Categories: Mazda

Mazda CX-9 (2016-2020..) fuses

 

In this article, we consider the second-generation Mazda CX-9 (TC), available from 2016 to the present. Here you will find fuse box diagrams of Mazda CX-9 2016, 2017, 2018, 2019 and 2020, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout).

See other Mazda CX-9:


Mazda CX-9 (2006-2015)…>>

Fuse Layout Mazda CX-9 2016-2020…

Contents

Cigar lighter (power outlet) fuses: #3 “R.OUTLET3”, #14 “F.OUTLET”, #15 (since 2018) “R.OUTLET1” in the passenger compartment fuse box, and fuse #52 “R.OUTLET2” in the engine compartment fuse box.

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.

Passenger compartment

The fuse box is located on the left side of the vehicle.

Fuse box in the engine compartment

Fuse box diagrams

2016, 2017

Engine compartment

Assignment of the fuses in the engine compartment (2016, 2017)

№ DESCRIPTION AMP RATING PROTECTED COMPONENT
1 WIPER.DEI 20 A —
2 IG2 30 A For protection of various circuits
3 INJECTOR 30 A Engine control system
4 — — —
5 P. WINDOW 1 30 A Power windows (Some models)
6 — — —
7 — — —
8 EVVT 20 A Engine control system
9 DEFOG 40 A Rear window defogger
10 — — —
11 R.HEATER 40 A Air conditioner
12 EPB L 20 A Electric parking brake (LH)
13 AUDIO 40 A Audio system
14 EPB R 20 A Electric parking brake (RH)
15 ENG.MAIN 40 A Engine control system
16 ABS/DSC M 50 A ABS, Dynamic stability control system
17 CABIN.+B 50 A For protection of various circuits
18 WIPER 20 A Front window wiper and washer
19 HEATER 40 A Air conditioner
20 — — —
21 ENGINE.IG1 7.5 A Engine control system
22 C/U IG1 15 A For protection of various circuits
23 H/L LOW L 15 A Headlight low beam (LH)
24 H/L LOW R1 15 A —
25 ENGINE3 15 A Engine control system
26 ENG1NE2 15 A Engine control system
27 ENGINE1 15 A Engine control system
28 AT 15 A Transaxle control system
29 H/CLEAN 20 A —
30 A/C 7.5 A Air conditioner
31 AT PUMP 15 A —
32 STOP 10 A Brake lights
33 R.WIPER 15 A Rear window wiper
34 H/L HI 20 A Headlight high beam
35 H/L LOW R2 15 A Headlight low beam (RH)
36 FOG 15 A Fog lights (Some models)
37 ENG.+B 7.5 A Engine control system
38 AUDIO2 7.5 A Audio system
39 INTERIOR 10 A Overhead light
40 METER2 15 A —
41 METER1 10 A Instrument cluster
42 SRS1 7.5 A Air bag
43 AUDIO4 10 A Audio system (Some models)
44 AUDIO1 25 A Audio system
45 ABS/DSC S 30 A ABS, Dynamic stability control system
46 — — —
47 ST.HEATER 15 A Heated steering wheel (Some models)
48 TAIL 15 A Parking lights
49 FUEL PUMP2 25 A Fuel system
50 HAZARD 25 A Hazard warning flashers, Turn signal lights, Taillights
51 DRL 15 A Daytime running lights
52 R.OUTLET2 15 A Accessory sockets
53 HORN 15 A Horn
54 ROOM 25 A For protection of various circuits

Passenger compartment

Assignment of the fuses in the passenger compartment (2016, 2017)

№ DESCRIPTION AMP RATING PROTECTED COMPONENT
1 P.SEAT D 30 A Power seat (Some models)
2 P.WINDOW3 30 A Power windows (Some models)
3 R.OUTLET3 15 A Accessory sockets
4 P.WINDOW2 25 A Power windows
5 PLG 20 A Power liftgate
6 D.LOCK 25 A Power door locks
7 SEAT WARM 20 A Seat warmer
8 SRS2/ESCL 15 A —
9 SUNROOF 10 A Moonroof
10 INTERIOR2 15 A Audio system
11 ENG+BB 7.5 A Engine control system
12 MIRROR 7.5 A Power control mirror
13 AT IND 7.5 A AT shift indicator
14 F.OUTLET 15 A Accessory sockets
15 R.OUTLET1 15 A —
16 — — —
17 M.DEF 7.5 A Mirror defogger
18 — — —
19 AUDIO3 15 A Audio system
20 — — —
21 P.SEAT P 30 A Power seat (Some models)

2018, 2019, 2020

Engine compartment

 

Assignment of the fuses in the engine compartment (2018, 2019, 2020)

№ DESCRIPTION AMP RATING PROTECTED COMPONENT
1 WIPER. DEI 20 A Windshield wiper de-icer (Some models)
2 IG2 30 A For protection of various circuits
3 INJECTOR 30 A Engine control system
4 — — —
5 P. WINDOW 1 30 A —
6 P.SEAT RL 30 A 2018-2019: Not Used;
2020: Power seat
7 — — —
8 EVVT 20 A Engine control system
9 DEFOG 40 A Rear window defogger
10 ST.HEATER2 20 A 2018-2019: Not Used;
2020: Heated steering wheel
11 R.HEATER 40 A Air conditioner
12 EPB L 20 A Electric parking brake (EPB) (LH)
13 AUDIO 40 A Audio system
14 EPB R 20 A Electric parking brake (EPB) (RH)
15 ENG.MAIN 40 A Engine control system
16 ABS/DSC M 50 A ABS, Dynamic stability control system
17 CABIN.+B 50 A For protection of various circuits
18 WIPER 20 A Front window wiper and washer
19 HEATER 40 A Air conditioner
20 — — —
21 ENGINE.IG1 7.5 A Engine control system
22 C/U IG1 15 A For protection of various circuits
23 H/L LOW L 15 A Headlight low beam (LH)
24 H/L LOW R1 15 A —
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 2018: Transaxle control system;
2019-2020: Transaxle control system, Ignition switch
29 H/CLEAN 20 A —
30 A/C 7.5 A Air conditioner
31 AT PUMP 15 A —
32 STOP 10 A Brake lights
33 R.WIPER 15 A 2018: Rear window wiper;
2019-2020: Rear window wiper, Theft-deterrent system (Some models)
34 H/L HI 20 A Headlight high beam
35 H/L LOW R2 15 A Headlight low beam (RH)
36 FOG 15 A Fog lights (Some models)
37 ENG.+B 7.5 A Engine control system
38 AUDIO2 7.5 A Audio system (Some models)
39 INTERIOR 10 A 2018: Overhead light;
2019-2020: For protection of various circuits
40 METER2 15 A —
41 METER1 10 A Instrument cluster
42 SRS1 7.5 A Air bag
43 AUDIO4 10 A Audio system (Some models)
44 AUDIO1 25 A Audio system (Some models)
45 ABS/DSC S 30 A ABS, Dynamic stability control system
46 — — —
47 ST. HEATER 15 A 2018-2019: Heated steering wheel (Some models);
2020: Not Used
48 TAIL 15 A Parking lights
49 FUEL PUMP2 25 A Fuel system
50 HAZARD 25 A Hazard warning flashers, Turn signal lights, Taillights
51 DRL 15 A Daytime running lights
52 R.OUTLET2 15 A Accessory sockets
53 HORN 15 A Horn
54 ROOM 25 A For protection of various circuits

Passenger compartment

Assignment of the fuses in the passenger compartment (2018, 2019, 2020)

№ DESCRIPTION AMP RATING PROTECTED COMPONENT
1 P.SEAT D 30 A Power seat (Some models)
2 P.WINDOW3 30 A Power windows
3 R.OUTLET3 15 A Accessory sockets
4 P.WINDOW2 25 A Power windows
5 PLG 20 A Power liftgate (Some models)
6 D.LOCK 25 A Power door locks
7 SEAT WARM 20 A Seat wanner (Some models)
8 SRS2/ESCL 15 A Trailer hitch (Some models)
9 SUNROOF 10 A Moonroof (Some models)
10 INTERIOR2 15 A Audio system
11 ENG+BB 7.5 A Engine control system
12 MIRROR 7.5 A Power control mirror
13 AT IND 7.5 A AT shift indicator
14 F.OUTLET 15 A Accessory sockets
15 R.OUTLET1 15 A Accessory sockets (Some models)
16 USB 15 A 2018-2019: Not Used;
2020: USB power outlet
17 M.DEF 7.5 A Mirror defogger (Some models)
18 R.SEAT.WARM 20 A Seat wanner (Some models)
19 AUDIO3 15 A Audio system
20 P.SEAT RR 30 A 2018-2019: Not Used;
2020: Power seat
21 P.SEAT P 30 A Power seat (Some models)

Learn more:

How to check the fuses?

How to replace a blown fuse?

Why do car fuses blow?

Types of automotive fuses


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