Lexus IS 250C 2015 Fuse Box Info
Passenger compartment fuse box location:
The fuse box A is located under the instrument panel on the driver’s side. The fuse box B is located under the instrument panel on the passenger’s side.
Engine compartment fuse box location:
Luggage compartment fuse box location:
Fuse Box Diagram | Layout
Passenger compartment fuse box A:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. FR P/SEAT LH | 30A | Power seat |
| 2. A/C | 7.5A | Air conditioning system |
| 3. MIR HTR | 15A | Outside rear view mirror defoggers |
| 4. TV NO.1 | 10A | Display |
| 5. FUEL OPN | 10A | Fuel filler door opener |
| 6. TV NO.2 | 7.5A | - |
| 7. TAIL | 10A | Tail lights, license plate lights, parking lights, side marker lights |
| 8. PANEL | 7.5A | Air conditioning system, display, clock, cigarette lighter, power steering, headlight cleaner, retractable hardtop, ECT, ETCS, seat heaters and ventilators, trunk opener, outside rear view mirrors, shift lever light, traction control, audio, instrument panel light control |
| 9. RR FOG | 7.5A | - |
| 10. ECU-IG LH | 10A | Cruise control, air conditioning system, power steering, rain sensor, antiglare inside rear view mirror, shift lock system, tire inflation pressure warning system, vehicle stability control |
| 11. FR S/HTR LH | 15A | Seat heaters and ventilators, air conditioning system |
| 12. FR DOOR LH | 20A | Power windows, outside rear view mirrors |
| 13. SECURITY | 7.5A | Smart access system with push-button start |
| 14. H-LP LVL | 7.5A | Automatic head light leveling system |
| 15. LH-IG | 10A | Charging system, headlight cleaner, rear window defogger, electric cooling fans, emergency flashers, turn signal lights, back-up lights, stop lights, mirror heaters, seat belt pretensioner, intuitive parking assist, cruise control, PTC heater, exhaust system, smart access system with push-button start |
| 16. FR WIP | 30A | Windshield wipers |
Passenger compartment fuse box B:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. FR P/SEAT RH | 30A | Power seat |
| 2. DOOR DL | 15A | - |
| 3. OBD | 7.5A | On-board diagnosis system |
| 4. STOP SW | 7.5A | Stop lights, multiport fuel injection system/sequential multiport fuel injection system, VDIM, shift lock system |
| 5. TI & TE | 20A | Electric tilt and telescopic steering column |
| 6. RAD NO.3 | 10A | Audio |
| 7. GAUGE | 7.5A | Meter |
| 8. IGN | 10A | SRS airbag system, steering lock system, multiport fuel injection system/ sequential multiport fuel injection system, stop lights, smart access system with push-button start, occupant detection system |
| 9. ACC | 7.5A | Audio, clock, air conditioning system, navigation system, outside rear view mirrors, smart access system with push-button start, glove box light, console box light |
| 10. CIG | 15A | Cigarette lighter |
| 11. PWR OUTLET | 15A | Power outlet |
| 12. FR DOOR RH | 20A | Power windows, outside rear view mirrors |
| 13. AM2 | 7.5A | Starting system |
| 14. RH-IG | 7.5A | Seat belt pretensioner, intuitive parking assist, automatic transmission, seat heater and ventilator |
| 15. FR S/HTR RH | 15A | Seat heaters and ventilators, air conditioning system |
| 16. ECU-IG RH | 10A | Power seats, headlights, front fog lights, parking lights, license plate lights, front side marker lights, windshield washer, outside rear view mirrors, VDIM, air conditioning system, pre-collision seat belt, electric tilt and telescopic steering, power windows, navigation system, vehicle stability control, retractable hardtop, clock |
Engine compartment fuse box A:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. TURN-HAZ | 15A | Emergency flashers, turn signals |
| 2. IG2 MAIN | 20A | IG2, IGN, GAUGE |
| 3. RAD NO.2 | 30A | Audio |
| 4. D/C CUT | 20A | DOME, MPX-B |
| 5. RAD NO.1 | 30A | Audio |
| 6. MPX-B | 10A | Headlights, front fog lights, parking lights, license plate lights, windshield washer, power windows, power seats, electric tilt and telescopic steering column, meter, smart access system with push-button start, outside rear view mirrors, air conditioning system, retractable hardtop, clock |
| 7. DOME | 10A | Interior lights, meter, outer foot lights |
| 8. CDS | 10A | Power source |
| 9. E/G-B | 60A | FR CTRL-B, ETCS, ALT-S, A/F, TEL, STR LOCK |
| 10. ABS1 | 50A | VDIM |
| 11. RH J/B-B | 30A | FR DOOR RH, AM2 |
| 12. MAIN | 30A | H-LP R LWR, H-LP L LWR |
| 13. STARTER | 30A | Smart access system with push-button start |
| 14. LH J/B-B | 30A | FR DOOR LH, SECURITY |
| 15. P/I-B | 60A | INJ, F/PMP, EFI |
| 16. EPS | 80A | Power steering |
| 17. ALT | 150A | LH J/B-AM, E/G-AM, GLW PLG2, HEATER, FAN1, FAN2, ABS2, RH J/B-AM, GLW PLG1, RR R/B-AM |
| 18. RR R/B-AM | 80A | DEFOG, PSB, ROOF RH, ROOF LH, LGG RH, LGG LH, LGG LCK RH, LGG LCK LH, P-TRAY MAIN, P-TRAY SIDE |
| 19. GLW PLG1 | 50A | PTC heater |
| 20. RH J/B-AM | 80A | OBD, STOP SW, TI&TE, FR P/SEAT RH, RAD NO.3, ECU-IG RH, RH-IG, FR S/HTR RH, ACC, CIG, PWR OUTLET, DOOR DL |
| 21. ABS2 | 30A | VDIM |
| 22. FAN2 | 40A | Electric cooling fans |
| 23. FAN1 | 40A | Electric cooling fans |
| 24. HEATER | 50A | Air conditioning system |
| 25. GLW PLG2 | 50A | PTC heater |
| 26. E/G-AM | 60A | H-LP CLN, FR CTRL-AM, DEICER, A/C COMP |
| 27. LH J/B-AM | 80A | FR P/SEAT LH, TV NO.1, A/C, FUEL OPN, FR WIP, LH-IG, ECU-IG LH, PANEL, TAIL, MIR HTR, FR S/HTR LH, TV NO. 2, RR FOG |
Engine compartment fuse box B:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. SPARE | 30A | Spare fuse |
| 2. SPARE | 25A | Spare fuse |
| 3. SPARE | 10A | Spare fuse |
| 4. FR CTRL-B | 25A | Headlight high beam, HORN |
| 5. A/F | 15A | Exhaust system |
| 6. ETCS | 10A | Multiport fuel injection system/sequential multiport fuel injection system |
| 7. ALT-S | 7.5A | Charging system |
| 8. TEL | 10A | Lexus Enform |
| 9. STR LOCK | 25A | Steering lock system |
| 10. H-LP CLN | 30A | Headlight cleaner |
| 11. A/C COMP | 7.5A | Air conditioning system |
| 12. DEICER | 25A | Windshield wiper de-icer |
| 13. FR CTRL-AM | 30A | WASHER, FR TAIL, FR FOG |
| 14. IG2 | 10A | Ignition system, multiport fuel injection system/sequential multiport fuel injection system |
| 15. EFI NO.2 | 10A | Fuel system, exhaust system |
| 16. H-LP R LWR | 15A | Headlight low beam (right) |
| 17. H-LP L LWR | 15A | Headlight low beam (left) |
| 18. F/PMP | 25A | Fuel system |
| 19. EFI | 25A | Multiport fuel injection system/sequential multiport fuel injection system, EFI NO. 2 |
| 20. INJ | 20A | Multiport fuel injection system/sequential multiport fuel injection system |
| 21. H-LP UPR | 15A | Headlight high beams |
| 22. HORN | 10A | Horns |
| 23. WASHER | 20A | Windshield washer |
| 24. FR TAIL | 10A | Parking lights, front side marker lights |
| 25. FR FOG | 15A | Front fog lights |
Luggage compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. DEFOG | 30A | Rear window defogger |
| 2. ROOF RH | 30A | Retractable hardtop |
| 3. ROOF LH | 30A | Retractable hardtop |
| 4. LGG RH | 30A | Retractable hardtop |
| 5. LGG LH | 30A | Retractable hardtop |
| 6. LGG LCK RH | 30A | Retractable hardtop |
| 7. LGG LCK LH | 30A | Retractable hardtop |
| 8. P-TRAY MAIN | 30A | Retractable hardtop |
| 9. P-TRAY SIDE | 7.5A | Retractable hardtop |
| 10. PSB | 30A | Pre-collision seat belt |
