
Toyota 4Runner 1999 Fuse Box Info
Passenger compartment fuse box location:

The fuse box is located under the instrument panel on the driver side of the vehicle.
Engine compartment fuse box location:

Fuse Box Diagram | Layout
Passenger compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions | 
| 20. ECU−IG | 10A | Cruise control system, anti−lock brake system, electronically controlled automatic transmission system, power antenna, power window, electric moon roof, power back window, back window defogger, back window wiper | 
| 21. TURN | 10A | Turn signals lights, emergency flashers | 
| 22. WIPER | 20A | Windshield wipers and washer, power door lock control system, back window defogger, horns, theft deterrent system | 
| 23. 4WD | 20A | A.D.D. control system, four−wheel drive control system, rear differential lock system | 
| 24. ACC | 15A | Car audio system, power antenna, clock, power rear view mirror control, cigarette lighter, SRS airbag system, seat belt pretensioners, electronically controlled automatic transmission system, power outlets, theft deterrent system | 
| 25. GAUGE | 10A | Gauges and meters, back window defogger, daytime running light system, air conditioning system, cruise control system, rear differential lock system, electronically controlled automatic transmission, back−up lights | 
| 26. IGN | 10A | SRS airbag system, seat belt pretensioners, multiport fuel injection system/sequential multiport fuel injection system, discharge warning ligh | 
| 27. ECU−B | 7.5A | Gauges and meters, SRS airbag system, seat belt pretensioners | 
| 28. HORN,HAZ | 15A | Horns, emergency flashers | 
| 29. STA | 7.5A | Starting system | 
| 30. STOP | 10A | Stop lights, high−mounted stoplight | 
| 35. POWER | 30A | Power window, power back window, electric moon roof, power seat, back door lock | 
Engine compartment fuse box:
| Fuse/Relay N° and Name | Rating | Functions | 
| 1. ALT−S | 7.5A | Charging system | 
| 2. PWR OUTLET | 15A | Power outlets | 
| 3. RR HTR | 10A | Rear air conditioning system | 
| 4. MPX−B | 15A | Power back window, back door lock, back window wiper, open door warning (back door), power door lock control system, back window defogger, horns, theft deterrent system | 
| 5. DOME | 15A | Interior lights, personal lights, luggage compartment light, clock, car audio system, gauges and meters, ignition switch light, vanity mirror light, daytime running light | 
| 6. OBD | 7.5A | On−board diagnosis system | 
| 7. EFI | 20A | Multiport fuel injection system/sequential multiport fuel injection system | 
| 8. HEAD(RH) | 10A | Right−hand headlight, gauges and meters | 
| 9. HEAD(LH) | 10A | Left−hand headlight | 
| 10. TAIL | 10A | Tail lights, license plate lights, instrument panel lights | 
| 11. A.C | 10A | Air conditioning system | 
| 12. MIR HTR | 10A | Outside rear view mirror heaters | 
| 13. DEFOG | 15A | Back window defogger | 
| 14. FOG | 15A | Front fog lights | 
| 15. DRL | 7.5A | Daytime running light system | 
| 16. HEAD (HI RH) | 10A | Right−hand headlight (high beam), gauges and meters | 
| 17. HEAD (HI LH) | 10A | Left−hand headlight (high beam) | 
| 18. HEAD (LO RH) | 10A | Right−hand headlight (low beam) | 
| 19. HEAD (LO LH) | 10A | Left−hand headlight (low beam) | 
| 31. HEATER | 50A | Air conditioning system, all components in "A.C" fuse | 
| 32. AM1 | 40A | Starting system, all components in "ACC", "GAUGE", "TURN", "ECU−IG", "WIPER", "4WD" fuses | 
| 33. J/B | 50A | All components in "POWER", "HORN,HAZ", "STOP", "ECU−B" fuses | 
| 34. AM2 | 30A | Starting system, multiport fuel injection system/sequential multiport fuel injection system, all components in "STA", "IGN" fuses | 
| 36. ABS | 60A | Anti−lock brake system | 
| 37. ALT | 120A | Charging system, all components in "AM1", "HEATER", "TAIL", "RR HTR", "ALT−S", "DEFOG", "MIR HTR" and "ACC" fuses | 





