Mazda CX-8 (2018-…) fuses

 

Fuse Layout Mazda CX-8 2018-…

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Fuse box location

Fuse box in the passenger compartment

If the electrical system does not work, first inspect the fuses on the vehicle’s left side kick-panel.

Fuse box in the engine compartment

If the headlights or other electrical components do not work and the fuses in the cabin are normal, inspect the fuse block under the hood.

Fuse box diagrams

2018

Engine compartment

Assignment of the fuses in the engine compartment (2018)

№	Name	Amp Rating	Description
1	CABIN.+B	50 A	For protection of various circuits
2	IG2	30 A	For protection of various circuits
3	INJECTOR ENG.SUB	30 A	—
4	SCR1 EWT	20 A	—
5	P. WINDOW1	30 A	—
6	R.HEATER	20 A	Air conditioner
7	ADD FAN DE	40 A	Cooling fan
8	WIPER.DEI	20 A	—
9	DEFOG	40 A	Rear window defogger
10	DCDC DE	40 A	For protection of various circuits
11	EPB R	20 A	Electric Parking Brake (EPB) (RH)
12	EPB L	20 A	Electric Parking Brake (EPB) (LH)
13	AUDIO DCDC REG	30 A	—
14	FAN GE	30 A	—
15	ENG.MAIN	40 A	Engine control system
16	ABS/DSC M	50 A	ABS, Dynamic stability control system
17	FAN DE	40 A	Cooling fan
18	WIPER	20 A	Front window wiper and washer
19	HEATER	40 A	Air conditioner
20	ADD FAN GE	30 A	—
21	ENGINE.IG1	7.5 A	Engine control system
22	C/U IG1	15 A	For protection of various circuits
23	AUDIO2	7.5 A	Audio system
24	METER2	7.5 A	Instrument cluster
25	ENGINE3	15 A	Engine control system
26	ENGINE2	15 A	Engine control system
27	ENGINE1	15 A	Engine control system
28	AT	15 A	Transaxle control system, Ignition switch
29	H/CLEAN	20 A	—
30	A/C	7.5 A	Air conditioner
31	AT PUMP	15 A	Transaxle control system
32	HORN	15 A	Horn
33	R.WIPER	15 A	Rear window wiper
34	H/L HI	20 A	Headlight high beam
35	ST. HEATER	15 A	Heated steering wheel
36	FOG	15 A	Fog lights
37	ENG+B	7.5 A	Engine control system
38	H/L LOW L	15 A	Headlight low beam (LH)
39	ENGINE4	15 A	—
40	—	—	—
41	METER1	10 A	Instrument cluster
42	SRS1	7.5 A	Air bag
43	BOSE	25 A	Bose Sound System-equipped model
44	AUDIO1	15 A	Audio system
45	ABS/DSC S	30 A	ABS, Dynamic stability control system
46	FUEL PUMP	15 A	—
47	FUEL WARM	25 A	Fuel warmer
48	TAIL	15 A	Tail lights, Number plate lights
49	SCR2 FUEL PUMP2	25 A	—
50	HAZARD	25 A	Hazard warning flashers. Direction indicator lights, Tail lights, Position lights
51	H/L LOW R	15 A	Headlight low beam (RH)
52	OUTLET	25 A	Accessory sockets
53	STOP	10 A	Brake lights
54	ROOM	15 A	For protection of various circuits

Passenger compartment

Assignment of the fuses in the passenger compartment (2018)

№	Name	Amp Rating	Description
1	P.SEAT D	30 A	Power seat
2	P.WINDOW3	30 A	Power windows
3	R.OUTLET3	15 A	—
4	P.WINDOW2	25 A	Power windows
5	ESCL	15 A	Electronic steering lock
6	D.LOCK	25 A	Power door locks
7	SEAT WARM	20 A	Seat warmer
8	SUNROOF	10 A	—
9	F.OUTLET	15 A	Accessory sockets
10	MIRROR	7.5 A	Power control mirror
11	R.OUTLET1	15 A	Accessory sockets
12	SCR3	15 A	—
13	SCR4	15 A	—
14	R.OUTLET2	15 A	—
15	USB	7.5 A	USB power outlet
16	PLG	20 A	Power liftgate
17	M.DEF	7.5 A	Mirror defogger
18	R.SEAT W	20 A	Seat warmer
19	—	—	—
20	AT IND	7.5 A	AT shift indicator
21	P.SEAT P	30 A	Power seat