The first-generation Toyota iQ / Scion iQ (KGJ10/NGJ10/NUJ10) was made from 2008 to 2015. Here, you can find fuse box diagrams for Toyota iQ models from 2008 to 2015. You’ll also get details on where the fuse panels are located inside the car and learn about the function of each fuse and relay.
Table of Contents
Cigar lighter (power outlet) fuse in the Toyota iQ (Scion iQ) is the fuse #17 “CIG” in the Instrument panel fuse box.
Fuse Box Location
Passenger compartment : The fuse box is located under the instrument panel on the driver’s side (on the passenger side in RHD), under the cover.
Engine Compartment
| Fuse Number | Name | Fuse Amp | Circuit |
|---|---|---|---|
| 1 | – | – | – |
| 2 | – | – | – |
| 3 | DEFOGGER | 30 | Gasoline: Rear window defogger |
| 3 | DEFOGGER NO.1 | 30 | Diesel: Rear window defogger |
| 4 | – | – | – |
| 5 | WIP-S | 7.5 | Gasoline: Power management ECU |
| 5 | DEFOGGER NO.2 | 7.5 | Diesel: Power Source Control ECU |
| 6 | MIR HTR | 7.5 | Outside rear view mirror defoggers |
| 7 | DOME | 15 | Interior light, audio system |
| 8 | ECU-B NO.1 | 7.5 | Main body ECU, power door lock system, smart entry 8t start system |
| 9 | H-LP LO | 20 | Toyota: with Daytime Running Light or Automatic Light Control: Headlight (low beam) |
| 9 | H-LP LH | 10 | Toyota: without Daytime Running Light or Automatic Light Control: Headlight (low beam)Left-hand headlight |
| 9 | H-LP MAIN | 20 | Scion (with Daytime Running Light): “H-LP RH LO”, “H-LP LH LO” fuses |
| 10 | AM2 NO.2 | 7.5 | Power management ECU |
| 11 | ECU-B NO.2 | 5 | Meter, power windows, air conditioning system |
| 12 | ETCS | 10 | Electronic throttle control system |
| 13 | TURN&HAZ | 10 | Turn signal lights, emergency flashers |
| 14 | IMMOBI | 7.5 | Smart entry & start system |
| 15 | D/C CUT | 30 | “ECU-B NO.1”, “DOME” fuses |
| 16 | EFI NO.1 | 10 | Gasoline: Multiport fuel injection system/sequential multiport fuel injection system |
| 16 | ECD NO.1 | 10 | Diesel: Multiport fuel injection system/sequential multiport fuel injection system |
| 17 | IG2 | 10 | SRS airbag system, meter |
| 18 | IGN | 15 | Gasoline: Injection, igniter |
| 18 | ECD NO.2 | 7.5 | Diesel: Multiport fuel injection system/sequential multiport fuel injection system |
| 19 | ALT-S | 7.5 | Charging system |
| 20 | EFI-MAIN | 20 | Gasoline: Multiport fuel injection system/sequential multiport fuel injection system, “EFI NO.1” fuse, fuel pump |
| 20 | ECD-MAIN | 30 | Diesel: Multiport fuel injection system/sequential multiport fuel injection system |
| 21 | HORN | 10 | Horn |
| 22 | AM2 NO.1 | 30 | Starting system |
| 23 | – | – | – |
| 24 | H-LP HI | 7.5 | Toyota: without Daytime Running Light or Automatic Light Control: Right-hand headlight |
| 25 | STRG LOCK | 20 | Steering lock system |
| 26 | H-LP RH | 10 | Toyota: with Daytime Running Light or Automatic Light Control: Headlight (high beam) |
| 26 | H-LP MAIN HI | 25 | Scion: “H-LP RH HI”, “H-LP LH HI” fuses |
| 27 | ABS NO.2 | 30 | Anti-lock brake system |
| 28 | HTR-B | 40 | “HTR”, “BLR” fuses |
| 29 | FUEL HTR | 30 | Fuel heater |
| 30 | ABS NO.1 | 50 | Anti-lock brake system |
| 31 | RDI | 30 | Electric cooling fan |
| 32 | EPS | 50 | Electric power steering |
| 33 | BBC | 40 | Stop & Start system |
| Relay | |||
| R1 | Electric cooling fan (FAN NO.2) | ||
| R2 | Starter (ST) | ||
| R3 | Rear window defogger (DEFOGGER) | ||
| R4 | Theft deterrent (S-HORN) | ||
| R5 | Electric cooling fan (FAN NO.1) |
Relay Box
| Fuse Number | Name | Fuse Amp | Circuit |
|---|---|---|---|
| 1 | PWR HTR | 25 | PTC heater |
| 1 | DEICER | 20 | Windshield wiper de-icer |
| 1 | PTC NO.2 | 30 | PTC heater |
| 2 | – | – | – |
| 3 | H-LP LH LO | 10 | Left-hand headlight (low beam) |
| 4 | H-LP RH LO | 10 | Right-hand headlight (low beam) |
| 5 | H-LP LH HI | 10 | Scion: Left-hand headlight (high beam) |
| 6 | H-LP RH HI | 10 | Scion: Right-hand headlight (high beam) |
| 7 | PTC NO.2 | 30 | PTC heater |
| 8 | PTC NO.3 | 30 | PTC heater |
| 9 | – | – | – |
| 10 | – | – | – |
| 11 | PTC NO.1 | 30 | 1KR-FE: PTC heater |
| 11 | PTC NO.1 | 50 | Except 1KR-FE: PTC heater |
| Relay | |||
| R1 | 1KR-FE: PTC heater (PTC NO.1) | ||
| R2 | – | ||
| R3 | PTC heater (PTC NO.2) | ||
| R4 | PTC heater (PTC NO.3) | ||
| R5 | – | ||
| R6 | Dimmer (DIM) | ||
| R7 | Headlight (H-LP) | ||
| R8 | Except 1KR-FE: PTC heater (PTC NO.1) |
Fusible Link Block
| Fuse Number | Name | Fuse Amp | Circuit |
|---|---|---|---|
| 1 | GLOW DC/DC | 80 | Diesel: Engine control |
| 2 | MAIN | 80 | “EFI MAIN”, “EFI NO.1”, “HORN”, “AM2 NO.1”, “AM2 NO.2”, “DOME”, “ECU-B NO.2”, “TURN&HAZ”, “H-LP LO”, “H-LP LH LO”, “H-LP MAIN”, “H-LP MAIN HI”, “ECU-B NO.1”, “D/C CUT”, “ETCS”, “H-LP HI”, “IG2”, “IGN”, “ALT-S” fuses |
| 3 | ALT | 120 | Charging system, “RDI”, “ABS NO.1”, “ABS NO.2”, “HTR-B”, “ACC”, “CIG”, “GAUGE”, “ECU IG NO.1”, “HTR-IG”, “WIPER WASHER”, “AM1”, “DOOR NO.1”, “STOP”, “DOOR NO.2”, “OBD”, “RR FOG”, “FR FOG”, “DEF”, “TAIL”, “TAIL NO.2”, “EPS”, “PTC NO.1”, “PTC NO.2”, “PTC NO.3”, “DEICER”, “D/L NO.1”, “D/L NO.2”, “PANEL”, “PANEL NO.1” fuses |
Passenger Compartment
| Fuse Number | Name | Fuse Amp | Circuit |
|---|---|---|---|
| 1 | ECU-IG NO.1 | 7.5 | Vehicle stability control system, shift lock control system, electric power steering, automatic headlight system, main body ECU, tire pressure warning system |
| 2 | GAUGE | 10 | Electric cooling fan(s), charging system, emergency flashers, front passenger’s seat belt reminder light, back-up lights, multiport fuel injection system/sequential multiport fuel injection system, windshield wiper ECU, auto anti-glare inside rear view mirror |
| 3 | HTR-IG | 10 | Air conditioning system, wiper deicer, rear window defogger |
| 4 | – | – | – |
| 5 | WASHER RR | 10 | Windshield washer |
| 6 | WIPER RR | 10 | Rear window wiper |
| 7 | WIPER FR | 25 | Windshield wipers |
| 8 | WASHER FR | 10 | Windshield washer |
| 9 | OBD | 7.5 | On-board diagnosis system |
| 10 | FOG RR | 7.5 | Rear fog light |
| 11 | PANEL NO.2 | 5 | with Daytime Running Light or Automatic Light Control: Daytime running light system |
| 11 | TAIL NO.1 | 10 | Manual headlight leveling dial, front position lights, tail lights, license plate lights |
| 12 | DOOR NO.2 | 20 | Power windows |
| 13 | D/L NO.1 | 15 | Power door lock system, main body ECU |
| 14 | DOOR NO.1 | 30 | Power windows |
| 15 | – | – | – |
| 16 | – | – | – |
| 17 | CIG | 15 | Power outlet |
| 18 | ACC | 5 | Outside rear view mirrors, audio system, shift lock control system, main body ECU |
| 19 | PANEL NO.1 | 5 | with Automatic Light Control: Meter |
| 19 | PANEL | 5 | Meter, power management ECU |
| 20 | TAIL | 10 | with Automatic Light Control: Front position lights, tail lights, license plate lights, rear fog light, front fog lights, manual headlight leveling dial, multiport fuel injection system/sequential multiport fuel injection system, instrument cluster, windshield wiper ECU |
| 20 | TAIL NO.2 | 10 | Front position lights, tail lights, license plate lights, rear fog light, front fog lights, manual headlight leveling dial, multiport fuel injection system/sequential multiport fuel injection system, instrument cluster, windshield wiper ECU |
| 21 | FOG FR | 15 | Front fog lights |
| 22 | AM1 | 7.5 | “ACC” fuse, starting system |
| 23 | STOP | 10 | Vehicle stability control system, power management ECU, shift lock control system, stop lights, multiport fuel injection system/sequential multiport fuel injection system |
| 24 | D/L NO.2 | 10 | Power door lock system |
| 25 | SEAT-HTR | 15 | Seat heaters |
| 26 | – | – | – |
| 27 | – | – | – |
| 28 | – | – | – |
| 29 | – | – | – |
| 30 | – | – | – |
| 31 | – | – | – |
| 32 | – | – | – |
| 33 | – | – | – |
| 34 | – | – | – |
| 35 | – | – | – |
| 36 | – | – | – |
| 37 | – | – | – |
| 38 | – | – | – |
| 39 | – | – | – |
Relay Box
| Fuse Number | Relay |
|---|---|
| R1 | Front fog light (FR FOG) |
| R2 | Heater (HTR) |
| R3 | Panel light (PANEL) |
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Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.