Scion xB (2012 – 2016) – fuse box diagram

Year of production: 2012, 2013, 2014, 2015, 2016

Engine compartment

Fuse		Ampere rating [A]	Circuit
1	CDS FAN	30	Electric cooling fan
2	RAD FAN	40	Electric cooling fan
3	ABS NO.3	30	Anti-lock brake system, vehicle stability control system
4	ABS NO.1	50	Anti-lock brake system, vehicle stability control system
5	HTR	50	Air conditioning system
6	ALT	120	RDI FAN, CDS FAN, ABS NO.1, ABS NO.3, HTR, AM1, DOOR, STOP, FR DOOR, POWER, RR DOOR, RL DOOR, OBD, ACC-B, DEF, TAIL, PANEL
7	EPS	60	Electric power steering system
8	P/I	50	EFI MAIN, HORN, IG2
9	H-LP MAIN	50	H-LP LH LO, H-LP RH LO, H-LP LH HI, H-LP RH HI
10	ECU-B2	10	Air conditioning system
11	ECU-B	10	Gauges and meters, body ECU, vehicle stability control system
12	RAD NO.1	15	Audio system
13	DOME	10	Interior light, personal light, luggage compartment light, wireless remote control system
14	AM2 NO.2	7,5	No circuit
15	ALT-S	7,5	Charging system
16	TURN-HAZ	10	Turn signal lights, emergency flashers
17	ETCS	10	Multiport fuel injection system/sequential multiport fuel injection system
18	AM2	30	Multiport fuel injection system/sequential multiport fuel injection system, starting system
19	STRG LOCK	20	No circuit
20	SPARE	—	Spare fuse
21	SPARE	—	Spare fuse
22	SPARE	—	Spare fuse
23	EFI MAIN	20	Multiport fuel injection system/sequential multiport fuel injection system, EFI NO.1, EFI NO.2
24	HORN	10	Horn
25	IG2	15	IGN, METER, IG2 NO.2
26	IG2 NO.2	7,5	Starting system
27	EFI NO.2	10	Air conditioning system, rear O2 sensor, front air flow sensor
28	EFI NO.1	10	Multiport fuel injection system/sequential multiport fuel injection system, air flow meter
29	H-LP RH HI	10	Right hand headlight (high beam)
30	H-LP LH HI	10	Left hand headlight (high beam)
31	H-LP RH LO	15	Right hand headlight (low beam)
32	H-LP LH LO	15	Left hand headlight (low beam)

Under the driver’s side instrument panel

Fuse		Ampere rating [A]	Circit
1	TAIL	10	Parking lights, tail lights, side marker lights, gauges and meters, license plate lights, multiport fuel injection system/ sequential multiport fuel injection system
2	PANEL	7,5	Instrument cluster lights, instrument panel lights, gauges and meters
3	FR DOOR	20	Power windows
4	RL DOOR	20	Power windows
5	RR DOOR	20	Power windows
6	SUNROOF	20	Moon roof
7	CIG	15	Cigarette lighter
8	ACC	7,5	Outside rear view mirror switch, shift lock control system, audio system, body ECU
9	MIR HTR	10	Multiport fuel injection system/sequential multiport fuel injection system, outside rear view mirror defoggers
10	IGN	7,5	Multiport fuel injection system/sequential multiport fuel injection system, SRS airbag system, steering lock system
11	METER	7,5	Gauges and meters
12	HTR-IG	10	Air conditioning system
13	WIPER	25	Windshield wipers
14	RR WIPER	15	Rear window wiper
15	WASHER	15	Washer
16	ECU-IG NO.1	10	Multiport fuel injection system/sequential multiport fuel injection system, electric power steering, electric cooling fan, anti-lock brake system, vehicle stability control system, shift lock control system, audio system, body ECU
17	ECU-IG NO.2	10	Back-up light, moon roof, emergency flasher, air conditioning system, rear window defogger, charging system, multiport fuel injection system/ sequential multiport fuel injection system, front passenger’s seat belt reminder light
18	OBD	7,5	On-board diagnosis system
19	STOP	10	Stop lights, high mounted stoplight, multiport fuel injection system/sequential multiport fuel injection system, anti-lock brake assist system, body ECU
20	DOOR	25	Power door lock system, body ECU
21	ACC-B	25	CIG, ACC
22	FR FOG	15	No circuit
23	AM1	7,5	Starting system, shift lock control system

Driver’s side instrument panel

Fuse		Ampere rating [A]	Circuit
1	POWER	30	Power windows
2	DEF	30	Rear window defogger, MIR HTR
3	PWR SEAT	30	No circuit

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