Understanding the fuse box locations and layouts in your 2002 Ford Explorer is crucial for diagnosing and resolving electrical issues. Whether you’re facing a faulty OBD2 port or another electrical malfunction, knowing where to find the relevant fuses and relays can save you time and money. This guide will walk you through the fuse box locations in your 2002 Ford Explorer, with a special focus on the OBD2 fuse location, ensuring you can quickly identify and address any problems.
Locating the OBD2 Port and Related Fuses in Your 2002 Ford Explorer
The OBD2 (On-Board Diagnostics II) port in your 2002 Ford Explorer is typically located beneath the dashboard on the driver’s side. This port is essential for connecting diagnostic scanners to read vehicle data and troubleshoot issues. A common problem can be a non-functional OBD2 port, often caused by a blown fuse.
For the 2002 Ford Explorer, the fuse related to the OBD2 port is found within the passenger compartment fuse panel. This fuse is often shared with the cigar lighter. Let’s explore the passenger compartment fuse panel in detail and pinpoint the exact 2002 Ford Explorer Obd2 Fuse Location.
Passenger Compartment Fuse Panel
The passenger compartment fuse panel in the 2002 Ford Explorer is situated beneath the right side of the instrument panel. Accessing this fuse box is straightforward and allows you to check fuses for various interior functions, including the OBD2 port.
Here is a diagram and fuse listing for the passenger compartment fuse panel:
2002 Ford Explorer passenger compartment fuse panel diagram
Alt text: Diagram showing the passenger compartment fuse panel layout for a 2002 Ford Explorer, highlighting fuse locations and component names.
2002 Ford Explorer passenger compartment fuse panel detail
Alt text: Detailed view of the 2002 Ford Explorer passenger compartment fuse panel, emphasizing fuse types and amperage ratings for each slot.
| Type | No. | Description |
|---|---|---|
| Fuse MINI 30A | 1 | Memory seat module |
| Fuse MINI 20A | 2 | Heated seats, Moonroof |
| Fuse MINI 20A | 3 | Radio, Amplifier, Power antenna DVD |
| Fuse MINI 5A | 4 | Front wiper module |
| Fuse MINI 15A | 5 | Flasher relay (Turn, hazards) |
| Fuse MINI 10A | 6 | Right horn |
| Fuse MINI 15A | 7 | Heated mirrors |
| Fuse MINI | 8 | Not used (spare) |
| Fuse MINI | 9 | Not used (spare) |
| Fuse MINI 10A | 10 | Heated backlight relay coil, Heated seat module, Temp blend actuator, A/C clutch contact |
| Fuse MINI | 11 | Not used (spare) |
| Fuse MINI 5A | 12 | Foglamp switch, 4×4 module |
| Fuse MINI 5A | 13 | Overdrive cancel switch, Flex fuel sender |
| Fuse MINI 5A | 14 | PATS module |
| Fuse MINI 5A | 15 | Rear wiper module, Cluster, TPMS |
| Fuse MINI 5A | 16 | Power mirror, Manual climate control, TPMS |
| Fuse MINI 15A | 17 | Delayed acc. coil, Battery saver, Interior lamps (front and rear), Glove compartment lamp |
| Fuse MINI 10A | 18 | Left horn |
| Fuse MINI 10A | 19 | RCM, PAD indicator |
| Fuse MINI 5A | 20 | PATS, Driver seat switch, Memory switch, Driver seat module, BSM, Sunload sensor |
| Fuse MINI 5A | 21 | Instrument cluster, Compass, Flasher coil |
| Fuse MINI 10A | 22 | ABS, IVD Controller |
| Fuse MINI 15A | 23 | Brake pedal position switch, Driver brake applied relay, Redundant cruise deactivate switch |
| Fuse MINI 15A | 24 | Cigar lighter, OBD II |
| Fuse MINI 5A | 25 | Mode-Temperature actuator for auxiliary climate control, Trailer tow battery charge coil |
| Fuse MINI 7.5A | 26 | Park aid, Brake shift interlock, Approach lamp relay coil, IVD switch |
| Fuse MINI 7.5A | 27 | Electrochromatic mirror, Digital transmission range sensor backup lamps |
| Fuse MINI 5A | 28 | Radio (Start)/DVD (Start) |
| Fuse MINI 10A | 29 | Digital transmission range sensor, PWR feed to fuse #28 (Start feed) |
| Fuse MINI 5A | 30 | Daytime Running Lamps (DRL), Remote solenoid, DEATC climate controller |
Fuse #24, a 15A Mini fuse, is the 2002 ford explorer obd2 fuse location within this panel. It is labeled as “Cigar lighter, OBD II”. If your OBD2 scanner is not powering up when connected to your Ford Explorer, checking and potentially replacing this fuse should be your first step.
Power Distribution Box (Engine Compartment)
Located under the hood, the power distribution box houses fuses and relays for high-power systems throughout your 2002 Ford Explorer. This box is critical for engine management, braking systems, and other essential vehicle functions.
2002 Ford Explorer power distribution box diagram
Alt text: Fuse box diagram illustrating the power distribution box location in the engine compartment of a 2002 Ford Explorer, detailing high-amperage fuses and relays.
| Type | No. | Description |
|---|---|---|
| Fuse FLF/PAL 293 60A | 1 | PJB |
| Fuse FMX/JCase 30A | 2 | BSM |
| Fuse FMX/JCase 20A | 3 | GCC pusher fan (export only) |
| Fuse FMX/JCase 30A | 4 | Rear defrost |
| Fuse FMX/JCase 40A | 5 | Anti-lock Brake System (ABS) pump |
| Fuse FMX/JCase 60A | 6 | Delayed accessory circuit breaker |
| Fuse FMX/JCase 20A | 7 | Power point #2 |
| Fuse FMX/JCase 20A | 9 | Power point #1 |
| Fuse FMX/JCase 30A | 10 | ABS module (valves) |
| Fuse FMX/JCase 40A | 11 | PTEC |
| Fuse FMX/JCase 50A | 12 | Ignition relay/Starter relay |
| Fuse FMX/JCase 40A | 13 | Trailer tow battery, Trailer tow turn signals |
| Fuse MINI 10A | 14 | Daytime Running Lamps (DRL) [Canada]/Foglam [export only] |
| Fuse MINI 15A | 15 | Memory (KAPWR) |
| Fuse MINI 15A | 16 | Headlamp switch |
| Fuse MINI 20A | 17 | 4×4 (v-batt 2) |
| Fuse MINI 20A | 18 | 4×4 (v-batt 1) |
| Fuse FMX/JCase 20A | 19 | High beam relay |
| Fuse FMX/JCase 30A | 20 | Electric brake |
| Fuse FMX/JCase 30A | 21 | Front wiper motor |
| Fuse FMX/JCase 20A | 22 | Autolamp, Low beam |
| Fuse FMX/JCase 30A | 23 | Ignition switch |
| Fuse MINI 20A | 24 | Rear fog lamps [Export only] |
| Fuse MINI 15A | 26 | Fuel pump |
| Fuse MINI 20A | 27 | Trailer tow lamps |
| Fuse MINI 20A | 28 | Horn relay |
| Fuse FLF/PAL 293 60A | 29 | PJB |
| Fuse FMX/JCase 20A | 30 | Rear wiper motor |
| Fuse FMX/JCase 33 | 30A | Auxiliary blower motor |
| Fuse FMX/JCase 34 | 30A | Power seats, Adjustable pedals |
| Fuse FMX/JCase 35 | 20A | Rear power point |
| Fuse FMX/JCase 36 | 40A | Blower motor |
| Fuse MINI 37 | 15A | A/C clutch relay/Transmissior |
| Fuse MINI 38 | 15A | Coil on plug |
| Fuse MINI 39 | 15A | Injectors/Fuel pump relay |
| Fuse MINI 40 | 15A | PTEC power |
| Fuse MINI 41 | 15A | HEGO, VMV, CMS, PTEC |
| Fuse MINI 42 | 10A | Right low beam |
| Fuse MINI 43 | 10A | Left low beam |
| Fuse MINI 44 | 15A | Front foglamps |
| Fuse MINI 45 | 5A | Brake pressure switch |
| Fuse MINI 46 | 20A | High beams |
| Relay | 47 | Horn relay |
| Relay | 48 | Fuel pump relay |
| Relay | 49 | High beam relay |
| Relay | 50 | Fog lamp relay |
| Relay | 51 | Police IVD relay |
| Relay | 52 | A/C clutch relay |
| Relay | 53 | Trailer tow right turn |
| Relay | 54 | Trailer tow left turn |
| Relay | 55 | Blower motor relay |
| Relay | 56 | Starter relay |
| Relay | 57 | PTEC relay |
| Relay | 58 | Ignition relay |
| Relay | 59 | Driver brake applied or DRL [Canada only] |
| Diode MINI | 60 | PCM diode |
| Diode MINI | 61 | A/C clutch diode |
| Circuit breaker MAXI | 62 | Delayed accessory |
Rear Relay Box
The rear relay box in the 2002 Ford Explorer is designed to manage circuits for trailer towing and approach lamps, adding another layer of electrical management to the vehicle.
2002 Ford Explorer rear relay box diagram
Alt text: Diagram of the rear relay box in a 2002 Ford Explorer, indicating relay positions for trailer towing and lighting functions.
| Type | Description |
|---|---|
| Relay | Relay 15 Trailer tow backup lamps |
| Relay | Relay 19 Trailer tow park lamps |
| Relay | Relay 20 Trailer tow battery charge |
| Relay | Relay 22 Approach lamps |
Auxiliary Relay Box (Canadian Vehicles with AdvanceTrac)
For Canadian models of the 2002 Ford Explorer equipped with AdvanceTrac, an auxiliary relay box is present. This box handles specific relays related to the AdvanceTrac system.
2002 Ford Explorer auxiliary relay box diagram
Alt text: Auxiliary relay box diagram for Canadian 2002 Ford Explorers with AdvanceTrac, showing relays specific to the AdvanceTrac system.
| Type | Description |
|---|---|
| Relay | Relay 64 Police vehicles equipped with AdvanceTracy |
| Relay | Relay 65 Open |
| Relay | Relay 66 Open |
Conclusion
Knowing the 2002 ford explorer obd2 fuse location, specifically Fuse #24 (15A) in the passenger compartment fuse panel, is essential for diagnosing OBD2 port issues. However, understanding all fuse box locations and their diagrams in your 2002 Ford Explorer provides a comprehensive resource for tackling a wide range of electrical problems. Always refer to your vehicle’s owner manual for the most accurate and up-to-date information, and remember to replace fuses with the correct amperage rating to maintain the safety and functionality of your vehicle’s electrical system.
