromatic mirror, AUX climate control10
19Not used
20Climate control system, Brake shift, DEATC (2006-2009)10
21Not used
22Brake switch, Bi-color stop lamps, High-mount brake lamp, All turn lamps15
23Interior lamps, Puddle lamps, Battery saver, Instrument illumination, HomeLink15
24Cluster, Theft indicator light10
25Trailer tow park lamps15
26License plate/rear park lamp, Front park lamps, Manual climate15
27Tri-color stop lamps15
28Climate controls10
CB1Circuit Breaker:  Windows25
The following relays are located on either side of the passenger
compartment fuse panel. See your authorized dealer for service of these
Relay 1Delayed ACC
Relay 22006, 2007: Rear defrost
Relay 32006, 2007: Park lamps
Relay 42006, 2007: RUN/START

Engine Compartment

Under-hood fuse box diagram: Mercury Mountaineer (2006, 2007, 2008, 2009, 2010)



Assignment of the fuses and relays in the Engine Compartment
Protected CircuitsAmp
1Battery feed 2 (passenger compartment fuse panel)50
2Battery feed 3 (passenger compartment fuse panel)50
3Battery feed 1 (passenger compartment fuse panel)50
4Fuel pump, Injectors30
5Third row seat (left)30
62006: IVD module
2007-2010: Anti-lock brake system (ABS) pump
7Powertrain control module (PCM)40
8Not used
9Not used
10Power seat (right)30
12Third row seat (right)30
13Trailer tow battery charger30
14Memory seats30
14Non-memory seats40
15Rear defrost, Heated mirrors40
16Front blower motor40
17Trailer electronic brakes30
18Auxiliary blower motor30
19Running boards30
202008-2010: Front wiper motor30
21Rear power point20
23Not used
24PCM - keep alive power, Canister vent10
25Front power point/Cigar lighter20
26All wheel drive (AWD) module20
276R Transmission module20
28Heated seats20
29Headlamps (right)15/20
30Rear wiper25
31Fog lamps15
322007-2010: Power mirrors5
332006: IVD module
2007-2010: ABS valve
34Headlamps (left)15/20
35A/C clutch10
36Console bin power point20
372006-2007: Front wiper
2008-2010: Driver window motor
385R Transmission15
39PCM power15
40Fan clutch, Positive crackcase ventilation (PCV) valve, A/C clutch relay, GCC fan (2006-2009)15
41Satellite radio module, DVD, SYNC15
42Redundant brake switch, Electronic vapor management valve, Mass air flow sensor, Heated exhaust gas oxygen (HEGO) sensor, EVR, Variable cam timing (VCT)1 (4.6L engine only), VCT2 (4.6L engine only), CMCV (4.6L engine only), Catalyst monitor sensor15
43Coil on plug (4.6L engine only), Coil tower (4.0L engine only)15
45ANot used
45B2006-2009: GCC fan
46ANot used
46BNot used
472006: Front wiper
482006: PCM
49Fuel pump
50AFog lamps
50BA/C clutch
54Trailer battery charger
55BFront wiper
51Not used
522006-2007: A/C clutch
532008-2010: One touch integrated start (OTIS)