Ford Explorer (2006 – 2010) fuse and relay

Ford Explorer 4th generation was produced in 2006 2007 2008 2009 2010 with the designation U251. During this time, the model was updated. In our article you will find a designation of Ford Explorer 4 fuses and relays with box diagrams, locations and photo of fuse box. Note the cigarette lighter fuse.

Ford Explorer 4

The purpose of the elements in the boxes may differ from the one presented. Check your technical documentation.

Is it the wrong generation or the diagrams are not suitable? See other Ford Explorer:

[ Ford Explorer 2G (1995-2003) ]

[Ford Explorer 3G (2002-2005) ]

[ Ford Explorer 5G (2010-2020) ]

[ Ford Explorer 6G (2020-2025) ]

Passenger compartment

The fuse and relay box is located below the instrument panel on the driver’s side.

Location 1


Diagram ford explorer 4


120A Moon roof, Adjustable pedals, Memory seats, Lumbar motor
25A Microcontroller power
320A Radio, Navigation amplifier, GPS module
410A On-board diagnostic (OBD II) connector
55A Moon roof, Door lock switch illumination, Auto dimming rear view mirror
620A Liftglass release motor, Door unlock/lock
715A Trailer stop/turn
815A Ignition switch power, Passive anti-theft system (PATS), Cluster
92A 6R Transmission control module/Powertrain control module (Ignition RUN/START), Fuel pump relay
105A Front wiper RUN/ACC relay in power distribution box (PDB)
115A Radio start
125A Rear wiper motor RUN/ACC, Trailer battery charge relay in PDB, Radio
1315A Heated mirror, Manual climate rear defrost indicator
1420A Horn
1510A Reverse lamps
1610A Trailer reverse lamps
1710A Restraints control module, Passenger occupancy
1810A Reverse park aid, Roll Stability Control™ (RSC®) switch, RSC®, 4×4 module, 4×4 switch, Heated seat switches, Auxiliary climate control
19Not used
2010A Climate control system, Brake shift
21Not used
2215A Brake switch, Bi-color stop lamps, High-mount brake lamp, All turn lamps
2315A Interior lamps, Puddle lamps, Battery saver, Instrument illumination, Homelink
2410A Cluster, Theft indicator light
2515A Trailer tow park lamps
2615A License plate/rear park lamp, Front park lamps, Manual climate
2715A Tri-color stop lamps
2810A Climate controls
CB125A Windows

Some relays are located on either side of the passenger compartment fuse box. See your authorized dealer for service of these relays.

  • Relay 1 – Delayed ACC
  • Relay 2 – Rear defrost
  • Relay 3 – Park lamps
  • Relay 4 – RUN/START

Engine compartment

Fuse and relay box is located in the engine compartment at the left side.


Location under the hood


Diagram of fuse box Ford Explorer under the hood


150A Battery feed 2 (passenger compartment fuse panel)
250A Battery feed 3 (passenger compartment fuse panel)
350A Battery feed 1 (passenger compartment fuse panel)
430A Fuel pump, Injectors
530A Third row seat (left)
640A Anti-lock brake system (ABS) pump
740A Powertrain control module (PCM)
8Not used
9Not used
1030A Power seat (right)
1130A Starter
1230A Third row seat (right)
1330A Trailer tow battery charger
1430A Memory seats
1440A Non-memory seats
1540A Rear defrost, Heated mirrors
1640A Front blower motor
1730A Trailer electronic brakes
1830A Auxiliary blower motor
1930A Running boards
2030A Front wiper motor
2120A Rear power point
2220A Subwoofer
2320A 4×4
2410A PCM – keep alive power, Canister vent
2520A Front power point/ Cigar lighter
2620A 4×4 module (4.6L engine only)
2720A 6R Transmission module (4.6L engine only)
2820A Heated seats
2915A Headlamps (right)
3025A Rear wiper
3115A Fog lamps
325A Power mirrors
3330A ABS valve
3415A Headlamps (left)
3510A A/C clutch
3620A Console bin power point
3730A Driver window motor
3815A 5R Transmission (4.0L engine only)
3915A PCM power
4015A Fan clutch, Positive crackcase ventilation (PCV) valve, A/C clutch relay
4115A Satellite radio module, DVD, SYNC®
4215A Redundant brake switch, Electronic vapor management valve, Mass air flow sensor, Heated exhaust gas oxygen (HEGO) sensor, EVR, Variable cam timing (VCT)l (4.6L engine only), VCT2 (4.6L engine only), CMCV (4.6L engine only), Catalyst monitor sensor
4315A Coil on plug (4.6L engine only), Coil tower (4.0L engine only)
4415A Injectors
45BNot used
45ANot used
46BNot used
46ANot used
49Fuel pump relay
50BA/C clutch relay
50AFog lamps relay
51Not used
52Not used
53One touch integrated start (OTIS) (diode)
54Trailer battery charger relay
55BFront wiper relay
55APCM relay
56BStarter relay
56ABlower relay

Fuses numbered 21 and 25 are responsible for the operation of the cigarette lighter.

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