2018 Acura RLX recalls
Reported Dec 18, 2023 · 2,490,460 vehicles affected · Honda (American Honda Motor Co.)
Problem: 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.
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.
2018 Acura RLX problems reported by owners
| Problem area | Reports | |
|---|
| Engine | 2 | |
| Engine and Engine Cooling | 2 | |
| Electrical System | 2 | |
| Fuel System, Gasoline | 1 | |
Most reported parts
- Engine and Engine Cooling › Engine › Crank/Camshaft Position Sensor — 1
- Electrical System › Starter Assembly — 1
Typical mileage at the time of the problem: 92,000 miles (median of owner reports).
Problems that are not covered by a recall are paid repairs; labor rates follow local mechanic pay — see what auto mechanics earn in each state.
Recent 2018 Acura RLX complaints
Owner reports filed with NHTSA, as written (personal details removed). Complaints are not verified by NHTSA.
Engine · reported Jun 2, 2026
The first time I heard the engine noise was on [XXX]. I brought the vehicle to the Schaumburg Muller Acura dealership and dropped it off on May 20. On May 21, the dealership performed an initial inspection and informed me that they needed authorization to further disassemble the engine in order to determine the cause of the problem. I provided that authorization, and by May 22 the engine had been torn down to the point where the failure could be identified. On May 22, I spoke with my service advisor, Ken, who informed me that the connecting rod bearings were worn and that the engine would need…
Engine and Engine Cooling · at 51,000 miles · reported May 18, 2026
The contact owns a 2018 Acura RLX. The contact stated while driving her vehicle at an undisclosed speed, stated that the vehicle would not start up, and noticed every single waring light illuminated up on her dash. The vehicle was taken to a dealer twice, first time it was diagnosed to have a crank sensor failure, it was replaced. Two days after, the issues reoccurred, where it was diagnosed to be the engine starter. The vehicle was repaired. The manufacturer was notified of the failure. The failure mileage was 51,000.
Electrical System · at 110,785 miles · reported Mar 6, 2026
The contact owns a 2018 Acura RLX. The contact stated that while attempting to start the vehicle, the headlight failure message was displayed. A dealer was contacted. The vehicle was taken to the dealer, where it was diagnosed that the A/C compressor needed to be replaced. The vehicle was not repaired. The contact stated that the failure started occurring in 2023. The manufacturer was notified of the failure and informed the contact that, because she was not the first owner, assistance was denied. The approximate failure mileage was 110,785.
Engine and Engine Cooling · at 92,000 miles · reported Feb 12, 2025
The contact owns a 2018 Acura RLX. The contact stated while driving 30 MPH, the oil change and tire rotation messages were displayed. The contact stated that a dealer was contacted. The contact stated that an oil change and tire rotation were performed, and the contact was informed that the engine was knocking. The contact received a call notification from the dealer two days after the vehicle was repaired regarding the connecting rod bearing. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The contact stated that the VIN was not included in NHTSA…
Fuel System, Gasoline · reported Dec 3, 2024
The contact owns a 2018 Acura RLX. The contact received notification of NHTSA Campaign Number: 23V858000 (Fuel System, Gasoline); however, the part to do the recall repair was unavailable. 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 had not experienced a failure. Parts distribution disconnect.
Frequently asked questions
Does the 2018 Acura RLX have any recalls?
Yes — NHTSA lists 1 recall for the 2018 Acura RLX: 23V-858 (fuel system, gasoline). Not every vehicle is affected, so check your VIN at nhtsa.gov/recalls.
What is the most common problem with the 2018 Acura RLX?
Owners report engine problems most often (2 reports), followed by engine and engine cooling (2). The typical mileage when problems were reported is about 92,000 miles.
Are Acura recall repairs free?
Yes. Safety recall repairs are free at authorized Acura dealers, whether you are the first owner or bought the car used.