Most common 2019 Acura ILX problems
Share of the 36 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Acura ILX complaints by model year
Best ILX years: 2020, 2015, 2017. Years to avoid: 2013, 2016, 2019. Compare all years →
2019 Acura ILX recalls (5)
Service brakes, hydraulic › Foundation components › Master cylinder
Honda (American Honda Motor Co.) is recalling certain 2016-2020 Acura ILX vehicles. Contaminated brake fluid may cause a seal inside the brake master cylinder to deform, which can cause an internal brake fluid leak and reduce brake function.
Remedy: Dealers will replace the brake master cylinder, free of charge. Owner letters were mailed May 4, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's number for this recall is RN5.
Fuel system, gasoline › Delivery › Fuel pump
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…
Remedy: 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.
Fuel system, gasoline › Delivery › Fuel pump
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…
Remedy: 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.
Power train › Driveline › Driveshaft
Acura (American Honda Motor Co.) is recalling certain 2016-2019 Acura ILX vehicles. Excessive grease may prevent the set-ring on the half shaft from fully engaging, allowing the driveshaft to separate from the half shaft.
Remedy: Acura will notify owners, and dealers will inspect, and, as necessary, replace the driveshaft and half shaft, free of charge. The recall began August 1, 2019. Owners may contact Acura customer service at 1-888-234-2138.
Fuel system, gasoline › Storage › Tank assembly
Acura (American Honda Motor Co.) is recalling certain 2014-2019 Acura ILX vehicles. The vehicles may have a deformed fuel tank, raising the height of the fuel pump and allowing the fuel level float to stick, possibly causing the fuel gauge to display an inaccurate fuel level.
Remedy: Acura will notify owners, and dealers will inspect and, as necessary, replace the fuel tank, free of charge. The recall began March 14, 2019. Owners may contact Acura customer service at 1-888-234-2138.
NHTSA defect investigations
Federal safety investigators have looked into a possible defect involving the 2019 Acura ILX:
Loss of braking force
On October 23, 2025, the Office of Defects Investigation (ODI) opened Preliminary Evaluation PE25015 after receiving complaints concerning a loss of brake assist in 2019-2020 MY Acura ILX vehicles. These complainants alleged master cylinder failures resulting in soft pedal feel or the brake pedal intermittently going to the floor.
What 2019 Acura ILX owners say
Fuel & propulsion system
The contact owns a 2019 Acura ILX. The contact received notification of NHTSA Campaign Number: 23V858000 (FUEL SYSTEM, GASOLINE); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that the vehicle occasionally failed to start, and occasionally after shifting to drive(D), the vehicle stalled. The power steering and stability-trac warning lights remained illuminated during the failure. The vehicle was towed on three separate occasions. The contact linked the failure to NHTSA Campaign Number: 23V858000 (FUEL SYSTEM, GASOLINE). The vehicle was taken to a dealer and the failure was linked to the recall; however, the vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. …
The contact owns a 2019 Acura ILX. The contact received notification of NHTSA Campaign Number: 23V858000 (Fuel System, Gasoline) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact stated that while her nephew was driving at approximately 65 MPH, several unknown warning lights flashed on the instrument panel and then the vehicle stalled. The contact stated that her nephew was able to restart the vehicle and drive back to her residence. The contact did not take the vehicle to a dealer or independent mechanic. The vehicle was not diagnosed or repaired. The failure mileage was approximately 26,000. Parts distribution disconnect.
Brakes
The contact owns a 2019 Acura ILX. The contact stated while driving 20 MPH and depressing the brake pedal, the brake pedal went to the floorboard, but the vehicle failed to respond. There was no warning light illuminated. The contact stated that brake pedal was pumped until the vehicle responded. The vehicle was taken to the dealer on two different occasions; however, the failure could not be duplicated. The contact stated that the failure recurred several times. The vehicle was taken to the dealer, and the failure recurred while the dealer was test-driving the vehicle; however, the cause of the failure could not be determined. The contact stated that the dealer added brake fluid; however, the failure recurred 30 minutes later while driving. The vehicle was not diagnosed nor repaired. The manufacturer was not notified of the failure. The failure mileage was approximately 19,000.
My 2019 Acura ILX (VIN: [redacted] , 69,349 miles) is experiencing severe, dangerous brake system failure directly matching Acura Safety Recall RN5 / NHTSA Campaign 25V859 (Brake Master Cylinder). The vehicle does not stop properly. Due to the hydraulic malfunction of the defective factory master cylinder, the brake pads are overheating and melting quickly. The vehicle is unsafe to operate on public roads.I contacted multiple authorized local dealerships, including Grubbs Acura in Grapevine, TX and Park Place Acura, and both confirmed they cannot perform the safety repair because the manufacturer has not provided the necessary recall parts. I escalated this urgent safety issue to American Honda's corporate support line ([phone]). …
Driver assistance
The contact owns a 2019 Acura ILX. The contact stated that while driving 50 MPH downhill, the vehicle accelerated unintendedly and was pulling from side to side. The contact firmly held the steering wheel to keep the vehicle in the intended lane. Additionally, the contact depressed the brake pedal simultaneously, but the vehicle hesitated to respond, causing the braking distance to be extended. The contact was able to pull over to the side of the road. The messages "Collision Mitigation Braking System Problem", "High Beams Problem", "Lane Departure Failure", and "Adaptive Cruise Control Failure" were displayed. The contact was able to drive to the residence. The vehicle was taken to an Acura dealer, where it was diagnosed that the sensing system cameras needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. …
This his happened 3 times now. I have been driving on the highway with no cars in front of me in my lane within a quarter mile, and the braking since starts flashing a warning and starts to hard break, it is not only startling but very dangerous. This happened the 3rd time in a year. I usually try to disable it to prevent these issues but it auto turns itself back on every time i start the car so i sometimes forget to turn it off. It is not only startling but has caused sligh injury to myself because of the sudden breaking
2019 Acura ILX engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 2.4L 4-cyl | 8-speed dual-clutch | FWD | 24 / 34 / 28 |
EPA ratings. Class: Compact car.
Frequently asked questions
Is the 2019 Acura ILX a good car?
Based on 36 owner complaints filed with NHTSA, the 2019 ILX rates use caution: 1.5× as many complaints as a typical year of the ILX at the same age. It is one of the ILX years we suggest avoiding. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2019 Acura ILX?
The fuel & propulsion system — 16 complaints, 44% of all complaints for this model year. Next are the brakes (13) and driver assistance (3).
How many recalls does the 2019 Acura ILX have?
There are 5 recalls for the 2019 Acura ILX, the most recent from December 11, 2025 (master cylinder). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
What are the best and worst years of the Acura ILX?
The best years by complaints, compared at the same age, are 2020, 2015 and 2017. Years to avoid or approach with caution: 2013, 2016 and 2019. See the full Acura ILX years comparison.
At what mileage do 2019 Acura ILX problems happen?
The median mileage reported in complaints is about 45,000 miles; 75% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.