AutoUtility currently tracks 26 official NHTSA owner defect complaints for the 2018 Lexus NX. Fuel & Propulsion System issues are the most frequently reported category, appearing in 10 complaints (38.5% of submitted records). Among these NHTSA complaint records, 3 filings cite a crash, 2 report one or more injuries. The 2018 Lexus NX belongs to the 1st Generation (AZ10) platform.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
10 owner complaints submitted to NHTSA ODI for this subsystem.
5 owner complaints submitted to NHTSA ODI for this subsystem.
3 owner complaints submitted to NHTSA ODI for this subsystem.
3 owner complaints submitted to NHTSA ODI for this subsystem.
Specific mechanical, electrical, and driver-assist defect symptoms identified via deterministic narrative analysis
3 complaint narratives describe this symptom.
Formal engineering analyses and preliminary evaluations opened by the NHTSA Office of Defects Investigation
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"Foam is breaking off of the shell. Reached out to Chicco and issue was not resolved nor replaced. This seems to be a reoccurring problem with this car seat. For it to have an 8 year lifespan, it hardly lasts 2 years before Chicco deems it unsafe and needs replaced on my dime. Highly frustrated..."
"My 2018 Lexus NX300 F Sport, stalled while driving, pulled over to safe location turned off vehicle, restarted and proceeded to drive a little. Warning came up on display " Engine power reduced, go to dealer". I was able to drive the car home since it was only 2 miles away. Looked up issue on..."
"The car has shut down. There was a recall for code p125d which was recalled for my vehicle. I have had the car for less than a year. I don't know if the recall was performed on my vehicle but it is having the recall issue."
"The contact owns a 2018 Lexus NX300. The contact stated while driving at approximately 70 MPH, the message "Check Oil" and the Master Warning Light was flashing on the instrument cluster. The contact stated that the vehicle stalled. The contact was able to restart the vehicle; however, the vehicle..."
"I own a 2018 Lexus NX F Sport and have had repeated fuel pump failures since purchasing the vehicle in October 2022. We have replaced the fuel pump twice — once at the dealership where we bought it and again less than a year ago. Despite these repairs, the same issue continues to occur. There were..."
Reported defect complaint volume across sibling model years (2015–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Lexus NX | 27 | 2 | 1 | View 2015 Problems → |
| 2016 Lexus NX | 17 | 5 | 1 | View 2016 Problems → |
| 2017 Lexus NX | 11 | 4 | 0 | View 2017 Problems → |
| 2018 Lexus NX Current Page | 26 | 3 | 1 | Current |
| 2019 Lexus NX | 44 | 2 | 2 | View 2019 Problems → |
| 2020 Lexus NX | 26 | 1 | 0 | View 2020 Problems → |
| 2021 Lexus NX | 0 | 0 | 0 | View 2021 Problems → |
| 2022 Lexus NX | 29 | 8 | 2 | View 2022 Problems → |
| 2023 Lexus NX | 15 | 1 | 3 | View 2023 Problems → |
| 2024 Lexus NX | 42 | 5 | 4 | View 2024 Problems → |
| 2025 Lexus NX | 17 | 3 | 5 | View 2025 Problems → |
| 2026 Lexus NX | 0 | 0 | 0 | View 2026 Problems → |
Complete distribution of consumer defect reports across all 19 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 5 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 3 | 2 | 0 | 1 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 2 | 0 | 0 | 0 | 0 |
| Air Bags NHTSA category: AIR BAGS | 1 | 1 | 0 | 1 | 0 |
| CARRY HANDLE, SHELL, BASE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Engine NHTSA category: ENGINE | 1 | 0 | 0 | 0 | 0 |
| Fuel System NHTSA category: FUEL SYSTEM, GASOLINE | 1 | 0 | 0 | 0 | 0 |
| FUEL SYSTEM, GASOLINE,ENGINE | 1 | 0 | 0 | 0 | 0 |
| SERVICE BRAKES,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 1 | 0 | 0 | 0 | 0 |
| STEERING,VEHICLE SPEED CONTROL,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Structure & Body NHTSA category: STRUCTURE | 1 | 0 | 0 | 0 | 0 |
| STRUCTURE,UNKNOWN OR OTHER | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,SERVICE BRAKES,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,VISIBILITY/WIPER | 1 | 0 | 0 | 0 | 0 |
| Vehicle Speed Control NHTSA category: VEHICLE SPEED CONTROL | 1 | 0 | 0 | 0 | 0 |
| Visibility & Wipers NHTSA category: VISIBILITY/WIPER | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2018 Lexus NX
In official NHTSA consumer records, the most frequently cited issue area for the 2018 Lexus NX is Fuel & Propulsion System, appearing in 10 records (38.5% of submitted filings).
Secondary reported categories include Brakes & Traction Control (5) and Driver Assistance & Safety Tech (3).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 26 consumer defect complaints and 1 safety recall campaign for the 2018 Lexus NX.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2018 Lexus NX, 3 filings cite a crash, 0 cite smoke or fire, and 2 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
NHTSA ODI records list 1 formal defect investigation involving the 2018 Lexus NX (all closed).
Federal defect investigations are formal engineering evaluations opened when safety defect trends emerge, and do not by themselves establish a confirmed defect or mandatory recall.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.