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.
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.
Diagram
Assignment
| 1 | 20A Moon roof, Adjustable pedals, Memory seats, Lumbar motor |
| 2 | 5A Microcontroller power |
| 3 | 20A Radio, Navigation amplifier, GPS module |
| 4 | 10A On-board diagnostic (OBD II) connector |
| 5 | 5A Moon roof, Door lock switch illumination, Auto dimming rear view mirror |
| 6 | 20A Liftglass release motor, Door unlock/lock |
| 7 | 15A Trailer stop/turn |
| 8 | 15A Ignition switch power, Passive anti-theft system (PATS), Cluster |
| 9 | 2A 6R Transmission control module/Powertrain control module (Ignition RUN/START), Fuel pump relay |
| 10 | 5A Front wiper RUN/ACC relay in power distribution box (PDB) |
| 11 | 5A Radio start |
| 12 | 5A Rear wiper motor RUN/ACC, Trailer battery charge relay in PDB, Radio |
| 13 | 15A Heated mirror, Manual climate rear defrost indicator |
| 14 | 20A Horn |
| 15 | 10A Reverse lamps |
| 16 | 10A Trailer reverse lamps |
| 17 | 10A Restraints control module, Passenger occupancy |
| 18 | 10A Reverse park aid, Roll Stability Control™ (RSC®) switch, RSC®, 4×4 module, 4×4 switch, Heated seat switches, Auxiliary climate control |
| 19 | Not used |
| 20 | 10A Climate control system, Brake shift |
| 21 | Not used |
| 22 | 15A Brake switch, Bi-color stop lamps, High-mount brake lamp, All turn lamps |
| 23 | 15A Interior lamps, Puddle lamps, Battery saver, Instrument illumination, Homelink |
| 24 | 10A Cluster, Theft indicator light |
| 25 | 15A Trailer tow park lamps |
| 26 | 15A License plate/rear park lamp, Front park lamps, Manual climate |
| 27 | 15A Tri-color stop lamps |
| 28 | 10A Climate controls |
| CB1 | 25A 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
Diagram
Designation
| 1 | 50A Battery feed 2 (passenger compartment fuse panel) |
| 2 | 50A Battery feed 3 (passenger compartment fuse panel) |
| 3 | 50A Battery feed 1 (passenger compartment fuse panel) |
| 4 | 30A Fuel pump, Injectors |
| 5 | 30A Third row seat (left) |
| 6 | 40A Anti-lock brake system (ABS) pump |
| 7 | 40A Powertrain control module (PCM) |
| 8 | Not used |
| 9 | Not used |
| 10 | 30A Power seat (right) |
| 11 | 30A Starter |
| 12 | 30A Third row seat (right) |
| 13 | 30A Trailer tow battery charger |
| 14 | 30A Memory seats |
| 14 | 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 | 20A 4×4 |
| 24 | 10A PCM – keep alive power, Canister vent |
| 25 | 20A Front power point/ Cigar lighter |
| 26 | 20A 4×4 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 A/C clutch |
| 36 | 20A Console bin power point |
| 37 | 30A Driver window motor |
| 38 | 15A 5R Transmission (4.0L engine only) |
| 39 | 15A PCM power |
| 40 | 15A Fan clutch, Positive crackcase ventilation (PCV) valve, A/C clutch relay |
| 41 | 15A Satellite radio module, DVD, SYNC® |
| 42 | 15A 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 |
| 43 | 15A Coil on plug (4.6L engine only), Coil tower (4.0L engine only) |
| 44 | 15A Injectors |
| 45B | Not used |
| 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 |
Fuses numbered 21 and 25 are responsible for the operation of the cigarette lighter.
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