Owner’s manual specs

2023 Ford Mustang Specs: Maintenance Schedule & Fuse Box

Figures for the 2023 Ford Mustang, copied from Ford’s own owner’s manual. Every one links to the manual page it came from.

From the manufacturer’s manuals. Every figure here is copied from the manufacturer's own manual, with a link to the page it came from. Where a manual is unclear or contradicts itself, we leave the figure out.

Maintenance schedule

Normal service schedule

Use this for ordinary driving.

Service	When
Change the automatic transmission fluid and filter. Source: Owner’s Manual Printing 1 (PDF), page 454	Every 150,000 mi
Change the engine oil and filter. Source: Owner’s Manual Printing 1 (PDF), page 453	At every oil change interval as indicated by the information display
Replace the cabin air filter. Source: Owner’s Manual Printing 1 (PDF), page 454	Every 20,000 mi(32,000 km)
Replace the engine air filter. Source: Owner’s Manual Printing 1 (PDF), page 454	Every 30,000 mi(48,000 km)

Severe service schedule

Use this if you tow, idle a lot, drive short trips in the cold, or run in dust.

Service	When
Change engine oil and filter as indicated by the instrument cluster display and perform services listed in the Normal Scheduled Maintenance chart. Applies to: Towing a Trailer or Using a Car-top Carrier Source: Owner’s Manual Printing 1 (PDF), page 456	As required
Change engine oil and filter. Applies to: Operating in Dusty or Sandy Conditions Such as Unpaved or Dusty Roads Source: Owner’s Manual Printing 1 (PDF), page 457	Every 5,000 mi(8,000 km)
Inspect engine air filter. Replace as required. Applies to: Towing a Trailer or Using a Car-top Carrier Source: Owner’s Manual Printing 1 (PDF), page 456	Every 15,000 mi(24,000 km)
Replace cabin air filter. Applies to: Towing a Trailer or Using a Car-top Carrier Source: Owner’s Manual Printing 1 (PDF), page 456	Inspect frequently, service as required

Oil life & reset procedures

Oil change indicator reset

Before you start

Use the information display controls on the steering wheel to reset the oil change indicator.
From the main menu scroll to:

Steps

Press the right arrow button, then from this menu scroll to the following message. [Settings]
Press OK [Advanced Settings]
Press the right arrow button, then from this menu scroll to the following message. [Vehicle]
Press the right arrow button, then from this menu scroll to the following message. [Oil Life]

Source: Owner’s Manual Printing 1 (PDF), page 263

Fuse box locations & fuse chart

Passenger Compartment Fuse Panel

Where to find it

Passenger Compartment Fuse Panel The fuse panel is in the right-hand side of the passenger footwell behind a trim panel and plastic key code card.

To remove the trim panel, lift it from the rear retaining hooks, while pulling it toward you and swinging it away from the side.

Source: Owner’s Manual Printing 1 (PDF), page 252

Diagrams in the manual

Owner’s Manual Printing 1 (PDF), page 252

What each fuse protects

Fuse	Amps	Protects	Source
1	—	Not used	p.253
2	10A	Power windows. Electrochromic mirror. Power door locks.	p.253
3	7.5A	Power mirrors (base). Memory seats (base). Not used (GT500).	p.253
4	20A	Not used (spare)	p.253
5	—	Not used	p.253
6	10A	Not used (spare)	p.253
7	10A	Not used (spare)	p.253
8	5A	Telematic control unit - modem	p.253
9	5A	Not used	p.253
10	—	Not used	p.253
11	—	Not used	p.253
12	7.5A	Electronic control panel. Gateway module. Gear shift module (GT500).	p.253
13	7.5A	Steering column control module. Instrument cluster.	p.253
14	15A	Not used	p.253
15	15A	SYNC. Gauges.	p.253
16	—	Not used	p.253
17	7.5A	Headlamp leveling switch (base). Not used (GT500).	p.253
18	7.5A	Not used	p.253
19	5A	Not used	p.253
20	5A	Intrusion sensor module. 253	p.253
21	5A	In-vehicle temperature and humidity sensor	p.254
22	5A	Auxiliary body module	p.254
23	30A	Amplifier	p.254
24	30A	Vehicle dynamics module	p.254
25	20A	Ambient lighting module (base). Auxiliary body module.	p.254
26	30A	Right-hand front-window motor (power distribution module). Passenger door control unit.	p.254
27	30A	Left-hand rear-window power (base). Not used (GT500).	p.254
28	30A	Right-hand rear-window power (base). Not used (GT500).	p.254
29	15A	Gateway module (base). Not used (spare) (GT500).	p.254
30	5A	Not used (spare)	p.254
31	10A	Remote keyless entry	p.254
32	20A	Audio unit	p.254
33	—	Not used	p.254
34	30A	Run/start bus	p.254
35	5A	Power distribution box run/start relay (base). Not used (GT500).	p.254
36	15A	Front camera (base). Not used (GT500).	p.254
37	20A	Heated steering wheel module (base). Not used (GT500).	p.254

Power Distribution Box

Where to find it

The power distribution box is in the engine compartment.

Source: Owner’s Manual Printing 1 (PDF), page 246

What each fuse protects

Fuse	Amps	Protects	Source
1	—	Electronic fan 1 (GT500). Not used (base).	p.247
2	—	Not used	p.247
3	—	Electronic fan 1 (base). Not used (GT500).	p.247
4	—	Electronic fan 3 (base). Not used (GT500).	p.247
5	—	Automatic brake system pump	p.247
6	—	Body control module	p.247
7	—	Body control module	p.247
8	—	Body control module	p.247
9	—	Rear window defroster	p.247
10	—	Blower motor	p.247
11	—	Left-hand front window	p.247
12	—	Driver seat	p.247
13	—	Passenger seat	p.247
14	—	Climate controlled seat module	p.247
15	—	Convertible top slave motor (base). Not used (GT500).	p.247
16	—	Charge air cooler pump (GT500). Not used (base). 247	p.247
17	—	Convertible top master motor (base). Not used (GT500).	p.248
18	—	Not used. Steering column lock relay (base).	p.248
19	—	Transmission control unit (GT500)	p.248
20	—	Brake on-off switch	p.248
21	—	Horn	p.248
22	—	Powertrain control module relay	p.248
23	—	Air conditioning clutch	p.248
24	—	Voltage quality module	p.248
25	—	Steering column lock relay (GT500). Not used (base).	p.248
26	—	Windshield wiper motor	p.248
27	—	Not used	p.248
28	—	Automatic brake system valve	p.248
29	—	Not used	p.248
30	—	Starter motor solenoid	p.248
31	—	Not used	p.248
32	—	Latch relay coil. Run/start (base).	p.248
33	—	Left-hand high-intensity discharge head- lamps (GT500)	p.248
34	—	Exhaust valves. 248	p.248
35	—	Right-hand high-intensity discharge head- lamps (GT500). Not used (base).	p.249
36	—	Alternator sense	p.249
37	—	Not used	p.249
38	—	Vehicle power 1	p.249
39	—	Not used	p.249
40	—	Vehicle power 2	p.249
41	—	Fuel injectors	p.249
42	—	Vehicle power 3	p.249
43	—	Not used. Vehicle power 4 (base).	p.249
44	—	Vehicle power 4 (GT500)	p.249
45	—	Not used	p.249
46	—	Differential pump (Mach 1, GT500). Not used (base).	p.249
47	—	Not used	p.249
48	—	Fuel pump #2 (GT500). Not used (base).	p.249
49	—	Fuel pump	p.249
50	—	Steering column lock relay	p.249
51	—	Not used	p.249
52	—	Horn relay	p.249
53	—	Cigar lighter. 249	p.249
54	—	Auxiliary power point	p.250
55	—	Electronic fan 2 (base). Not used (GT500).	p.250
56	—	Not used	p.250
57	—	Air conditioning clutch relay	p.250
58	—	Not used	p.250
59	—	Exhaust valves relay	p.250
60	—	Powertrain control module	p.250
61	—	Not used	p.250
62	—	Anti-lock brakes run/start switch	p.250
63	—	Not used	p.250
64	—	Electronic power assist steering	p.250
65	—	Not used. Blind spot information system. Rear view camera.	p.250
66	—	Rear window defroster relay coils. Vehicle dynamics module.	p.250
67	—	Not used	p.250
68	—	Headlamp leveling switch (base). Signature lighting (GT500).	p.250
69	—	Cigar lighter relay. Auxiliary power point relay.	p.250
74	—	Mass air flow sensor (base). Not used (GT500).	p.250
75	—	Rain sensor module (base). 250	p.250
76	—	Rear window defroster relay	p.251
77	—	Electronic cooling fan 2 relay (base). Not used (GT500).	p.251
78	—	Run/start relay (base). Not used (GT500).	p.251
79	—	Charge air cooler pump relay (GT500). Not used (base).	p.251
80	—	Windshield wiper relay	p.251
81	—	Starter motor solenoid relay	p.251
82	—	Powertrain control module relay	p.251
83	—	Cooling fan relay (GT500). Not used (base).	p.251
87	—	Heated exterior mirrors	p.251
88	—	Not used	p.251
89	—	Electronic fan 1 relay (base). Not used (GT500).	p.251
90	—	Differential pump relay (Mach 1, GT500). Not used (base).	p.251
91	—	Electronic fan 3 relay (base). Not used (GT500).	p.251
92	—	Blower motor relay	p.251
93	—	Fuel pump #2 relay (GT500). 251	p.251
94	—	Fuel pump relay	p.252

More fuse pages in the manual

Diagrams and printed legends we can’t host. Check the box name printed on a diagram before counting positions.

Not on this page

Fluids & capacities: We're still checking these figures.

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Other Ford Mustang years

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