In this article, we focus on the second-generation Acura MDX (chassis code YD2) , a luxury mid-size SUV produced from 2007 to 2013 . Renowned for its blend of powerful performance, advanced technology, and family-friendly versatility, this generation of the Acura MDX set a benchmark in the premium SUV segment.
Here, you will find detailed fuse box diagrams for Acura MDX models produced in 2007, 2008, 2009, 2010, 2011, 2012 and 2013 . These diagrams are essential for understanding the vehicle’s electrical systems and are a valuable resource for anyone involved in maintenance, troubleshooting, or repairs. This generation of the MDX is known for its dependability and innovative features, continuing to be a favorite among owners.
This article serves as a practical guide to understanding the electrical system of the second-generation Acura MDX, ensuring that owners and technicians alike have the necessary insights to maintain and optimize the functionality of this highly regarded luxury SUV.
The cigar lighter and power outlet fuses in the Acura MDX are as follows:
Fuses No.3–6 in the Primary Under-Hood Fuse Box (Rear ACC Socket).Fuse No.9 in the Interior Fuse Box (Front ACC Socket).Fuse No.5 in the Rear Fuse Box (Rear ACC Socket).Fuse No.4 in the Primary Under-Hood Fuse Box (Front ACC Socket, for models 2010–2013 ).
Fuse Data
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The interior fuse box is underneath the dashboard on the driver’s side.
Fuse Data
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The rear fuse box is located at the left side of cargo area.
Fuse Data
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The primary under-hood fuse box is located next to the battery.
Fuse Data
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The secondary under-hood fuse box is on the passenger’s side.
The sub fuse box is on the passenger’s side (under-hood).
Assignment of the fuses in the passenger compartment (2007, 2008, 2009)
Fuse Data
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No. Amps. Circuits Protected 1 7.5 A TPMS 2 10 A Driver’s Lumber Support Motor 3 10 A 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 ABSVSA 30 10 A A/C 31 15 A Headlight Auto Leveling, Rear Wiper, Windshield/ Rear Washer 32 10 A ACC 33 — Not Used Auxiliary: 1 7.5 A Starter DIAG 2 7.5 A STS
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Assignment of the fuses in the rear fuse box (2007, 2008, 2009)
Fuse Data
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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 Cargo Area Light 9 30 A SH-AWD 10 30 A Rear Defroster 11 40 A Power Tailgate
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Assignment of the fuses in the primary under-hood fuse box (2007, 2008, 2009)
Fuse Data
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No. Amps. Circuits Protected 1 120 A Main fuse 1 — 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 (Canadian model) 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
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Assignment of the fuses in the secondary under-hood fuse box (2007, 2008, 2009)
Fuse Data
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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 (Canadian model) 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)
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Assignment of the fuses in the passenger compartment (2010, 2011)
Fuse Data
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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 (Holder #1) 1 7.5 A Starter DIAG 2 7.5 A SH-AWD Auxiliary (Holder #2) 1 7.5 A STS 2 7.5 A ODS
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Assignment of the fuses in the rear fuse box (2010, 2011)
Fuse Data
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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
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Assignment of the fuses in the primary under-hood fuse box (2010, 2011)
Fuse Data
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No. Amps. Circuits Protected 1 120 A Main fuse 1 – 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 (Canadian model) 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 (If equipped) 6 30 A EPT-R (If equipped) 7 30 A Active Damper Control Unit (If equipped) 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 (If equipped) 15 20 A A/C Inverter
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Assignment of the fuses in the secondary under-hood fuse box (2010, 2011)
Fuse Data
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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 ICP 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 (Canadian model) 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)
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Assignment of the fuses in the sub fuse box (2010-2013)
Fuse Data
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No. Amps. Circuits Protected 1 10 A ACC/CMBS, BSI, ADS, EPT, AVS
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Assignment of the fuses in the passenger compartment (2012, 2013)
Fuse Data
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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 (Holder #1) 1 7.5 A Starter DIAG 2 7.5 A SH-AWD Auxiliary (Holder #2) 1 7.5 A STS 2 7.5 A ODS
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Assignment of the fuses in the rear fuse box (2012, 2013)
Fuse Data
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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
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Assignment of the fuses in the primary under-hood fuse box (2012, 2013)
Fuse Data
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No. Amps. Circuits Protected 1 120 A Main fuse 1 – Not Used 2-1 30 A ADS (If equipped) 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 (Canadian model) 3-4 50 A Ignition Switch Main 3-5 50 A Power Window 3-6 60A 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 (If equipped) 6 30 A EPT-R (If equipped) 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 (If equipped) 15 20 A A/C Inverter
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Assignment of the fuses in the secondary under-hood fuse box (2012, 2013)
Fuse Data
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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 (Canadian model) 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)
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Assignment of the fuses in the sub fuse box (2010-2013)
Fuse Data
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No. Amps. Circuits Protected 1 10 A ACC/CMBS, BSI, ADS, EPT, AVS
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