Verdict
2018 Acura ILX: Complaints, Recalls & Known Issues
What the public record actually says about the 2018 Acura ILX — every figure below is a NHTSA or EPA number, not an opinion.
The read
Middle-of-the-pack complaint volume for sedan.
Owners filed 23 NHTSA complaints — fewer complaints than 62% of 2018 sedans. Fuel/Propulsion System leads the reports (39%). 4 safety recall campaigns on record — check the VIN and remedy terms with a dealer.
Based on NHTSA complaint volume against 2018 sedans, not adjusted for how many were sold. It describes the model year, not the individual car you are looking at.
Complaints filed
23
Reports to NHTSA, 2018
Safety recalls
4
NHTSA campaigns on record
NHTSA crash test
Overall NCAP rating
Combined MPG
29
EPA estimate
Complaint volume vs. segment peers
Fewer complaints than 62% of 2018 sedans
The bar is this car's percentile among 2018 sedans by complaint volume — a full bar means the fewest complaints in its class. Not adjusted for sales.
Known issues
Fuel/Propulsion System issues lead owner complaints (39% of 23 reports), followed by fuel system (30%).
Share of all 23 NHTSA complaints for this model year, grouped by the component owners named. Bars are scaled to the largest category. Examples: ODI 11712039, ODI 11640928, ODI 11593965, ODI 11588737, ODI 11498288.
Recalls(4)
Open a recall to read what NHTSA says is wrong, what can happen, and how it gets fixed. Check the VIN and remedy eligibility with a dealer; federal no-charge requirements have an age limit, though a manufacturer may offer more coverage.
Service BrakesNov 2025 · 25V859000Details +Close −
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.
Risk: Reduced brake function can extend the distance required to stop, increasing the risk of a crash or injury.
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. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 17, 2025. The information in your report suggests that Honda (American Honda Motor Co.) may have been aware of this issue more than five business days before filing a report with NHTSA. Please be reminded that under Federal law, this agency is to be notified of all safety defect and/or noncompliance decisions within five business days. 49 CFR 573.6 Significant civil penalties can be assessed for this violation.
Power TrainJun 2019 · 19V424000Details +Close −
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.
Risk: 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.
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. Acura's number for this recall is G54.
Fuel System · 19V052000Details +Close −
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.
Risk: 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.
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. Acura's number for this recall is H3U, Z3T.
Fuel System · 23V858000Details +Close −
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.
Risk: Fuel pump failure can cause an engine stall while driving, increasing the risk of a crash.
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. This recall is an expansion of NHTSA recall numbers 21V-215 and 20V-314.
A campaign can apply to this model year without being incomplete on a specific vehicle. Check the VIN with NHTSA or a dealer to confirm whether a particular car needs repair.
Investigations
0 NHTSA investigations on record
No investigations are on record as of Jul 2026. An empty record is not a clean bill of health.
Crash-test ratings
2018 Acura ILX 4 DR FWD NHTSA source
- Overall
- Frontal
- Side
- Rollover
Fuel economy by trim
| Trim | Engine | Drivetrain | Transmission | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| ILX | 2.4L 4-cyl | Front-Wheel Drive | Automatic (AM-S8) | 25 | 35 | 29 |
EPA laboratory estimates by trim and engine. Actual mileage varies with driving, weather, load, and maintenance. EPA source.
Before you buy
Useful next checks
Federal records tell you about patterns. These checks can tell you more about the specific car in front of you.
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Compare model years
"Fewest reports" and "most complained" describe raw NHTSA complaint totals, not vehicle reliability. The last few model years are left unlabelled because they have had less road time.
2018 Acura ILX: frequently asked
What does the complaint record show for the 2018 Acura ILX?
Owners filed 23 NHTSA complaints about the 2018 Acura ILX — fewer complaints than 62% of comparable 2018 sedans, so it sits toward the stronger end of its class. That's a signal, not a guarantee about any single car.
What are the most common problems on the 2018 Acura ILX?
The most-reported problem areas are Fuel/Propulsion System (39% of complaints) and fuel system (30%).
How many recalls does the 2018 Acura ILX have?
4 recalls have been issued that affect the 2018 Acura ILX, covering components such as service brakes. Check the VIN with NHTSA and ask a dealer to confirm remedy eligibility; federal no-charge requirements have an age limit, though manufacturers may offer more coverage.
What gas mileage does the 2018 Acura ILX get?
The EPA rates the 2018 Acura ILX at 29 mpg combined.