Mazda CX-9 (2016-2019..) fuses

Fuse box diagram (location and assignment of electrical fuses) for Mazda CX-9 (2016, 2017, 2018, 2019-…)

Fuse box diagram: Mazda CX-9 (2016-2019..)

2016, 2017
2018, 2019

Fuse box location

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

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 in the passenger compartment

The fuse box is located on the left side of the vehicleThe location of the fuses in the passenger compartment: Mazda CX-9 (2016-2019-...)

Fuse box in the engine compartment

The location of the fuses in the engine compartment: Mazda CX-9 (2016-2019-...)

Fuse box diagrams 2016, 2017

Engine compartment

Under-hood fuse box diagram: Mazda CX-9 (2016, 2017)

Assignment of the fuses in the engine compartment fuse box (2016, 2017)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1WIPER.DEI20 A
2IG230 AFor protection of various circuits
3INJECTOR30 AEngine control system
4
5P. WINDOW 130 APower windows (Some models)
6
7
8EVVT20 AEngine control system
9DEFOG40 ARear window defogger
10
11R.HEATER40 AAir conditioner
12EPB L20 AElectric parking brake (LH)
13AUDIO40 AAudio system
14EPB R20 AElectric parking brake (RH)
15ENG.MAIN40 AEngine control system
16ABS/DSC M50 AABS, Dynamic stability control system
17CABIN.+B50 AFor protection of various circuits
18WIPER20 AFront window wiper and washer
19HEATER40 AAir conditioner
20
21ENGINE.IG17.5 AEngine control system
22C/U IG115 AFor protection of various circuits
23H/L LOW L15 AHeadlight low beam (LH)
24H/L LOW R115 A
25ENGINE315 AEngine control system
26ENG1NE215 AEngine control system
27ENGINE115 AEngine control system
28AT15 ATransaxle control system
29H/CLEAN20 A
30A/C7.5 AAir conditioner
31AT PUMP15 A
32STOP10 ABrake lights
33R.WIPER15 ARear window wiper
34H/L HI20 AHeadlight high beam
35H/L LOW R215 AHeadlight low beam (RH)
36FOG15 AFog lights (Some models)
37ENG.+B7.5 AEngine control system
38AUDIO27.5 AAudio system
39INTERIOR10 AOverhead light
40METER215 A
41METER110 AInstrument cluster
42SRS17.5 AAir bag
43AUDIO410 AAudio system (Some models)
44AUDIO125 AAudio system
45ABS/DSC S30 AABS, Dynamic stability control system
46
47ST.HEATER15 AHeated steering wheel (Some models)
48TAIL15 AParking lights
49FUEL PUMP225 AFuel system
50HAZARD25 AHazard warning flashers, Turn signal lights, Taillights
51DRL15 ADaytime running lights
52R.OUTLET215 AAccessory sockets
53HORN15 AHorn
54ROOM25 AFor protection of various circuits

Passenger compartment

Interior fuse box diagram: Mazda CX-9 (2016, 2017)

Assignment of the fuses in the passenger compartment (2016, 2017)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1P.SEAT D30 APower seat (Some models)
2P.WINDOW330 APower windows (Some models)
3R.OUTLET315 AAccessory sockets
4P.WINDOW225 APower windows
5PLG20 APower liftgate
6D.LOCK25 APower door locks
7SEAT WARM20 ASeat warmer
8SRS2/ESCL15 A
9SUNROOF10 AMoonroof
10INTERIOR215 AAudio system
11ENG+BB7.5 AEngine control system
12MIRROR7.5 APower control mirror
13AT IND7.5 AAT shift indicator
14F.OUTLET15 AAccessory sockets
15R.OUTLET115 A
16
17M.DEF7.5 AMirror defogger
18
19AUDIO315 AAudio system
20
21P.SEAT P30 APower seat (Some models)

Fuse box diagrams 2018, 2019

Engine compartment

Under-hood fuse box diagram: Mazda CX-9 (2018)

Assignment of the fuses in the engine compartment fuse box (2018, 2019)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1WIPER. DEI20 AWindshield wiper de-icer (Some models)
2IG230 AFor protection of various circuits
3INJECTOR30 AEngine control system
4
5P. WINDOW 130 A
6
7
8EVVT20 AEngine control system
9DEFOG40 ARear window defogger
10 ST.HEATER220 A
11R.HEATER40 AAir conditioner
12EPB L20 AElectric parking brake (EPB) (LH)
13AUDIO40 AAudio system
14EPB R20 AElectric parking brake (EPB) (RH)
15ENG.MAIN40 AEngine control system
16ABS/DSC M50 AABS, Dynamic stability control system
17CABIN.+B50 AFor protection of various circuits
18WIPER20 AFront window wiper and washer
19HEATER40 AAir conditioner
20
21ENGINE.IG17.5 AEngine control system
22C/U IG115 AFor protection of various circuits
23H/L LOW L15 AHeadlight low beam (LH)
24H/L LOW R115 A
25ENGINE315 AEngine control system
26ENGINE215 AEngine control system
27ENGINE115 AEngine control system
28AT15 A2018: Transaxle control system
2019: Transaxle control system, Ignition switch
29H/CLEAN20 A
30A/C7.5 AAir conditioner
31AT PUMP15 A
32STOP10 ABrake lights
33R.WIPER15 A2018: Rear window wiper
2019: Rear window wiper, Theft-deterrent system (Some models)
34H/L HI20 AHeadlight high beam
35H/L LOW R215 AHeadlight low beam (RH)
36FOG15 AFog lights (Some models)
37ENG.+B7.5 AEngine control system
38AUDIO27.5 AAudio system (Some models)
39INTERIOR10 A2018: Overhead light
2019: For protection of various circuits
40METER215 A
41METER110 AInstrument cluster
42SRS17.5 AAir bag
43AUDIO410 AAudio system (Some models)
44AUDIO125 AAudio system (Some models)
45ABS/DSC S30 AABS, Dynamic stability control system
46
47ST. HEATER15 AHeated steering wheel (Some models)
48TAIL15 AParking lights
49FUEL PUMP225 AFuel system
50HAZARD25 AHazard warning flashers, Turn signal lights, Taillights
51DRL15 ADaytime running lights
52R.OUTLET215 AAccessory sockets
53HORN15 AHorn
54ROOM25 AFor protection of various circuits

Passenger compartment

Interior fuse box diagram: Mazda CX-9 (2018)

Assignment of the fuses in the passenger compartment (2018, 2019)
DESCRIPTIONFUSE RATINGPROTECTED COMPONENT
1P.SEAT D30 APower seat (Some models)
2P.WINDOW330 APower windows
3R.OUTLET315 AAccessory sockets
4P.WINDOW225 APower windows
5PLG20 APower liftgate (Some models)
6D.LOCK25 APower door locks
7SEAT WARM20 ASeat wanner (Some models)
8SRS2/ESCL15 ATrailer hitch (Some models)
9SUNROOF10 AMoonroof (Some models)
10INTERIOR215 AAudio system
11ENG+BB7.5 AEngine control system
12MIRROR7.5 APower control mirror
13ATI ND7.5 AAT shift indicator
14F.OUTLET15 AAccessory sockets
15R.OUTLET115 AAccessory sockets (Some models)
16
17M.DEF7.5 AMirror defogger (Some models)
18R.SEAT.WARM20 ASeat wanner (Some models)
19AUDIO315 AAudio system
20
21P.SEAT P30 APower seat (Some models)
What a blown fuse looks like?

If the wire is broken, the fuse is blown (but sometimes a fuse can look completely normal and still be blown and in need of replacement).
Mazda CX-9 (2016-2019..) fuses May 8, 2019 admin