2020 Ford Mustang fuse box diagram

The 2020 Mustang 6th generation (also known as "S550") has 2 different fuse boxes:

2020 Ford Mustang fuse box diagram Power Distribution Box
Power Distribution Box diagram
2020 Ford Mustang fuse box diagram Passenger Compartment Fuse Panel
Passenger Compartment Fuse Panel diagram
Power Distribution Box
Power Distribution Box
Power Distribution Box
Power Distribution Box
TypeNo.Description
Fuse FMX/JCase
60A		1
Electronic fan 1 [GT500].
Fuse FMX/JCase
30A		3
Electronic fan 1 [base].
Fuse FMX/JCase
40A		4
Electronic fan 3 [base].
Fuse FMX/JCase
50A		5
Automatic brake system pump.
Fuse FMX/JCase
6
Body control module.
Fuse FMX/JCase
60A		7
Body control module.
Fuse FMX/JCase
50A		8
Body control module.
Fuse FMX/JCase
40A		9
Rear window defroster.
Fuse FMX/JCase
40A		10
Blower motor.
Fuse FMM/MCase
30A		11
Left-hand front window.
Fuse FMM/MCase
30A		12
Driver seat.
Fuse FMM/MCase
30A		13
Passenger seat.
Fuse FMM/MCase
30A		14
Climate-controlled seat module.
Fuse FMM/MCase
20A		15
Convertible top slave motor [base].
Fuse FMM/MCase
15A		16
Charge air cooler pump [GT500].
Fuse FMM/MCase
20A		17
Convertible top master motor [base].
Fuse MICRO2
20A		19
Steering column lock relay [base, GT350].
Fuse MICRO2
10A		19
Transmission control unit [GT500].
Fuse MICRO2
10A		20
Brake on-off switch.
Fuse MICRO2
20A		21
Horn.
Fuse MICRO2
10A		22
Powertrain control module relay.
Fuse MICRO2
10A		23
Air conditioning clutch.
Fuse FMM/MCase
30A		24
Voltage quality module.
Fuse FMM/MCase
20A		25
Steering column lock relay [GT500].
Fuse FMM/MCase
25A		26
Windshield wiper motor.
Fuse FMM/MCase
30A		28
Automatic brake system valve.
Fuse FMM/MCase
30A		29
Electronic fan 1 [GT350].
Fuse FMM/MCase
30A		30
Starter motor solenoid.
Fuse FMM/MCase
40A		31
Electronic fan 3 [GT350].
Fuse MINI
10A		32
Latch relay coil.
Fuse MINI
15A		33
Run/start [base].
Fuse MINI
20A		33
Left-hand high-intensity discharge headlamps [GT350, GT500].
Fuse MINI
15A		34
Exhaust valves.
Fuse MINI
20A		35
Right-hand high-intensity discharge headlamps [GT350, GT500].
Fuse MINI
10A		36
Alternator sense.
Fuse MINI
20A		38
Vehicle power 1.
Fuse MINI
20A		40
Vehicle power 2.
Fuse MINI
15A		41
Fuel injectors.
Fuse MINI
15A		42
Vehicle power 3.
Fuse MINI
15A		44
Vehicle power 4 [base].
Fuse MINI
30A		44
Vehicle power 4 [GT350, GT500].
Fuse FMM/MCase
46
Differential pump [GT350, GT500].
Fuse FMM/MCase
30A		48
Fuel pump #2 [GT350, GT500].
Fuse FMM/MCase
30A		49
Fuel pump.
Relay
50
Steering column lock relay [base, GT350].
Relay
50
Not used (GT350).
Relay
52
Horn relay.
Fuse FMM/MCase
20A		53
Cigar lighter.
Fuse FMM/MCase
20A		54
Auxiliary power point.
Fuse FMM/MCase
25A		55
Electronic fan 2 [base, GT350].
Relay
57
Air conditioning clutch relay.
Relay
59
Exhaust valves relay.
Fuse MINI
5A		60
Powertrain control module.
Fuse MINI
5A		62
Anti-lock brakes run/start switch.
Fuse MINI
5A		64
Electronic power assist steering.
Fuse MINI
5A		66
Blind spot information system. Rear view camera. Rear window defroster relay coils. Vehicle dynamics module.
Fuse MINI
10A		68
Headlamp leveling switch [base].
Fuse MINI
10A		68
Signature lighting [GT350, GT500].
Relay
69
Cigar lighter relay. Auxiliary power point relay.
Fuse MINI
5A		74
Mass air flow sensor [base, GT350].
Fuse MINI
5A		75
Rain sensor module [base].
Relay
76
Rear window defroster relay.
Relay
77
Electronic cooling fan 2 relay [base, GT350].
Relay
78
Run/start relay [base].
Relay
79
Charge air cooler pump relay [GT500].
Relay
80
Windshield wiper relay.
Relay
81
Starter motor solenoid relay.
Relay
82
Powertrain control module relay.
Relay
83
Cooling fan relay [GT500].
Fuse MINI
10A		87
Heated exterior mirrors.
Relay
89
Electronic fan 1 relay [base, GT350].
Relay
90
Differential pump relay [GT350, GT500].
Relay
91
Electronic fan 3 relay [base, GT350].
Relay
92
Blower motor relay.
Relay
93
Fuel pump #2 relay [GT350, GT500].
Relay
94
Fuel pump relay.
Passenger Compartment Fuse Panel
Passenger Compartment Fuse Panel
Passenger Compartment Fuse Panel
Passenger Compartment Fuse Panel
TypeNo.Description
Fuse MICRO2
10A		2
Power windows. Electrochromic mirror. Power door locks.
Fuse MICRO2
7.5A		3
Power mirrors [base]. Memory seats [base].
Fuse MICRO2
20A		4
Not used (spare).
Fuse MICRO3
10A		6
Not used (spare).
Fuse MICRO3
10A		7
Not used (spare).
Fuse MICRO3
5A		8
Telematic control unit - modem.
Fuse MICRO3
5A		9
Not used.
Fuse MICRO3
7.5A		12
Electronic control panel. Gateway module. Gear shift module [GT500].
Fuse MICRO3
7.5A		13
Steering column control module. Instrument cluster.
Fuse MICRO3
15A		14
Not used.
Fuse MICRO3
15A		15
SYNC. Gauges.
Fuse MICRO3
7.5A		17
Headlamp leveling switch [base].
Fuse MICRO3
7.5A		18
Not used.
Fuse MICRO3
5A		19
Not used.
Fuse MICRO3
5A		20
intrusion sensor module.
Fuse MICRO3
5A		21
In-vehicle temperature and humidity sensor.
Fuse MICRO3
5A		22
Auxiliary body module.
Fuse MICRO2
30A		23
Amplifier.
Fuse MICRO2
30A		24
Vehicle dynamics module.
Fuse MICRO2
20A		25
Ambient lighting module [base]. Auxiliary body module.
Fuse MICRO2
30A		26
Right-hand front-window motor (power distribution module). Passenger door control unit.
Fuse MICRO2
30A		27
Left-hand rear-window power [base].
Fuse MICRO2
30A		28
Right-hand rear-window power [base].
Fuse MICRO2
15A		29
Gateway module [base]. Not used (spare) [GT350, GT500].
Fuse MICRO2
5A		30
Not used (spare)
Fuse MICRO2
10A		31
Remote keyless entry.
Fuse MICRO2
20A		32
Audio unit.
Fuse MICRO2
30A		34
Run/start bus.
Fuse MICRO2
5A		35
Power distribution box run/start relay [base].
Fuse MICRO2
15A		36
Front camera [base].
Fuse MICRO2
20A		37
Heated steering wheel module [base]. Run/start powertrain control module (GT350).

Ford Mustang fuse box diagrams change across years, pick the right year of your vehicle:

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Source: Ford Mustang 2020 Owner's Manual
2020 Ford Mustang fuse box diagram Power Distribution Box2020 Ford Mustang fuse box diagram Power Distribution Box2020 Ford Mustang fuse box diagram Power Distribution Box2020 Ford Mustang fuse box diagram Passenger Compartment Fuse Panel2020 Ford Mustang fuse box diagram Passenger Compartment Fuse Panel2020 Ford Mustang fuse box diagram Passenger Compartment Fuse Panel

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