Acura MDX Fuse Box: What Each Fuse Does
From the 2026 Acura MDX owner's manual. 4 fuse boxes listed.
Engine Compartment Fuse Box Type B
Location: Located near the brake fluid reservoir.
| Fuse | Amps | Circuit |
|---|---|---|
| 1 | 250 A | Main Fuse |
| 2 | 200 A | R/B ACG |
| 3 | 80 A | EPS |
| 4 | 40 A | VSA |
| 5 | 40 A | ESB |
| 6 | 60 A | RFC2 |
| 7 | 60 A | RFC1 |
Source: owner's manual, PDF page 730.
Driver's Side Interior Fuse Box Type B
Location: Located under the dashboard.
| Fuse | Amps | Circuit |
|---|---|---|
| A | 10 A | Meter |
| B | 10 A | AcuraWatchTM |
| C | 10 A | AIRCON |
| D | 10 A | Active Control Mount*1 |
| E | 10 A | Active Noise Canceling |
| F | 10 A | Steering Wheel Audio |
| G | 10 A | Infotainment |
Source: owner's manual, PDF page 733.
Passenger's Side Interior Fuse Box
Location: Located on the lower side panel.
| Fuse | Amps | Circuit |
|---|---|---|
| 1 | – | − |
| 2 | 10 A | A/C Compressor |
| 3 | 10 A | Heated Steering Wheel* |
| 4 | 15 A | Heated Windshield* |
| 5 | 10 A | Fog Lights* |
| 6 | 15 A | FI Sub |
| 7 | 20 A | Front Seat Heaters |
| 8 | – | − |
| 9 | – | − |
| 10 | 20 A | Second Row Seat Heaters* |
| 11 | 20 A | Accessory Power Socket (on the rear of the Console Compartment) |
| 12 | 20 A | Accessory Power Socket (Front Console) |
Source: owner's manual, PDF page 734.
Rear Fuse Box Type B
Location: Located on the battery in the cargo area.
| Fuse | Amps | Circuit |
|---|---|---|
| B | 450 A | Battery |
| C | 150 A | − |
| D | 200 A | Jump Start Box |
| E | 80 A | − |
| F | 70 A | Rear Fuse Box 1 |
| G | 60 A | Fuse Box 2 |
| H | 70 A | Rear Fuse Box 2 |
Source: owner's manual, PDF page 737.
Listings are copied as text from the manual's fuse tables (AI-assisted; every circuit name was matched against the cited pages 2026-10-18). Fuse layouts can differ by trim and year; check the label on the fuse box cover before replacing a fuse, and always use the same amp rating.
Confirm with your own manual, dipstick or door-jamb label.
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