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Scion iQ (2015 - 2016) Fuse Box Diagram

avatar Jonathan Yarden Oct 06, 2021 · 5 min. read

In this article you will find a description of fuses and relays Scion, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2015, 2016

Engine compartment (type A)

Scion iQ - fuse box - engine compartment type A

Fuse Ampere rating [A] Circuit
1 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, FR FOG, DEF, TAIL, EPS, PTC NO.1, PTC NO.2, PTC NO.3, D/L NO.1, PANEL NO.1
2 MAIN 80 EFI MAIN, EFI NO.1, HORN, AM2 NO.1, DOME, ECU-B NO.2, TURN&HAZ, H-LP MAIN, H-LP MAIN HI, ECU-B NO.1, D/C CUT, ETCS, IG2, IGN, ALT-S

Engine compartment (type B)

Scion iQ - fuse box - engine compartment (type B)

Fuse Ampere rating [A] Circuit
1 D/C CUT 30 ECU-B NO.1, DOME
2 IMMOBI 7,5 IMMOBI
3 TURN & HAZ 10 Turn signal lights, emergency flashers
4 ETCS 10 Electronic throttle control system
5 ECU-B NO.2 5 Meter, power windows, air conditioning system
6 H-LP MAIN 20 H-LP RH LO, H-LP LH LO
7 SPARE 30 Spare fuse
8 SPARE 20 Spare fuse
9 SPARE 5 Spare fuse
10 AM2 NO.1 30 Starting system
11 H-LP MAIN HI 25 H-LP RH HI, H-LP LH HI
12 DOME 15 Interior light, audio system
13 ECU-B NO.1 7,5 Main body ECU, power door lock system
14 MIR HTR 7,5 Outside rear view mirror defoggers
15 DEFOGGER 30 Rear window defogger
16 EPS 50 Electric power steering
17 RDI 30 RDI FAN
18 ABS NO.1 50 Vehicle stability control system
19 HTR-B 40 HTR, BLR
20 ABS NO.2 30 Vehicle stability control system
21 HORN 10 Horn
22 EFI-MAIN 20 Multiport fuel injection system/sequential multiport fuel injection system, EFI NO.1, Fuel pump
23 ALT-S 7,5 Charging system
24 IGN 15 Injection, igniter
25 IG2 10 SRS airbag system, meter
26 EFI NO.1 10 Multiport fuel injection system/sequential multiport fuel injection system

Engine compartment (type C)

Scion iQ - fuse box - engine compartment (type C)

Fuse Ampere rating [A] Circuit
1 PTC NO.1 50 PTC heater
2 PTC NO.3 30 PTC heater
3 PTC NO.2 30 PTC heater
4 H-LP RH HI 10 Headlight (high beam)
5 H-LP LH HI 10 Headlight (high beam)
6 H-LP RH LO 10 Right-hand headlight (low beam)
7 H-LP LH LO 10 Left-hand headlight (low beam)

Under the driver’s side instrument panel

Scion iQ - fuse box - instrument panel

Fuse Ampere rating [A] 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, 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
3 HTR-IG 10 Air conditioning system, rear window defogger
4 WASHER RR 10 Windshield washer
5 WIPER RR 10 Rear window wiper
6 WIPER FR 25 Windshield wipers
7 WASHER FR 10 Windshield washer
8 OBD 7,5 On-board diagnosis system
9 DOOR NO.2 20 Power windows
10 D/L NO.1 15 Power door lock system, main body ECU
11 DOOR NO.1 30 Power windows
12 CIG 15 Power outlet
13 ACC 5 Outside rear view mirrors, audio system, shift lock control system, main body ECU
14 PANEL NO.1 5 Meter
15 TAIL 10 Parking lights, tail lights, license plate lights, multiport fuel injection system/sequential multiport fuel injection system, instrument cluster, windshield wiper ECU
16 (FOG FR) 15 No circuit
17 AM1 7,5 ACC, starting system
18 STOP 10 Vehicle stability control system, power management ECU, shift lock control system, stop lights, multiport fuel injection system/ sequential multiport fuel injection system
19 (SEAT-HTR) 15 No circuit

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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