Lexus HS250h (2012) – fuse box diagram
Year of production: 2012
Engine compartment
engine compartment
| Fuse | Ampere rating [A] | Circuit protected | |
| 1 | HTR | 50 | Air conditioning system |
| 2 | RDI | 40 | Electric cooling fans |
| 3 | OIL PMP | 10 | Hybrid system, transmission |
| 4 | S-HORN | 10 | No circuit |
| 5 | ABS MAIN NO.2 | 7,5 | Electronically controlled brake system |
| 6 | H-LP CLN | 30 | Headlight cleaner |
| 7 | P-CON MTR | 30 | P position control system, hybrid system, smart access system with pushbutton start |
| 8 | AMP NO.1 | 30 | Audio system, back door opener |
| 9 | IGCT | 30 | PCU, IGCT NO.2, IGCT NO.3, hybrid system |
| 10 | P CON MAIN | 7,5 | P position control system, hybrid system, smart access system with pushbutton start |
| 11 | AM2 | 7,5 | Smart access system with push-button start, hybrid system, multiport fuel injection system/sequential multiport fuel injection system, P position control system, cruise control system, dynamic radar cruise control system |
| 12 | ECU-B2 | 7,5 | Smart access system with push-button start, multiport fuel injection system/sequential multiport fuel injection system, trunk opener switch |
| 13 | MAYDAY | 10 | Lexus link system |
| 14 | ECU-B3 | 10 | Air conditioning system, rear window defogger, mirror heater |
| 15 | TURN & HAZ | 10 | Turn signal lights, emergency flashers |
| 16 | ETCS | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
| 17 | ABS MAIN NO.1 | 20 | Electronically controlled brake system |
| 18 | P/I 2 | 40 | P position control system, hybrid system, transmission, smart access system with push-button start, horn, headlights (low beam), back-up lights |
| 19 | ABS MTR 1 | 30 | Electronically controlled brake system |
| 20 | ABS MTR 2 | 30 | Electronically controlled brake system |
| 21 | H-LP HI MAIN | 20 | Headlights (high beam) |
| 22 | AMP NO.2 | 30 | Audio system, navigation system |
| 23 | DOOR NO.2 | 25 | No circuit |
| 24 | P/I 1 | 60 | IG2, EFI MAIN, BATT FAN |
| 25 | EPS | 60 | Electric power steering system |
| 26 | PCU | 10 | Hybrid system |
| 27 | IGCT NO.2 | 10 | Smart access system with push-button start, hybrid system, P position control system, multiport fuel injection system/sequential multiport fuel injection system |
| 28 | MIR HTR | 10 | Rear window defogger, mirror heater |
| 29 | RAD NO.1 | 15 | Audio system, navigation system |
| 30 | DOME | 10 | Interior lights, antiglare inside rear view mirror, audio system, navigation system, garage door opener |
| 31 | ECU-B | 7,5 | Smart access system with push-button start, air conditioning system, gauges and meters, outside rear view mirror, clock, seats position memory, electric tilt & telescopic steering wheel |
| 32 | H-LP LH HI | 10 | Left-hand headlight (high beam) |
| 33 | H-LP RH HI | 10 | Right-hand headlight (high beam) |
| 34 | EFI NO. 2 | 10 | Multiport fuel injection system/sequential multiport fuel injection system |
| 35 | IGCT NO.3 | 10 | Hybrid system |
| 36 | SPARE | 30 | Spare fuse |
| 37 | SPARE | 10 | Spare fuse |
| 38 | SPARE | 7,5 | Spare fuse |
| 39 | EFI MAIN | 20 | EFI NO.2, fuel system |
| 40 | BATT FAN | 10 | Battery cooling fan |
| 41 | IG2 | 20 | Hybrid system, multiport fuel injection system/sequential multiport fuel injection system, MET, IGN |
Driver’s side instrument panel
| Fuse | Ampere rating [A] | Circuit protected | |
| 1 | TAIL | 10 | Parking lights, tail lights, license plate lights, side maker lights, front fog lights |
| 2 | PANEL | 10 | Navigation system, audio system, air conditioning system, emergency flashers switch, wiper de-icer switch, seat heater switch, P position switch, headlight cleaner switch, front passenger’s seatbelt reminder light, power window switch, VSC-OFF switch, HUD switch, AFS-OFF switch, POWER ·ECO· EV mode switch, view select switch, trunk opener switch, fuel lid opener switch, glove box light, rear sun shade switch, remote touch, rear view mirror switch |
| 3 | IGN | 10 | Electronically controlled brake system, multiport fuel injection system/sequential multiport fuel injection system, Lexus link system, smart access system with push-button start, stop lights |
| 4 | MET | 7,5 | Meters |
| 5 | WIP | 30 | Windshield wipers |
| 6 | WASHER | 15 | Windshield washer |
| 7 | A/C | 10 | Air conditioning system |
| 8 | GAUGE | 10 | AFS, turn signal lights, emergency flasher lights |
| 9 | AFS | 10 | Adaptive front-lighting system |
| 10 | ECU-IG NO.2 | 10 | Pre-collision system, LKA, dynamic radar cruise control, air conditioning system, outside rear view mirror, HUD, navigation system, tire inflation pressure warning system |
| 11 | ECU-IG NO.1 | 10 | Rear view mirror, electronically controlled brake system, electric power steering system, moon roof, rain-sensing windshield wiper, emergency flashers switch, air conditioning system, electric head restraints, driver monitor, steering switch, seat heaters/ventilators, electric tilt & telescopic steering wheel, rear sun shead. AFS |
| 12 | S/ROOF | 30 | Electric moon roof |
| 13 | DOOR RL | 25 | Rear power window (left-side) |
| 14 | DOOR RR | 25 | Rear power window (right-side) |
| 15 | SHADE RR | 10 | Rear sun shade |
| 16 | D FR DOOR | 25 | Driver’s side power window, outside rear view mirror |
| 17 | P FR DOOR | 25 | Passenger’s side power window, outside rear view mirror |
| 18 | TI & TE | 30 | Electric tilt & telescopic steering wheel |
| 19 | STOP | 10 | Stop lights, electronically controlled brake system |
| 20 | A/C NO.2 | 10 | No circuit |
| 21 | RR FOG | 7,5 | No circuit |
| 22 | FUEL OPN | 7,5 | Trunk opener switch, fuel filler door opener switch |
| 23 | OBD | 7,5 | On-board diagnosis |
| 24 | PWR SEAT FL | 30 | Driver’s side power seat |
| 25 | FR FOG | 15 | Front fog lights |
| 26 | PWR SEAT FR | 30 | Passenger’s side power seat |
| 27 | PSB | 30 | Pre-collision seat belts system |
| 28 | WELCAB | 30 | No circuit |
| 29 | DOOR NO.1 | 25 | Power door lock system |
| 30 | SEAT HTR FL | 10 | Driver’s side seat heater |
| 31 | SEAT HTR FR | 10 | Passenger’s side seat heater |
| 32 | RAD NO.2 | 7,5 | Navigation system, audio system, air conditioning system, HUD, remote touch |
| 33 | PWR OUTLET | 15 | Power outlet |
| 34 | ECU-ACC | 10 | Rear view mirror, air conditioning system, audio system, navigation system |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
