Acura MDX (2007 – 2013) Fuse Box Diagrams & Location User Guide
This resource is dedicated to helping owners of the Acura MDX from model years 2007 through 2013 effectively diagnose and resolve common electrical issues by focusing on the vehicle’s fuse and relay boxes.
Fuse Box Locations
Engine Compartment Fuse Box
- Primary Under-Hood Fuse Box:
The primary under-hood fuse box is located next to the battery.
- Secondary Under-Hood Fuse Box:
The secondary under-hood fuse box is on the passenger’s side.
The sub fuse box is on the passenger’s side (under-hood).
(U.S. Advance Package, Advance Package with Entertainment, and Canadian Elite Package models).
Passenger Compartment Fuse Box
Interior Fuse Box:
The interior fuse box is underneath the dashboard on the driver’s side. To remove the fuse box lid, put your finger in the notch on the lid, pull it toward you, and take it out of its hinges.
Luggage Compartment
Rear Fuse Box:
The rear fuse box is located on the left side ofcargo area.
Engine Compartment Fuse Box Diagram
Acura MDX (2007,2008 and 2009)
Primary Under-Hood Fuse Box:
| No. | Amps. | Circuits Protected |
| 1 | 120 A | Main fuse |
| — | Not Used | |
| 2-1 | — | Not Used |
| 2-2 | — | Not Used |
| 2-3 | 30 A | Rear Blower Motor |
| 2-4 | 40 A | ABS VSA |
| 2-5 | 40 A | Trailer Main |
| 2-6 | 40 A | Power Seats, Driver’s Position Memory System, Subwoofer |
| 2-7 | 40 A | Front Heated Seat, TPMS, Moonroof, Driver’s Lumber Support |
| 2-8 | — | Not Used |
| 3-1 | 60 A | Fog Lights, Front Blower Motor |
| 3-2 | 40 A | Headlights, Daytime Running Lights |
| 3-3 | 60 A | Cooling Fan, Condenser Fan, MG Clutch, Headlight Washer* |
| 3-4 | 50 A | Ignition Switch Main |
| 3-5 | 50 A | Power Window |
| 3-6 | 60 A | SH-AWD, Power Tailgate Open/Closer, Rear ACC Socket, Cargo Area Light, Rear Defroster |
| 3-7 | 30 A | ECU (PCM) |
| 3-8 | — | Not Used |
| 4 | 40 A | Audio, Door Lock, Interior Lights |
| 5 | — | Not Used |
| 6 | — | Not Used |
| 7 | 30 A | Active Damper Control Unit |
| 8 | 30 A | Audio Amplifier |
| 9 | 7.5 A | Rear Entertainment System |
| 10 | 15 A | Hazard |
| 11 | 15 A | Horn, Stop |
| 12 | 20 A | ABS VSA |
| 13 | 20 A | Trailer (Brake) |
| 14 | 20 A | Rear Heated Seat |
| 15 | 20 A | A/C Inverter |
Secondary Under-Hood Fuse Box:
| No. | Amps. | Circuits Protected |
| 1 | 10 A | Left Daytime Running Light |
| 2 | 10 A | Right Daytime Running Light |
| 3 | 10 A | Left Headlight High |
| 4 | 10 A | Right Headlight High |
| 5 | 7.5 A | Small Lights (Exterior) |
| 6 | 30 A | Headlight Low Main |
| 7 | 7.5 A | Cooling Fan Timer |
| 8 | 15 A | IGP |
| 9 | 15 A | IG Coil |
| 10 | 15 A | DBW |
| 11 | 15 A | AFHT |
| 12 | 40 A | Front Blower Motor |
| 13 | 20 A | Fog lights |
| 14 | 30 A | Headlight Washer* |
| 15 | 30 A | Condenser Fan |
| 16 | 30 A | Cooling Fan |
| 17 | 7.5 A | MG Clutch |
| 18 | 15 A | Left Headlight Low |
| 19 | 15 A | Right Headlight Low |
| 22 | 7.5 A | Small Lights (Interior) |
Acura MDX (2010 and 2011)
Primary Under-Hood Fuse Box:
| No. | Amps. | Circuits Protected |
| 1 | 120 A | Main fuse |
| — | Not Used | |
| 2 – 1 | — | Not Used |
| 2 – 2 | 30 A | SH-AWD |
| 2 – 3 | 30 A | Rear Blower Motor |
| 2 – 4 | 40 A | ABS VSA |
| 2 – 5 | 40 A | Trailer Main |
| 2 – 6 | 40 A | Power Seats, Driver’s Position Memory System, Subwoofer, Telescopic Steering Wheel |
| 2 – 7 | 40 A | Front Heated Seat, TPMS, Moonroof, Driver’s Lumbar Support |
| 2 – 8 | — | Not Used |
| 3 – 1 | 60 A | Fog Lights, Front Blower Motor, Interior Light |
| 3 – 2 | 40 A | Headlights, Daytime Running Lights |
| 3 – 3 | 60 A | Cooling Fan, Condenser Fan, MG Clutch, Headlight Washer*¹ |
| 3 – 4 | 50 A | Ignition Switch Main |
| 3 – 5 | 50 A | Power Window |
| 3 – 6 | 60 A | Power Tailgate Opener/Closer, Rear ACC Socket, Interior Light, Rear Defroster |
| 3 – 7 | 30 A | ECU (PCM) |
| 3 – 8 | 30 A | TECH |
| 4 | 40 A | Audio, Door Lock, Interior Lights, Front ACC Socket |
| 5 | 30 A | EPT-L*² |
| 6 | 30 A | EPT-R*² |
| 7 | 30 A | Active Damper Control Unit*² |
| 8 | 30 A | Audio Amplifier |
| 9 | 7.5 A | Battery Sensor |
| 10 | 15 A | Hazard |
| 11 | 15 A | Horn, Stop |
| 12 | 20 A | ABS VSA |
| 13 | 20 A | Trailer (Brake) |
| 14 | 20 A | Rear Heated Seat*² |
| 15 | 20 A | A/C Inverter |
Secondary Under-Hood Fuse Box:
| No. | Amps. | Circuits Protected |
| 1 | 10 A | Left Daytime Running Light |
| 2 | 10 A | Right Daytime Running Light |
| 3 | 10 A | Left Headlight High |
| 4 | 10 A | Right Headlight High |
| 5 | 7.5 A | Small Lights (Exterior) |
| 6 | 30 A | Headlight Low Main |
| 7 | 7.5 A | Cooling Fan Timer |
| 8 | 15 A | IGP |
| 9 | 15 A | IG Coil |
| 10 | 15 A | DBW |
| 11 | 15 A | AFHT |
| 12 | 40 A | Front Blower Motor |
| 13 | 20 A | Fog lights |
| 14 | 30 A | Headlight Washer* |
| 15 | 30 A | Condenser Fan |
| 16 | 30 A | Cooling Fan |
| 17 | 7.5 A | A/C Clutch |
| 18 | 15 A | Left Headlight Low |
| 19 | 15 A | Right Headlight Low |
| 22 | 7.5 A | Small Lights (Interior) |
SUB FUSE BOX
U.S. Advance Package, Advance Package with Entertainment, and Canadian Elite Package models
| No. | Amps. | Circuits Protected |
| 1 | 10 A | ACC/CMBS, BSI, ADS, EPT, AVS |
Acura MDX (2012 and 2013)
Primary Under-Hood Fuse Box:
| No. | Amps. | Circuits Protected |
| 1 | 120 A | Main fuse |
| — | Not Used | |
| 2 – 1 | 30 A | ADS*² |
| 2 – 2 | 30 A | SH-AWD |
| 2 – 3 | 30 A | Rear Blower Motor |
| 2 – 4 | 40 A | ABS VSA |
| 2 – 5 | 40 A | Trailer Main |
| 2 – 6 | 40 A | Power Seats, Driver’s Position Memory System, Subwoofer, Telescopic Steering Wheel |
| 2 – 7 | 40 A | Front Heated Seat, TPMS, Moonroof, Driver’s Lumbar Support |
| 2 – 8 | — | — |
| 3 – 1 | 60 A | Fog Lights, Front Blower Motor, Interior Light |
| 3 – 2 | 40 A | Headlights, Daytime Running Lights |
| 3 – 3 | 60 A | Cooling Fan, Condenser Fan, MG Clutch, Headlight Washer*¹ |
| 3 – 4 | 50 A | Ignition Switch Main |
| 3 – 5 | 50 A | Power Window |
| 3 – 6 | 60 A | Power Tailgate Opener/Closer, Rear ACC Socket, Interior Light, Rear Defroster |
| 3 – 7 | 30 A | ECU (PCM) |
| 3 – 8 | 30 A | TECH |
| 4 | 40 A | Audio, Door Lock, Interior Lights, Front ACC Socket |
| 5 | 30 A | EPT-L*² |
| 6 | 30 A | EPT-R*² |
| 7 | 30 A | FI ECU |
| 8 | 30 A | Audio Amplifier |
| 9 | 7.5 A | Battery Sensor |
| 10 | 15 A | Hazard |
| 11 | 15 A | Horn, Stop |
| 12 | 20 A | ABS VSA |
| 13 | 20 A | Trailer (Brake) |
| 14 | 20 A | Rear Heated Seat*² |
| 15 | 20 A | A/C Inverter |
Secondary Under-Hood Fuse Box:
| No. | Amps. | Circuits Protected |
| 1 | 10 A | Left Daytime Running Light |
| 2 | 10 A | Right Daytime Running Light |
| 3 | 10 A | Left Headlight High |
| 4 | 10 A | Right Headlight High |
| 5 | 7.5 A | Small Lights (Exterior) |
| 6 | 30 A | Headlight Low Main |
| 7 | 7.5 A | Cooling Fan Timer |
| 8 | 15 A | IGP |
| 9 | 15 A | IG Coil |
| 10 | 15 A | DBW |
| 11 | 15 A | AFHT |
| 12 | 40 A | Front Blower Motor |
| 13 | 20 A | Fog Lights |
| 14 | 30 A | Headlight Washer* |
| 15 | 30 A | Condenser Fan |
| 16 | 30 A | Cooling Fan |
| 17 | 7.5 A | A/C Clutch |
| 18 | 15 A | Left Headlight Low |
| 19 | 15 A | Right Headlight Low |
| 22 | 7.5 A | Small Lights (Interior) |
SUB FUSE BOX
If equipped
| No. | Amps. | Circuits Protected |
| 1 | 10 A | ACC/CMBS, BSI, ADS, EPT, AVS |
Passenger Compartment Fuse Box Diagram
Acura MDX (2007,2008 and 2009)
INTERIOR FUSE BOX
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | TPMS |
| 2 | 10 A | Driver’s Lumber Support Motor |
| 3 | 10 A (2007 – 2008)
15 A (2009) |
Moonroof |
| 4 | 20 A | Front Heated Seats |
| 5 | 10 A | Audio |
| 6 | 7.5 A | Interior Light |
| 7 | 10 A | Interior Light, Moonroof |
| 8 | 20 A | Door Lock |
| 9 | 15 A | ACC Socket |
| 10 | 15 A | IG Coil |
| 11 | 30 A | Windshield Wiper |
| 12 | 10 A | Subwoofer |
| 13 | 20 A | Passenger’s Power Recline |
| 14 | 20 A | Driver’s Power Slide |
| 15 | 20 A | Telescope Steering Wheel |
| 16 | 20 A | Driver’s Power Recline |
| 17 | 20 A | Passenger’s Power Slide |
| 18 | 10 A | Alternator |
| 19 | 20 A | Fuel Pump |
| 20 | 7.5 A | SH-AWD, Active Damper Control Unit |
| 21 | 7.5 A | Gauges |
| 22 | 10 A | SRS |
| 23 | — | Not Used |
| 24 | 20 A | Left Rear Power Window |
| 25 | 20 A | Right Rear Power Window |
| 26 | 30 A | Passenger’s Power Window |
| 27 | 30 A | Driver’s Power Window |
| 28 | 20 A | Tilt Steering Wheel |
| 29 | 10 A | ABS VSA |
| 30 | 10 A | A/C |
| 31 | 15 A | Headlight Auto Leveling, Rear Wiper, Windshield/Rear Washer |
| 32 | 10 A | ACC |
| 33 | — | Not Used |
Auxiliary
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | Starter DIAG |
| 2 | 7.5 A | STS |
Acura MDX (2010 and 2011)
INTERIOR FUSE BOX
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | TPMS |
| 2 | 10 A | Driver’s Lumbar Support Motor |
| 3 | 15 A | Moonroof |
| 4 | 20 A | Front Heated Seats |
| 5 | 10 A | Audio |
| 6 | 7.5 A | Interior Light |
| 7 | 10 A | Back Up |
| 8 | 20 A | Door Lock |
| 9 | 15 A | ACC Socket |
| 10 | 15 A | IG Coil |
| 11 | 30 A | Windshield Wiper |
| 12 | 10 A | Subwoofer |
| 13 | 20 A | Passenger’s Power Recline |
| 14 | 20 A | Driver’s Power Slide |
| 15 | 20 A | Telescopic Steering Wheel |
| 16 | 20 A | Driver’s Power Recline |
| 17 | 20 A | Passenger’s Power Slide |
| 18 | 10 A | Alternator |
| 19 | 20 A | Fuel Pump |
| 20 | 10 A | SH-AWD, ODS |
| 21 | 7.5 A | Gauges |
| 22 | 10 A | SRS |
| 23 | – | Not Used |
| 24 | 20 A | Left Rear Power Window |
| 25 | 20 A | Right Rear Power Window |
| 26 | 30 A | Passenger’s Power Window |
| 27 | 30 A | Driver’s Power Window |
| 28 | 20 A | Tilt Steering Wheel |
| 29 | 10 A | ABS VSA |
| 30 | 10 A | A/C |
| 31 | 15 A | Washer |
| 32 | 10 A | ACC |
| 33 | – | Not Used |
Auxiliary (Holder1)
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | Starter DIAG |
| 2 | 7.5 A | STS (2010)
SH-AWD (2011) |
Auxiliary (Holder 2)
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | SH-AWD (2010)
STS (2011) |
| 2 | 7.5 A | ODS |
Acura MDX (2012 and 2013)
INTERIOR FUSE BOX
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | TPMS |
| 2 | 10 A | Driver’s Lumbar Support Motor |
| 3 | 15 A | Moonroof |
| 4 | 20 A | Front Heated Seats |
| 5 | 10 A | Audio |
| 6 | 7.5 A | Interior Light |
| 7 | 10 A | Back Up |
| 8 | 20 A | Door Lock |
| 9 | 15 A | ACC Socket |
| 10 | 15 A | IG Coil |
| 11 | 30 A | Windshield Wiper |
| 12 | 10 A | Subwoofer |
| 13 | 20 A | Passenger’s Power Recline |
| 14 | 20 A | Driver’s Power Slide |
| 15 | 20 A | Telescopic Steering Wheel |
| 16 | 20 A | Driver’s Power Recline |
| 17 | 20 A | Passenger’s Power Slide |
| 18 | 10 A | Alternator |
| 19 | 20 A | Fuel Pump |
| 20 | 10 A | SH-AWD, ODS |
| 21 | 7.5 A | Gauges |
| 22 | 10 A | SRS |
| 23 | — | Not Used |
| 24 | 20 A | Left Rear Power Window |
| 25 | 20 A | Right Rear Power Window |
| 26 | 30 A | Passenger’s Power Window |
| 27 | 30 A | Driver’s Power Window |
| 28 | 20 A | Tilt Steering Wheel |
| 29 | 10 A | ABS VSA |
| 30 | 10 A | A/C |
| 31 | 15 A | Washer |
| 32 | 10 A | ACC |
| 33 | — | Not Used |
Auxiliary (Holder1)
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | Starter DIAG |
| 2 | 7.5 A | SH-AWD |
Auxiliary (Holder 2)
| No. | Amps. | Circuits Protected |
| 1 | 7.5 A | STS |
| 2 | 7.5 A | ODS |
Luggage Compartment Fuse Box
Acura MDX (2007,2008 and 2009)
REAR FUSE BOX
| No. | Amps. | Circuits Protected |
| 1 | — | Not Used |
| 2 | — | Not Used |
| 3 | — | Not Used |
| 4 | — | Not Used |
| 5 | 10 A | Rear ACC Socket |
| 6 | 20 A | Power Tailgate |
| 7 | — | Not Used |
| 8 | 10 A (2007 – 2008) 7.5 A (2009) |
Cargo Area Light |
| 9 | 30 A | SH-AWD |
| 10 | 30 A | Rear Defroster |
| 11 | 40 A | Power Tailgate |
Acura MDX (2010 and 2011)
REAR FUSE BOX
| No. | Amps. | Circuits Protected |
| 1 | — | Not Used |
| 2 | — | Not Used |
| 3 | — | Not Used |
| 4 | — | Not Used |
| 5 | 10 A | Rear ACC Socket |
| 6 | 20 A | Power Tailgate |
| 7 | — | Not Used |
| 8 | 7.5 A | Interior Light |
| 9 | — | Not Used |
| 10 | 30 A | Rear Defroster |
| 11 | 40 A | Power Tailgate |
Acura MDX (2012 and 2013)
REAR FUSE BOX
| No. | Amps. | Circuits Protected |
| 1 | – | Not Used |
| 2 | – | Not Used |
| 3 | – | Not Used |
| 4 | – | Not Used |
| 5 | 10 A | Rear ACC Socket |
| 6 | 20 A | Power Tailgate |
| 7 | – | Not Used |
| 8 | 7.5 A | Interior Light |
| 9 | – | Not Used |
| 10 | 30 A | Rear Defroster |
| 11 | 40 A | Power Tailgate |