
Lexus GS 350 2015 Fuse Box Info
Passenger compartment fuse box location:

The fuse boxes are located under the instrument panel on the driver’s side, and on the passenger’s side.
Engine compartment fuse box location:

Luggage compartment fuse box location:

Fuse Box Diagram | Layout
Passenger compartment fuse box (Driver’s side):
| Fuse/Relay N° and Name | Rating | Functions |
| 1. STOP | 7.5A | Stop lights, high mounted stoplight |
| 2. P/W-B | 5A | Power window master switch |
| 3. P/SEAT1 F/L | 30A | Power seats |
| 4. D/L NO.1 | 25A | Power door lock system |
| 5. NV-IR | 10A | Lexus night view |
| 6. FL S/HTR | 10A | Seat heaters/ventilators |
| 7. WIPER | 30A | Windshield wipers |
| 8. WIPER-IG | 5A | Windshield wipers |
| 9. LH-IG | 10A | Seat belts, body ECU, AFS, overhead module, raindrop sensor, inside rear view mirror, lane camera sensor (LKA), head-up display, shift lock system, intuitive parking assist, front left-hand door ECU, driver monitor system, Remote Touch screen, electric tilt and telescopic steering column, power seats, moon roof, intuitive parking assist switch, Blind Spot Monitor buzzer |
| 10. LH ECU-IG | 10A | VDIM, D-SW MODULE (Blind Spot Monitor, heated steering wheel), driver support system, AFS, EPB |
| 11. DOOR FL | 30A | Outside rear view mirror defoggers, power window (front left-hand) |
| 12. CAPACITOR (HV) | 10A | No circuit |
| 13. STRG LOCK | 15A | Steering lock |
| 14. D/L NO.2 | 25A | Power door lock system |
| 15. DOOR RL | 30A | Power window (rear left-hand) |
| 16. HAZ | 15A | Turn signal lights, emergency flashers |
| 17. LH-IG2 | 10A | Multiport fuel injection system/sequential multiport fuel injection system, stop lights, smart access system with push-button start, steering lock system |
| 18. LH J/B-B | 7.5A | Body ECU |
| 19. S/ROOF | 20A | Moon roof |
| 20. P/SEAT2 F/L | 25A | Power seats |
| 21. TI & TE | 20A | Electric tilt and telescopic steering column |
| 22. A/C | 7.5A | Air conditioning system |
Passenger compartment fuse box (Passenger’s side):
| Fuse/Relay N° and Name | Rating | Functions |
| 1. P/SEAT1 F/R | 30A | Power seats |
| 2. FR P/OUTLET | 15A | Power outlet (front) |
| 3. RR P/OUTLET | 15A | Power outlet (rear) |
| 4. P/SEAT2 F/R | 25A | Power seats |
| 5. AVS | 20A | AVS |
| 6. STRG HTR | 15A | Heated steering wheel |
| 7. WASH | 20A | Windshield washer |
| 8. RH ECU-IG | 10A | Navigation system, VGRS, pre-collision seat belts, air conditioning system, Lexus night view, Dynamic rear steering |
| 9. RH-IG | 10A | Tension reducer, seat heater/ventilator switches, AWD system, front right-hand door ECU, CAN gateway ECU, tire pressure warning system, power seats, driver monitor system |
| 10. DOOR FR | 30A | Front right-hand door control system (outside rear view mirror defoggers, power window) |
| 11. DOOR RR | 30A | Power window (rear right-hand) |
| 12. RAD NO.2 | 30A | Audio system |
| 13. AM2 | 7.5A | Smart access system with push-button start |
| 14. MULTIMEDIA | 10A | Navigation system, Remote Touch |
| 15. RAD NO.1 | 30A | Audio system |
| 16. AIR BAG | 10A | SRS airbag system, occupant classification system |
| 17. OBD | 7.5A | On-board diagnosis system |
| 18. ACC | 7.5A | Body ECU, DCM, head-up display, RR CTRL, Remote Touch screen, navigation system, clock, transmission |
Engine compartment fuse box (Fuse box A):
| Fuse/Relay N° and Name | Rating | Functions |
| 1. LH J/B-B | 40A | Left-hand junction block |
| 2. VGRS | 40A | VGRS |
| 3. RH J/B-B | 40A | Right-hand junction block |
| 4. P/I-B NO.2 | 80A | F/PMP, EFI MAIN, A/F HTR, EDU, IG2 MAIN |
| 5. ALT | 150A | RH J/B ALT, P/I ALT, LH J/B ALT, LUG J/B ALT |
| 6. P/I ALT | 100A | RR DEF, TAIL, FR FOG, DEICER, PANEL, RR S/SHADE |
| 7. RH J/B ALT | 80A | Right-hand junction block |
| 8. MPX-B | 10A | Smart access system with push-button start, CAN gateway ECU, electric tilt and telescopic steering column, power seats, headup display, front right-hand door ECU, gauges and meters, steering sensor, yaw rate and G sensor, overhead module, RR CTRL SW, clock, front left-hand door ECU, power trunk lid, body ECU |
| 9. DOME | 7.5A | Personal lights, ornament lights, trunk light, footwell lights, door courtesy lights, vanity lights, rear door inside handle illuminations, power trunk opener and closer |
| 10. EPS | 80A | EPS |
| 11. ARS | 80A | Dynamic rear steering |
| 12. HTR | 50A | Air conditioning system |
| 13. ABS NO.1 | 40A | VDIM |
| 14. LUG J/B ALT | 50A | Luggage compartment junction block |
| 15. PTC NO.1 | 50A | PTC heater |
| 16. PTC NO.2 | 50A | PTC heater |
| 17. ABS NO.2 | 50A | VDIM |
| 18. ST | 30A | Starting system |
| 19. H-LP LO | 30A | Headlights, H-LP RLY |
| 20. D/C CUT | 30A | DOME, MPX-B |
| 21. DCM | 7.5A | DCM |
| 22. ECU-B | 7.5A | VGRS, smart access system with push-button start |
| 23. ALT-S | 7.5A | Charging system |
| 24. ETCS | 10A | Multiport fuel injection system/sequential multiport fuel injection system |
| 25. HORN | 10A | Horn |
| 26. R/B-B | 20A | EPS-B, ODS, TV |
| 27. P/I-B NO.1 | 50A | Headlights, daytime running lights |
| 28. EPB | 30A | Parking brake |
| 29. LUG J/B-B | 40A | Luggage compartment junction block |
| 30. FAN NO.1 | 80A | Electric cooling fans |
| 31. LH J/B ALT | 60A | Left-hand junction block |
| 32. H-LP CLN | 30A | Headlight cleaner |
| 33. FAN NO.2 | 40A | Electric cooling fans |
| 34. A/C COMP | 7.5A | Air conditioning system |
| 35. FILTER | 10A | Condenser |
Engine compartment fuse box (Fuse box B):
| Fuse/Relay N° and Name | Rating | Functions |
| 1. IGN | 10A | Starting system |
| 2. INJ | 10A | Multiport fuel injection system/sequential multiport fuel injection system |
| 3. EFI NO.2 | 10A | Fuel system, exhaust system |
| 4. IG2 MAIN | 20A | IGN, GAUGE, INJ, AIR BAG, IG2 NO.1, LH-IG2 |
| 5. EFI MAIN | 25A | Multiport fuel injection system/sequential multiport fuel injection system, EFI NO.2 |
| 6. A/F | 15A | Air intake system |
| 7. EDU | 20A | Multiport fuel injection system/sequential multiport fuel injection system |
| 8. F/PMP | 25A | Multiport fuel injection system/sequential multiport fuel injection system |
| 9. SPARE | 30A | Spare fuse |
| 10. SPARE | 20A | Spare fuse |
| 11. SPARE | 10A | Spare fuse |
| 12. H-LP LH-LO | 20A | Left-hand headlight |
| 13. H-LP RH-LO | 20A | Right-hand headlight |
| 14. WASH-S | 5A | Driver support system |
| 15. WIP-S | 7.5A | Windshield wipers, power management system |
| 16. COMB SW | 5A | Windshield wipers |
| 17. TV | 7.5A | Remote Touch screen |
| 18. EPS-B | 5A | Electric power steering |
| 19. ODS | 5A | Occupant classification system |
| 20. IG2 NO.1 | 5A | Power management system, DCM, CAN gateway ECU |
| 21. GAUGE | 5A | Gauges and meters |
| 22. IG2 NO.2* | 5A | Multiport fuel injection system/sequential multiport fuel injection system |
* 8-speed models
Luggage compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions |
| 1. PSB | 30A | Pre-collision seat belts |
| 2. PTL | 25A | Power trunk opener and closer |
| 3. RR J/B-B | 10A | Smart access system with push-button start |
| 4. RR S/HTR | 20A | Seat heaters (rear) |
| 5. FR S/HTR | 10A | Seat heaters/ventilators (front) |
| 6. RR FOG | 10A | No circuit |
| 7. DC/DC-S (HV) | 7.5A | No circuit |
| 8. BATT FAN (HV) | 20A | No circuit |
| 9. SECURITY | 7.5A | SECURITY |
| 10. ECU-B NO.3 | 7.5A | Parking brake |
| 11. TRK OPN | 7.5A | Power trunk opener and closer |
| 12. DCM (HV) | 7.5A | No circuit |
| 13. AC INV (HV) | 20A | No circuit |
| 14. RR-IG1 | 5A | Radar sensor, Blind Spot Monitor |
| 15. RR ECU-IG | 10A | Power trunk opener and closer, parking brake, tension reducer (rear left-hand), RR CTRL SW, tire pressure warning system |
| 16. EPS-IG | 5A | Electric power steering system |
| 17. BACK UP | 7.5A | Back-up lights, Remote Touch screen |





