2018 Acura Ilx: Recalls, Problems & MPG
Here are the deets on the 2018 Acura Ilx: 4 recalls, 23 owner complaints and up to 29 mpg combined.
Recalls
4 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 #19V052000 · 2019 · 4,455 vehicles
What's wrong: 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.
Why it matters: If the fuel gauge displays that the vehicle has more gas than it actually does, the vehicle May run out of gas and stall, increasing the risk of a crash.
The fix: Acura will notify owners, and dealers will inspect and, as necessary, replace the fuel tank, free of charge. The recall began March 14, 2019.
Transmission & drivetrain Vehicle recall #19V424000 · 2019 · 49,898 vehicles
What's wrong: 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.
Why it matters: A separated driveshaft can cause the vehicle to have a loss of drive or allow the vehicle to move even while in park, increasing the risk of a crash or injury.
The fix: 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.
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.
Brakes (hydraulic) Vehicle recall #25V859000 · 2025 · 70,658 vehicles
What's wrong: 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.
Why it matters: Reduced brake function can extend the distance required to stop, increasing the risk of a crash or injury.
The fix: Dealers will replace the brake master cylinder, free of charge. Owner letters were mailed May 4, 2026.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 0 mention a fire, 0 injuries and 0 deaths were reported.
What owners describe
- Fuel & propulsion (12): the most common themes are stalls / loses power (5).
- Fuel system (7): no single recurring theme in the descriptions.
- Electrical (2): the most common themes are stalls / loses power (2).
- Engine (2): no single recurring theme in the descriptions.
The 2018 Acura Ilx has 23 owner complaints, ranking #5 of 10 Ilx model years for complaints (about average; the typical year has 27). Complaints peaked in 2024 (7 filed that year). The typical problem showed up when the car was about 6 years old, at a median of 375 miles. Neighboring years: 2017 (20 complaints, 4 recalls), 2019 (36 complaints, 5 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 2.4 L 4-cyl | Automatic (AM-S8) | Front-Wheel Drive | 25 | 35 | 29 | 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 2018 Acura Ilx.
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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 2018 Acura Ilx have any recalls?
Yes. NHTSA lists 4 vehicle recalls for the 2018 Acura Ilx. 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 2018 Acura Ilx problems?
Owners have filed 23 complaints with NHTSA. The most-reported areas are fuel & propulsion (12), fuel system (7), electrical (2).
What gas mileage does the 2018 Acura Ilx get?
EPA ratings run up to 29 mpg combined (2.4 L, Automatic (AM-S8)), across 1 engine and transmission combos.
Where can I get a 2018 Acura Ilx 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.