Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA2018MDX BASEREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMESEATSSEATS - SERVICE, TESTING AND TROUBLESHOOTING (EXCEPT HYBRID)
2018 Acura MDX Base
Seats - Service, Testing And Troubleshooting (Except Hybrid)
2018 Acura MDX BaseSECTION Seats - Service, Testing And Troubleshooting (Except Hybrid)
- Component Location Index
- Power Lumbar Support Component Location Index (2014 2015 2016 2017 2018)
- Power Lumbar Support Component Location Index (2019 2020)
- Power Seats Component Location Index
- Seat Heaters Component Location Index (2014 2015 2016)
- Seat Heaters Component Location Index (2017 2018 2019 2020)
- Seats Component Location Index (2014 2015 2016)
- Seats Component Location Index (2017 2018 2019 2020)
- Second Row Seat with One-Touch Access Component Location Index (2017 2018 2019 2020)
- Second Row Seat with One-Touch Access Component Location Index (2014 2015 2016)
- Ventilated Seats Component Location Index
- Input Test
- Driving Position Memory System (Door Multiplex Control Unit, Power Mirror Control Unit, Power Seat Control Unit, and Power Tilt/Telescopic Steering Control Unit) Input Test (2014 2015)
- Front Seat Heater Control Unit Input Test (2014 2015)
- Front Seat Heater Control Unit Input Test (2016 2017 2018 2019 2020)
- Second Row Seat Heater Control Unit Input Test (2014 2015)
- Second Row Seat Heater Control Unit Input Test (2016 2017 2018 2019 2020)
- Ventilated Seat Control Unit Input Test (2014 2015)
- Ventilated Seat Control Unit Input Test (2016 2017 2018 2019 2020)
- Replacement
- Description & Operation
- Power Seats System Description - Overview
- Seat Heaters System Description - Control/Function (2014 2015 2016)
- Seat Heaters System Description - Control/Function (2017 2018 2019 2020)
- Seat Heaters System Description - Overview (2014 2015 2016)
- Seat Heaters System Description - Overview (2017 2018 2019 2020)
- Seat Heaters System Description - System Diagram
- Ventilated Seats System Description - Control/Function (2014 2015 2016)
- Ventilated Seats System Description - Control/Function (2017 2018 2019 2020)
- Ventilated Seats System Description - Overview
- Ventilated Seats System Description - System Diagram
- Test
- Driver's Power Seat Motor Test
- Front Passenger's Power Seat Adjustment Switch Test (2014 2015 2016 2017 2018)
- Front Passenger's Power Seat Adjustment Switch Test (2019 2020)
- Front Passenger's Power Seat Motor Test (2014 2015 2016 2017 2018)
- Front Passenger's Power Seat Motor Test (2019 2020)
- Power Lumbar Support Motor Test (2014 2015 2016 2017 2018)
- Power Lumbar Support Motor Test (2019 2020)
- Power Lumbar Support Switch Test (2014 2015 2016 2017 2018)
- Power Lumbar Support Switch Test (2019 2020)
- Seat Heater Test (2014 2015 2016)
- Seat Heater Test - Ventilated Seats
- Second Row Seat One-Touch Access Switch Test
- Circuit Diagrams
- Driving Position Memory System (DPMS) Circuit Diagram - Driver's Power Seat (2017 2018 2019 2020)
- Power Lumbar Support Circuit Diagram (2014 2015 2016 2017 2018)
- Power Lumbar Support Circuit Diagram (2019 2020)
- Power Seats Circuit Diagram (2014 2015)
- Power Seats Circuit Diagram (2016)
- Power Seats Circuit Diagram (2017 2018)
- Power Seats Circuit Diagram (2019 2020)
- Seat Heaters Circuit Diagram (2014 2015)
- Seat Heaters Circuit Diagram (Without Auto Idle Stop System) (2016)
- Seat Heaters Circuit Diagram (With Auto Idle Stop System) (2016)
- Seat Heaters Circuit Diagram (Without Auto Idle Stop System) (2017 2018 2019 2020)
- Seat Heaters Circuit Diagram (With Auto Idle Stop System) (2017 2018)
- Seat Heaters Circuit Diagram (With Auto Idle Stop System) (2019 2020)
- Second Row Seat with One-Touch Access Circuit Diagram (2014 2015 2016)
- Second Row Seat with One-Touch Access Circuit Diagram (2017 2018)
- Second Row Seat with One-Touch Access Circuit Diagram (2019 2020)
- Ventilated Seats Circuit Diagram (2014 2015)
- Ventilated Seats Circuit Diagram (Without Auto Idle Stop System) (2016)
- Ventilated Seats Circuit Diagram (With Auto Idle Stop System) (2016)
- Ventilated Seats Circuit Diagram (Without Auto Idle Stop System) (2017 2018 2019 2020)
- Ventilated Seats Circuit Diagram (With Auto Idle Stop System) (2017 2018 2019 2020)
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.