Fuses and relays Mazda CX-9 (TB/TC), 2007 - 2021

The all-wheel drive crossover Mazda CX-9 has been  produced in two generations since 2007. Mazda CX-9 TB, 1st generation, was marketed in 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015. The 2nd generation, Mazda CX-9 TC, was built in 2015, 2016, 2017, 2018, 2019, 2020, 2021 and to the present. In this article, you will find information describing the fuses and relays Mazda CX9 with block diagrams and their locations for two generations. Note the cigarette lighter fuse.


The design of the blocks and the number of elements in them may differ from the one presented and depend on the year of manufacture and the level of equipment. Check your diagrams and in case of difficulty, contact your nearest dealer.

In cabin

1st generation


It is located under the panel behind the glove compartment; to access it, open the protective cover in the direction of the arrow.


The photo

Diagram (TB; 2007 - 2015 release)
Legend
1 15А OUTLET FR - Connector for accessories (front), cigarette lighters
2 7.5А MIRROR - Mirrors and their control
3 Reserve
4 10A METER - Instrument cluster
5 7.5A SAS - ABS, airbag
6 7,5А ENG.IGA - Engine management system
7 7,5А STA - Ignition system
8 Reserve
9 7.5A A / C - Air Conditioning
10 15А R.WIPER - Rear window wiper and washer
11 TRAILER - Price device
12 20А P.LIFT GATE - Gate with a mechanical lift
13 15A SUNROOF - Luke
14 10A AUDIO - Audio system
15 10A M.DEF - Heated mirrors
16 25A P / W - Power windows (passenger side)
17 10A TAIL - Dimensions, Rear light
18 10А ILLUMI - Illumination of the instrument panel
19 7,5А INJ - Engine management system
20 Reserve
21 OUTLET CTR - Accessory jack
22 OUTLET RR - Rear accessory connector
23 30А WIPER - Windscreen wiper and washer
24 30A P.WIND - Electric windows (driver's side)
The fuses designated as OUTLET are responsible for the operation of the cigarette lighter.

2nd generation


Fuse box installed under the protective cover on the left pillar near the driver's leg.


Photo example

Diagram  (TC; 2015 - 2021 release)
Description
1 30А P.SEAT D - Electric seat adjustment (for some versions)
2 30А P.WINDOW 3 - Electric windows
3 15A R.OUTLET3 - Additional electrical outlets
4 25А P.WINDOW 2 - Electric windows
5 20A PLG - Power tailgate
6 25А D.LOCK - Central electric lock
7 20А SEAT WARM - Electric heated seats (for some versions)
8 15A SRS2 / ESCL - Passive safety, airbags
9 10А SUNROOF - Sunroof (for some versions)
10 10 / 15A INTERIOR2 - Audio system
11 7,5А ENG + BB - Engine management system
12 7,5А MIRROR - Electric drive for adjustment of rear-view mirrors
13 7.5A AT IND - Gear shift indicator
14 15A F.OUTLET - Cigarette lighter, electrical outlets
15 15А R.OUTLET1 - Rear electrical outlets (for some versions)
16 Reserve
17 7.5A M.DEF - Electric heated exterior mirrors
18 Reserve
19 15A AUDIO3 - Audio system
20 Reserve
21 30A P.SEAT P - Electric drive for seat adjustment
The cigarette lighter fuses are designated as OUTLET for 15A and are located under numbers 3, 14 and 15. Also, another fuse and one relay responsible for the operation of power outlets can be attached in the block under the hood.

In engine compartment

In both generations, the unit is located on the left side of the engine compartment next to the battery.

1st generation


Example

Diagram (TB; 2007 - 2015 release)
Legend
1 150А MAIN - Protection of all electrical circuits
2 20А ENGINE - Engine management system
3 40А R HEATER - Rear heater
4 40А P.SEAT R - Electric right seat adjustment
5 50A HEATER - Heater
6 40A IGKEY2 - Protection of various electrical circuits
7 30 / 40А FAN1 - Engine radiator cooling fan
8 40А P.SEAT L - Electric adjustment of the left seat
9 30А DEFOG - Electric rear window defogger
10 40A BTN - Protection of various electrical circuits
11 30A FUEL PUMP - Fuel pump
12 30A IGKEY1 - Protection of various electrical circuits
13 15A FOG - Fog lighting
14 30A ABS (SOL) - ABS block electromagnet
15 25А D / L - Central electric lock
16 15A ROOM - Upper interior lighting
17 15А OUTLET CTR - Power socket for additional equipment
18 25A ACC - Electrical outlet
19 15A AC PWR - Power supply sunroof, inverter
20 15A S.WARM - Electric seat heater
21 10A A.CMAG - Air conditioner
22 25А BOSE - Audio system (cars equipped with BOSE audio system)
23 30 / 40A FAN 2 - Engine radiator cooling fan
24 50A ABS - Anti Lock System (ABS)
25 25A IGCOIL - Ignition system
26 15А H / L LOW L - Left low beam headlamp
27 15А H / L LOW R - Right low beam headlamp
28 20A H / L HIGH - High beam headlamps
29 15А HAZARD - Hazard warning light
30 10А ENG + B - PCM control unit
31 15А HORN - Sound signal
32 7,5А STOP - Stop lights
33 10A EG I INJ - Engine management system
34 20A ENG BAR - Air flow sensor, exhaust gas recirculation valve
35 7,5A ENG BAR2 - PCM control unit
R1 FUEL PUMP RELAY - Fuel pump relay
R2 EGI MAIN RELAY - Main engine control relay


Additional elements can be attached outside these blocks, for example, another relay block can be located on the right side of the engine compartment.

2nd generation


Location


Photo - an example of execution

Diagram  (TC; 2015 - 2021 release)
Legend
1 20A WIPER.DEI - defroster glass cleaner
2 30A IG2 - To protect various circuits
3 30A INJECTOR - Engine management system, injection
4 Reserve
5 30А P. WINDOW 1 - Glass lifters
6 30A W. SEAT - Power seat
7 Reser
8 20А EVVT - Engine management system
9 40А DEFOG - Heated rear window
10 20A Heated steering wheel
11 40А R.HEATER - Air conditioner
12 20A EPB L - Electric parking brake (EPB) (LH)
13 40A AUDIO - Audio system
14 20A EPB R - Electric parking brake (EPB) (RH)
15 40А ENG.MAIN - Engine management system
16 50A ABS / DSC M - ABS, Dynamic Stability Control
17 50A CABIN. + B - For protection of various circuits
18 20А WIPER - Windscreen wiper and washer of front glass
19 40A HEATER - Air conditioner
20 Reserve
21 7,5А ENGINE.IG1 - Engine management system
22 15A C / U IG1 - For protection of various circuits
23 15А H / L LOW L - Low beam headlights - left
24 15А H / L LOW R - Low beam headlights - right
25 15A ENGINE3 - Engine management system
26 15А ENG1NE2 - Engine management system
27 15А ENG1NE1 - Engine management system
28 15A AT - Transmission control system, Ignition lock.
29 20А H / CLEAN - Washer / headlight washer
30 7.5A A / C - Air Conditioning
31 15A AT PUMP
32 10А STOP - Stop lights
33 15А R.WIPER - Rear window wiper, Anti-theft system
34 20A H / L HI - High beam headlights
35 15А H / L LOW R2 - Dipped headlights (right)
36 15A FOG - Fog lights (some models)
37 7,5А ENG. + B - Engine management system
38 7.5A AUDIO2 - Audio system (some models)
39 10A INTERIOR - Light, For protection of various circuits
40 15A METER2 - Instrument panel
41 10A METER1 - Instrument panel
42 7.5A SRS1 - Air cushion
43 10A AUDIO4 - Audio system (some models)
44 25A AUDIO1 - Audio system
45 30A ABS / DSC S - ABS, Dynamic Stability Control System
46 Reserve
47 15А ST.HEATER - Heated steering wheel
48 15A TAIL - Dimensions, Parking lights
49 25A FUEL PUMP2 - Fuel system
50 25A HAZARD - Hazard flashers, direction indicators, rear lights
51 15А DRL - Daytime running lights
52 15А R.OUTLET2 - Sockets for accessories
53 15А HORN - Signal
54 25A ROOM - Interior and trunk lighting

To turn off the headlight washer, you need to get the fuse numbered 29 for 20A, designated as H / CLEAN .

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