Acura MDX 2020 Fuse Box Info
Passenger compartment fuse box location:
The interior fuse box A is located under the dashboard on the driver’s side. The interior fuse box B is located under the A fuse box, on the side panel on the driver’s side (Not available on all models). The interior fuse box C is on the lower side panel on the passenger’s side.
Engine compartment fuse box location:
Luggage compartment fuse box location:
The rear fuse box is located at the left side of cargo area.
Fuse Box Diagram | Layout
Passenger compartment fuse box A:
| Fuse/Relay N° | Rating | Functions |
| 1 | 10A | AS Door Lock |
| 2 | 7.5A | RR DR Door Lock |
| 3 | 7.5A | DR Door Lock |
| 4 | 10A | FR AS Door Unlock |
| 5 | 7.5A | RR DR Door Unlock |
| 6 | 7.5A | DR Door Unlock |
| 7 | 20A | D/L Main |
| 8 | - | - |
| 9 | 20A | ETS TELE |
| 10 | 15A | IG1 RR |
| 11 | 7.5A | Shifter |
| 12 | 20A | IG1 FR |
| 13 | 7.5A | ACC |
| 14 | - | - |
| 15 | 20A | DR P/Seat (SLI) |
| 16 | 20A | S/R |
| 17 | 20A | RR DR P/W |
| 18 | 10A | Smart |
| 19 | 20A | FR DR P/W |
| 20 | - | - |
| 21 | 20A | Fuel Pump |
| 22 | 15A | IG1 AS |
| 23 | 7.5A | Smart |
| 24 | 7.5A | ACG AS |
| 25 | - | - |
| 26 | 7.5A | IG2 HAC |
| 27 | 7.5A | DRL |
| 28 | 7.5A | ACC Key Lock |
| 29 | 7.5A | DR P/Seat (LUM) |
| 30 | 7.5A | INT Lights |
| 31 | 20A | ETS TILT |
| 32 | 20A | DR P/Seat (REC) |
| 33 | - | - |
| 34 | - | - |
Passenger compartment fuse box B:
| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | VST 1 |
| 2 | 10A | Horn |
| 3 | 30A | VST 2 |
| 4 | - | - |
| 5 | - | - |
| 6 | - | - |
| 7 | - | - |
| 8 | - | - |
| 9 | 10A | Meter |
| 10 | 10A | RES/CP/AA* |
| 11 | 7.5A | MICU |
| 12 | 7.5A | EPS/VSA |
| 13 | 7.5A | Audio/TCU |
| 14 | 10A | Back Up |
| 15 | 20A | Audio/ANC |
* Not available on all models
Passenger compartment fuse box C:
| Fuse/Relay N° | Rating | Functions |
| 1 | (30A) | EPTR* |
| 2 | 20A | RR AS P/W |
| 3 | 20A | ACM |
| 4 | (15A) | FR DEF* |
| 5 | 20A | AVS Heated Seat |
| 6 | 20A | FR AS P/W |
| 7 | 20A | AS P/Seat (SLI) |
| 8 | 20A | AS P/Seat (REC) |
| 9 | (7.5A) | AS P/Seat (LUM) |
| 10 | 5A | Spare |
| 11 | (10A) | Heated Steering* |
| 12 | - | - |
| 13 | - | - |
| 14 | 20A | RR ACC Socket |
| 15 | 20A | FR ACC Socket |
| 16 | - | - |
| 17 | - | - |
| 18 | 30A | AMP |
| 19 | 10A | SRS |
| 20 | 7.5A | AS ECU |
| 21 | 7.5A | Option |
| 22 | - | - |
| 23 | - | - |
| 24 | 7.5A | OPDS |
| 25 | 5A | ILLUMI (INT) |
| 26 | (30A) | EPTL* |
| 27 | 20A | CTR ACC Socket |
| 28 | (30A) | AC INVTR* |
* Not available on all models
Engine compartment fuse box A:
| Fuse/Relay N° | Rating | Functions |
| 1 | 7.5A | STRLD |
| 2 | - | - |
| 3 | 15A | ACG FR |
| 4 | 15A | Washer |
| 5 | (7.5A) | IG1 OP |
| 6 | 7.5A | ECU FR |
| 7 | 7.5A | Starter |
| 8 | 15A | FI Sub |
| 9 | 15A | DBW |
| 10 | 15A | FI Main |
| 11 | 15A | IG Coil |
| 12 | 10A | DRL R |
| 13 | 10A | DRL L |
| 14 | 20A | Injector |
| 15 | - | - |
| 16 | 10A | Back Up |
| 17 | (7.5A) | MG Clutch |
| 18 | (7.5A) | FR Fog* |
| 19 | - | - |
| 20 | 7.5A | H/L HI R |
| 21 | - | - |
| 22 | 10A | Small |
| 23 | - | - |
| 24 | 7.5A | H/L HI L |
| 25 | 15A | SBW |
| 26 | 10A | H/L LO R |
| 27 | 10A | H/L LO L |
| 28 | 7.5A | Oil LVL |
| 29 | 30A | Main Fan |
| 30 | 30A | Sub Fan |
| 31 | 30A | Wiper Main |
* Not available on all models
Engine compartment fuse box B:
| Fuse/Relay N° | Rating | Functions |
| 1 | 150A | Main Fuse |
| 2 |
40A 20A 30A 30A 60A 60A 60A 60A |
VSA MTR VSA FSR Hazard RR BLOWER&BMS DC/DC 3 RR F/B-2 AS F/B-2 EPS |
| 3 |
(30A) 30A 60A 50A 50A 60A 30A 50A |
H/L Washer* IG1B Main R/B Main DR F/B 1 AS F/B 1 RR F/B-1 IG1A Main DR F/B 2 |
| 4 | 40A | FI Main |
| 5 | 40A | FR Blower |
| 6 | 40A | RR DEF |
| 7 | 30A | IG1 Main ST |
| 8 | - | - |
| 9 | 10A | Hazard |
| 10 | 7.5A | BMS |
| 11 | - | - |
* Not available on all models
Engine compartment fuse box C (Located near the + terminal on the battery):
| Fuse/Relay N° | Rating | Functions |
| 60A | Fan Main |
Luggage compartment fuse box:
| Fuse/Relay N° | Rating | Functions |
| 1 | 20A | PTG Closer |
| 2 | - | - |
| 3 | 15A | USB CHARGE |
| 4 | 7.5A | Fuel Lid |
| 5 | 20A | Seat Slide |
| 6 | - | - |
| 7 | (20A) | RR Heat Seat* |
| 8 | - | - |
| 9 | - | - |
| 10 | - | - |
| 11 | - | - |
| 12 | 10A | Rear Wiper |
| 13 | 7.5A | Rear ECU |
| 14 | (20A) | SH-AWD* |
| 15 | 30A | EPB-R |
| 16 | 30A | EPB-L |
| 17 | - | - |
| 18 | 40A | PTG MTR |
* Not available on all models
