2020 Acura Mdx: Recalls, Problems & MPG
Here are the deets on the 2020 Acura Mdx: 8 recalls, 222 owner complaints and up to 23 mpg combined.
Recalls
8 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Fuel system Vehicle recall #21V215000 · 2021 · 624,552 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2019-2020 Acura mdx, mdx sport hybrid, rdx, tlx, Honda accord, civic hatchback, insight, 2019 Acura ilx, Honda accord hybrid, civic coupe, civic coupe si, civic sedan, civic sedan si, civic type r, fit, hr-v, odyssey, passport, pilot and ridgeline, and 2018-2019 cr-v vehicles. The low-pressure fuel pump inside the fuel tank May fail.
Why it matters: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
The fix: Honda will notify owners, and dealers will replace the fuel pump assembly, free of charge. Owner letters were mailed May 18, 2021.
Brakes (hydraulic) Vehicle recall #23V458000 · 2023 · 124,077 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2020-2021 civic, 2020-2023 ridgeline, 2021-2023 passport, 2021-2022 pilot, and 2020 Acura mdx vehicles. The tie rod fastener that connects the brake booster and the brake master cylinder May have been improperly assembled during manufacturing, which can cause the brake master cylinder to separate from the booster assembly.
Why it matters: Brake master cylinder separation can cause a loss of brake function and increase the risk of a crash.
The fix: Dealers will inspect and repair the brake booster assembly as necessary, free of charge. Owner notification letters were mailed August 7, 2023.
Engine & cooling Vehicle recall #23V751000 · 2023 · 248,999 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2015-2020 Acura tlx, 2016-2020 Acura mdx, 2016 and 2018-2019 pilot, 2017 and 2019 ridgeline, and 2018-2019 odyssey vehicles. Due to a manufacturing error, the connecting rod bearing in the engine May wear and seize, damaging the engine.
Why it matters: A damaged engine May run improperly or stall while driving, increasing the risk of a fire, crash, or injury.
The fix: Dealers will inspect and repair, or replace the engine as necessary, free of charge. Owner letters were mailed March 28, 2024. 2016-2017 Acura mdx owner letters were mailed November 1, 2024. 2016-2020 Acura mdx owner letters are expected to be mailed in mid-December 2024. Honda began mailing owner…
Fuel system Vehicle recall #23V858000 · 2023 · 2,490,460 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2013-2023 Honda accord, civic coupe, civic sedan, civic hatchback, civic type r, cr-v, hr-v, ridgeline, odyssey, Acura ilx, mdx, mdx hybrid, rdx, rlx, tlx, 2019-2022 Honda insight, passport, 2020 Honda cr-v hybrid, 2018-2019 Honda clarity phev, fit, and 2015-2020 Honda accord hybrid, pilot, Acura nsx vehicles. The fuel pump inside the fuel tank May fail.
Why it matters: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
The fix: Dealers will replace the fuel pump module, free of charge. Owner letters were mailed September 6, 2024.
Airbags Vehicle recall #24V064000 · 2024 · 750,114 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2020-2022 pilot, accord, civic sedan, hr-v, odyssey, 2020 civic coupe, fit, 2021-2022 civic hatchback, 2021 civic type r, insight, 2020-2021 cr-v, cr-v hybrid, passport, ridgeline, accord hybrid, 2020 Acura mdx, 2022 Acura mdx, 2020-2022 Acura rdx, and 2020-2021 Acura tlx vehicles. The front passenger seat weight sensor May crack and short circuit, failing to…
Why it matters: An air bag that deploys unintentionally during a crash can increase the risk of injury.
The fix: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed March 28, 2024. This is a phased recall.
Interior lights, Exterior lights Vehicle recall #25V259000 · 2025 · 152,800 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2014-2020 Acura mdx vehicles. Moisture May enter the tailgate lid light assembly and wiring harness, which can cause the interior and exterior lights to fail, including the lid lights, position lights, license plate lights and taillights.
Why it matters: Vehicle lights that fail to illuminate can decrease visibility and increase the risk of a crash.
The fix: Dealers will inspect the wiring and install a fuse harness, replace the lid light, and repair the body dust sealer, as necessary, free of charge. Owner notification letters were mailed May 30, 2025.
Airbags Vehicle recall #26V332000 · 2026 · 98,892 vehicles
What's wrong: Honda (american Honda motor Co.) is recalling certain 2018-2021, 2023 Acura tlx, 2019-2024 rdx, 2017-2020, 2022-2026 mdx, 2017-2021, 2023, 2025 Honda ridgeline, 2017-2022 pilot, 2019-2021 passport, 2018-2026 odyssey, 2019-2022 insight, 2019-2021 hr-v, 2018-2020 fit, 2020-2022 cr-v hybrid, 2017-2022 cr-v, 2017-2018, 2021 civic type r, 2017-2021 civic hatchback, 2016-2020 civic coupe, 2016-2022 civic, 2017-2022 accord…
Why it matters: Air bags that deploy unintentionally during a crash increase the risk of injury.
The fix: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed July 7, 2026.
Suspension, Body & structure Vehicle recall #26V365000 · 2026 · 880,514 vehicles
What's wrong: The rear subframe May corrode at the suspension mounting points, which can result in rear suspension component failure.
Why it matters: Failure of rear suspension components, such as the rear control arm, can cause a loss of vehicle handling and control, increasing the risk of a crash or injury.
The fix: Dealers will inspect the rear subframe and install a rear subframe reinforcement kit and, as necessary, repair or replace the rear subframe components, free of charge. Interim letters notifying owners of the safety risk were mailed July 27, 2026. Additional letters will be sent once the final…
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 0 mention a fire, 2 injuries and 0 deaths were reported.
What owners describe
- Engine (83): the most common themes are stalls / loses power (35), warning light on (16).
- Other / unknown (39): the most common themes are stalls / loses power (8), electrical failure (7).
- Electrical (39): the most common themes are stalls / loses power (22), electrical failure (13).
- Forward collision avoidance (37): the most common themes are warning light on (5), stalls / loses power (3).
The 2020 Acura Mdx has 222 owner complaints, ranking #4 of 25 Mdx model years for complaints (1.7× the average Mdx year). Complaints peaked in 2025 (68 filed that year). The typical problem showed up when the car was about 4 years old, at a median of 44,000 miles. Neighboring years: 2019 (190 complaints, 9 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 3.5 L 6-cyl | Automatic (S9) | Front-Wheel Drive | 20 | 27 | 23 | Premium |
| 3.5 L 6-cyl | Automatic (S9) | All-Wheel Drive | 19 | 26 | 22 | Premium |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2020 Acura Mdx.
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Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
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FAQ
Does the 2020 Acura Mdx have any recalls?
Yes. NHTSA lists 8 vehicle recalls for the 2020 Acura Mdx. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What are the most common 2020 Acura Mdx problems?
Owners have filed 222 complaints with NHTSA. The most-reported areas are engine (83), other / unknown (39), electrical (39).
What gas mileage does the 2020 Acura Mdx get?
EPA ratings run up to 23 mpg combined (3.5 L, Automatic (S9)), across 2 engine and transmission combos.
Where can I get a 2020 Acura Mdx repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.