The Kia Sorento is a mid-size crossover SUV produced by South Korean manufacturer Kia Motors. Unveiled at the Chicago Auto Show in early 2002, it slotted into the lineup between the compact Sportage and full-size Mohave. This article provides a comprehensive overview of the fuse box diagrams and relay layouts for the first-generation Kia Sorento (BL chassis code) covering model years 2002 through 2009.
Below are the component locations, relay layouts, and power distribution box diagrams. Fuses for the Cigarette Lighter and Fuel Pump are highlighted in bold text.
Engine Compartment
Component location.
Primary Fuse Box
Overview.
| Diagram | ||
|---|---|---|
Gasoline engine
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Diesel engine
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| Label | Protected Circuit / Function | Rating (A) |
| FUEL | Fuel pump | 15 |
| HORN | Horn relay | 15 |
| HEAD (HI) | High-beam headlights, instrument cluster | 15 |
| HEAD (LO) | Low-beam headlights | 15 |
| H / LP WASH | Headlight washer system | 20 |
| H / BURN | Fuel heater | 20 |
| ECU | Engine Control Module (ECM), Transmission Control Module (TCM), electric cooling fan control | 10 |
| 02 (DN) | Downstream oxygen (O₂) sensor | 15 |
| 02 (UP) | Upstream oxygen (O₂) sensor | 15 |
| P / TRN | Powertrain main relay, alternator | 10 |
| P / W (LH) | Left power windows | 25 |
| P / W (RH) | Right power windows | 25 |
| DEF | Rear window defogger relay | 25 |
| MAIN | Main fusible link, alternator | 120 |
| IGN1 | Ignition switch 1 | 40 |
| IGN2 | Starter relay, ignition switch 2 | 30 |
| ABS | ABS control module | 40 |
| F / BLW | Front blower motor relay | 30 |
| F / FOG | Front fog lamp relay | 15 |
| EXT | Daytime running lights (DRL), license plate lights, parking lights, turn signals | 15 |
| Label | Protected Circuit / Relay Function | |
| INJECTOR | Fuel injectors, Engine Control Module (ECM), EGR solenoid valve (if equipped), heater relay | 15 |
| BTN1 | Power feed to ROOM (10A), TCCS (20A), and STOP (15A) fuses; auxiliary power socket | 40 |
| BTN2 | Rear fog light, power driver’s seat, heated front seats | 20 |
| BTN3 | Power feed to W/SHD (15A), D/LOCK HAZARD (15A), S/ROOF (20A), OBD-II (10A), and power seat fuses | 40 |
| CD / FAN (C / FAN2) |
A/C compressor relay, high-speed cooling fan relay | 30 |
| MEMORY | ETACS, instrument cluster, automatic transmission control unit, A/C control module, multi-information display | 10 |
| AUDIO | Audio system, memory backup circuit (10A), rear window wiper control module | 20 |
| (EXT) | Fog light relay, license plate lights, backup lights, parking lights | 15 |
| ILLUMI | Instrument panel illumination, DRL module, ignition switch lighting, cigarette lighter, hazard switch, clock, instrument cluster, multi-information display, power window switches, rear heater switch, rear wiper/washer switch, audio system | 10 |
Auxiliary Fuse Box (Diesel)
Equipped on Kia Sorento (BL) models with a diesel engine.
Contains engine management circuits: GLOW (glow plugs) and W/HTR (auxiliary fuel heater).
Auxiliary Fuse Box (Gasoline)
Component location.
Legend:
- R1 – High-speed cooling fan relay;
- R2 – Unused;
- R3 – Unused;
- R4 – Unused;
- R5 – Low-speed cooling fan relay;
- 1 – Unused or high-speed cooling fan relay (60A);
- 2 – ABS/ESP control module (20A);
- 3 – Unused;
- 4 – High-speed cooling fan relay (60A) or trailer connector (30A);
- 5 – Low-speed cooling fan relay (30A).
Passenger Compartment
Located behind the access cover on the driver’s side of the dashboard.
Overview of the interior fuse box (Kia Sorento BL).
| Diagram | ||
|---|---|---|
Type 1
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Type 2
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| Label | Protected Circuit / Description | Rating (A) |
| W / SHD | Windshield de-icer / front heater relay | 15 |
| S / ROOF | Sunroof | 20 |
| START | Starter relay, transfer case range switch | 10 |
| HAZARD | Hazard warning lights | 15 |
| P / SCK (CTR) | Center console power outlet | 15 |
| CIGAR (FRT) | Front cigarette lighter | 15 |
| DRJOBD -II | OBD-II diagnostic connector, daytime running lights (DRL) | 10 |
| WIPER FRT | Front windshield wipers, windshield de-icer relay, fuel filter heater relay, sunroof module | 20 |
| P / SCK FRT.RR | Front and rear auxiliary power outlets | 30 |
| WIPER (RR) | Rear window wiper motor, wiper/washer switch | 10 |
| ACC | Accessory power relay (cigarette lighter / power outlet relay) | 10 |
| RELAY COIL | Relay coils (rear window defogger, cooling fan, A/C compressor, headlights) | 10 |
| TCCS | Transfer Case Control System (TCCS) module | 20 |
| FOG (RR) | Rear fog lights (if equipped) | 15 |
| O / S MIRROR | Power exterior mirrors, power folding mirror control module | 10 |
| ROOM LAMP | Interior lighting (dome light, cargo area lamp, courtesy door lamps, vanity mirror lamps) | 10 |
| S / WARMER | Heated front seats | 20 |
| PREMIUM AUDIO | Premium audio amplifier / system | 30 |
| STOP LAMP | Brake light switch / stop lamps | 20 |
| TURN LAMP | Turn signals, rear lighting module | 10 |
| A / BAG | Supplemental Restraint System (SRS) airbag control unit | 10 |
| METER | Instrument cluster, backup lights, A/C control module, Air Quality System (AQS) sensor, transmission range switch (A/T), ECAT control unit (A/T) | 10 |
| TRAILER | Trailer wiring harness / tow package | 15 |
| ENGINE | Engine Control Module (ECM), vehicle speed sensor, transfer case control unit | 10 |
Additional relay modules are located under the right side of the dashboard (passenger side):
Legend:
- R1 – Turn signal and hazard flasher relay;
- R2 – Keyless entry module;
- R3 – Fuel filter heater relay or mirror defogger relay;
- R4 – Backup light relay