KnownCarProblems2019 Acura Mdx Problems and Recalls
Owners filed 190 complaints with NHTSA about the 2019 Acura Mdx, most often about the engine (41% of complaints, typically around 42,000 miles). It is 7th of 25 Mdx model years by number of complaints and has 9 recalls.
Most common 2019 Acura Mdx problems
Engine
77 complaints · 41%Half of these problems showed up before 42,000 miles.
The contact owns a 2019 Acura Mdx. The contact stated that while his wife was traveling on interstate 75 and driving 85 MPH, the vehicle independently slowed down, failed to accelerate, and shut off. There were no warning lights illuminated. The vehicle was taken to the local dealer, who was unable to duplicate the…
The contact owns a 2019 Acura Mdx. The contact received notification of NHTSA campaign numbers: 23v858000 (fuel system, gasoline) and 23v751000 (engine and engine cooling) however, the parts to do the recall repairs were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of…
Fuel system
43 complaints · 23%Half of these problems showed up before 60,000 miles.
The contact owns a 2019 Acura Mdx. The contact stated that while driving at various undisclosed speeds, an abnormal sound could be heard coming from the engine and a fuel-burning odor leaked into the interior and exterior of the vehicle. The transmission jerked while driving. The failure occurred on several occasions.…
The contact owns a 2019 Acura Mdx. The contact stated that while driving at an undisclosed speed, several unknown warning lights illuminated, and the vehicle stalled. The contact was able to drive to the residence after the failure. An independent mechanic was contacted and attributed the failure to the fuel pump. The…
Electrical
41 complaints · 22%Half of these problems showed up before 19,000 miles. Parts named most often: instrument panel, 12v/24v/48v battery, instrument cluster/panel.
The automatic collision mitigation system had a complete 100% lock up of my brakes during a cross of an intersection . Although I was wearing my seatbelt the force of the stop threw my head into the steering wheel. It is a complete miracle that the car behind me did not rear-end me. This system routinely gives false…
The contact owns a 2019 Acura Mdx. The contact stated that he recurringly experienced failures with the instrument panel brightness being dimmed and then not displaying properly as needed. The contact turned off and restarted the vehicle and the instrument panel operated as designed. No warning lights were…
Transmission
31 complaints · 16%Half of these problems showed up before 26,500 miles.
The contact owns a 2019 Acura Mdx. The contact stated while her husband was driving at 75 MPH, the vehicle went into limp mode. The vehicle failed to accelerate. The contact stated that several seconds later the jerked and accelerated without warning. The contact stated that on one occasion, there was a popping sound…
Vehicle goes into 'go limp' when I accelerate or change lanes. Very dangerous situation when passing on a two lane country road (happened twice) and merging onto a highway with a short entrance ramp. This could potentially lead to a major accident and we don't feel comfortable driving this vehicle in these situations.
Other or unspecified
25 complaints · 13%The vehicle is equipped with safety features which are designed to alert you if braking is required and to brake to avoid a collision the vehicle also has active cruise control which is designed to slow your vehicle when a vehicle enters your lane with in a pre set distance. Cruise control: while driving on the…
I was in a drive through was asked to pull forward and park at curb as I braked my vehicle accelerated on its own striking the curb and damaging my left front wheel at the time of the false acceleration I was in drive ideling forward
Driver assistance
22 complaints · 12%Parts named most often: adaptive cruise control, automatic emergency braking, warnings, warning.
The contact owns a 2019 Acura Mdx. The contact stated that while driving with the cruise control engaged, without warning the automatic emergency brake engaged, causing the vehicle to come to a complete stop. The contact stated that the failure was experienced most often with a passing vehicle on the driver's side…
The contact owns a 2019 Acura Mdx. The contact stated that while driving approximately 65 MPH, the forward collision-avoidance automatic emergency braking suddenly activated causing the vehicle to abruptly stop in the middle of the road. During the failure, the dashboard warning lights and messages remained…
Speed control
10 complaints · 5%Half of these problems showed up before 22,000 miles.
The contact owned a 2019 Acura Mdx. The contact stated that while driving approximately 40 MPH, the vehicle experienced a sudden jolt. The contact immediately depressed the brake pedal and the vehicle erroneously accelerated to a high rate of speed. The contact depressed the brake pedal, shifted to neutral, and to the…
The contact owns a 2019 Acura Mdx. The contact stated while her husband was driving at 75 MPH, the vehicle went into limp mode. The vehicle failed to accelerate. The contact stated that several seconds later the jerked and accelerated without warning. The contact stated that on one occasion, there was a popping sound…
Visibility and wipers
9 complaints · 5%Half of these problems showed up before 0 miles. Parts named most often: windshield, sun/moon roof assembly.
The contact owns a 2019 Acura Mdx. While driving 35 MPH, the contact noticed that the front windshield was distorted on both the driver and passenger side pillar areas. When looking through the windshield at these points, the glass was extremely distorted and caused nausea. The vehicle was taken to metro Acura (9377…
While driving my 2019 Mdx I noticed that the back-up camera was on remaining on, and I could see the road behind by vehicle. I pulled off the road and turned the car off and then restarted thinking this would correct the problem; however it did not correct the problem. I also noticed that the lights that indicate that…
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2019 Acura Mdx recalls
Suspension: rear
Risk: 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.
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 remedy is available, anticipated in the fall of 2026. Owners may contact honda's customer service at 1-888-234-2138. Honda's numbers for this recall are aou and aot. Vehicle identification numbers (vins) involved in this recall will become searchable on NHTSA.gov beginning june 10, 2026.
Full defect summary
American honda motor company (honda) is recalling certain 2016-2022 honda pilot, 2017-2023 ridgeline, 2019-2023 passport, and 2014-2020 acura mdx vehicles that were sold in connecticut, delaware, district of columbia, illinois, indiana, iowa, kentucky, maine, maryland, massachusetts, michigan, minnesota, missouri, new hampshire, new jersey, new york, ohio, pennsylvania, rhode island, vermont, virginia, west virginia, or wisconsin. The rear subframe may corrode at the suspension mounting points, which can result in rear suspension component failure.
Air bags: front passenger
Risk: Air bags that deploy unintentionally during a crash increase the risk of injury.
Fix: Dealers will replace the seat weight sensors, free of charge. Owner notification letters were mailed july 7, 2026. Owners may contact honda's customer service at 1-888-234-2138. Honda's numbers for this recall are bol, wo9, ooa, wom, xoh, noc, pod, boe, uof, pob, eog, aoi, qo8, toj, do7, and sok. This recall expands previous NHTSA recall number 24v064. Vehicle identification numbers (vins) involved in this recall will be searchable on NHTSA.gov beginning may 29, 2026.
Full defect summary
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 hybrid, and 2016-2022 accord vehicles. The front passenger seat weight sensor may crack and short circuit, which can cause the air bags to deploy unintentionally during a crash.
Lights: interior lighting
Risk: Vehicle lights that fail to illuminate can decrease visibility and increase the risk of a crash.
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. Owners may contact acura's customer service at 1-800-382-2238. Acura's number for this recall is fli. Vehicles included in this recall that were previously repaired under NHTSA recall number 19v-256 will need to have the new remedy completed.
Full defect summary
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.
Fuel system: fuel pump
Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Fix: Dealers will replace the fuel pump module, free of charge. Owner letters were mailed september 6, 2024. Owners may contact honda customer service at 1-888-234-2138. Honda's numbers for this recall are kgc and kgd. This recall is an expansion of NHTSA recall numbers 21v-215 and 20v-314.
Full defect summary
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.
Engine: hard parts internal/mechanical
Risk: A damaged engine may run improperly or stall while driving, increasing the risk of a fire, crash, or injury.
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 notification letters as of march 18, 2024. 2015-2016 acura owner letters are expected to be mailed mid-december 2024, 2018 acura tlx owner letters are expected to be mailed the end of march/early april 2024, 2019 acura tlx owner letters are expected to be mailed mid-may 2024, 2020 acura tlx owner let
Full defect summary
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.
Fuel system: fuel pump
Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
Fix: Honda will notify owners, and dealers will replace the fuel pump assembly, free of charge. Owner letters were mailed may 18, 2021. Owners may contact honda customer service at 1-888-234-2138. Note: this recall is an expansion of recall 20v-314.
Full defect summary
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.
Engine: belts and associated pulleys
Risk: Teeth separation from the timing belt may result in an engine stall, increasing the risk of crash.
Fix: Honda will notify owners, and dealers will inspect the vehicle and replace any affected timing belt free of charge. Vehicles receiving a replacement timing belt will also have the engine inspected and any damaged components will be replaced for free. The recall began june 7, 2019. Honda owners may contact customer service at 1-888-234-2138. Honda's number for this recall is l4m. Acura owners may contact customer service at 1-888-234-2138. Acura's number for this recall is z4l.
Full defect summary
Honda (american honda motor co.) is recalling certain 2018-2019 acura mdx and honda pilot vehicles and 2019 acura rlx, rlx sport hybrid, tlx and honda odyssey and ridgeline vehicles. The timing belt teeth may separate from the belt.
Lights: exterior lighting
Risk: Loss of the taillights reduces the vehicle's visibility, increasing the risk of crash.
Fix: Acura will notify owners, and dealers will modify the tailgate lid lights and install updated gaskets and a wiring sub-harness or will replace both tailgate lid lights. The repairs will be performed free of charge. The recall began may 7, 2019. Owners may contact acura customer service at 1-888-234-2138. Acura's number for this recall is m49.
Full defect summary
Honda (american honda motor co.) is recalling certain 2014-2019 acura mdx and 2017-2019 acura mdx sport hybrid vehicles. Moisture may enter the tailgate lid lights, possibly causing a loss of the tailgate lid lights and the taillights.
Brakes: caliper
Risk: A reduction of braking performance increases the risk of a crash.
Fix: Owners will be notified, and honda or acura dealers will bleed the brakes, free of charge. The recall began december 11, 2018. Owners may contact honda customer service at 1-888-234-2138. Honda's numbers for this recall are c31 and l30.
Full defect summary
Honda (american honda motor co.) is recalling certain 2017-2019 acura mdx, 2017-2018 acura mdx sport hybrid, 2018-2019 honda hr-v and honda odyssey, and 2016 honda hr-v vehicles. The rear brake caliper pistons may have an insufficient coating, causing gas pockets to form, reducing brake performance. As such, these vehicles fail to comply with the requirements of federal motor vehicle safety standard (fmvss) number 135, "light vehicle brake systems."
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
NHTSA defect investigations
Engine failure
Summary
The office of defects investigation (odi) has received 414 reports of connecting rod bearing failures in the 3.5l v6 engine used in the following vehicles: model years (my) 2018-2020 acura tlx, my2016-2020 acura mdx, my2016-2020 honda pilot, my2018-2020 honda odyssey, and my2017-2019 honda ridgeline.â the subject engine failures were analyzed as part of a recall query (rq24013).â it was determined that these engine failures are outside the scope of honda recall 23v-751. Further, evidence gathered in conjunction with rq24013 does not suggest this failure is caused by the same crankshaft manufacturing defect that is addressed by honda in recall 23v-751.â based on analysis of data from rq24013,
No restart after auto start/stop engages
Summary
On june 3, 2022, the oï¬ce of defects investigation (odi) opened preliminary evaluation pe22005 after the agency received voqs and several ï¬eld reports concerning the auto idle stop (ais) feature on 2016-2019my honda pilot vehicles. The complaints allege that the engine fails to restart on its own from a complete stop at a traï¬c light or road intersection with the ais function engaged. The subject vehicles are equipped with a 3.5l engine with a 9-speed automatic transmission. On january 6, 2023, honda released service bulletins 23-008 and 23-009. These service bulletins address the failure to restart issue in the 2016-2019my honda pilot vehicles, as well as the 2015-2020 acura tlx, 2016
Engine failure
Summary
On november 8, 2024, the office of defects investigation (odi) opened recall query rq24013 to assess the scope of honda recall 23v-751 after receiving complaints that alleged connecting rod bearing failures in vehicles that were not within the scope of recall 23v-751. In november 2023, honda recalled 248,999 various model year (my)2016â2020 honda and acura vehicles equipped with the 3.5l v6 engine. Honda recalled these vehicles due to a crankshaft manufacturing defect that caused premature connecting rod bearing wear and engine seizure. While the out-of-scope failures involved in these complaints appear to have a very similar failure mechanism as the recalled engines, a thorough analysis o
Questions about the 2019 Acura Mdx
- What are the most common problems with the 2019 Acura Mdx?
- By NHTSA owner complaints: engine (77 complaints, typically around 42,000 miles); fuel system (43 complaints, typically around 60,000 miles); electrical (41 complaints, typically around 19,000 miles).
- How many recalls does the 2019 Acura Mdx have?
- 9 recalls listed by NHTSA, the latest from June 4, 2026 (suspension). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
- Is the 2019 a bad year for the Acura Mdx?
- It is 7th of 25 Mdx model years by number of complaints, with 190 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.