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Lexus NX300Model year report

2018 Lexus NX300 Problems

Complaints
6filed with NHTSA
Median mileage
18,500miles, 4 complaints with mileage
Recalls
1campaigns on record
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA crash rating
5 / 5stars overall, 3 rated versions
EPA fuel economy
25 mpgcombined, 2.0L 4-cyl FWD · 22 city / 28 hwy

Sources: NHTSA records for the 2018 Lexus NX300 (complaints, recalls, investigations), NHTSA crash tests, EPA fuel economy. Report an error

NHTSA recorded 6 consumer complaints for the 2018 Lexus NX300. The part named most often is other or unknown, with 3 complaints (50% of the total), followed by fuel system (2) and air bags (1). 4 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 18,500 miles. Of all complaints, 1 involved a crash, 1 an injury, according to the filers. NHTSA lists 1 recall campaign and 102 technical service bulletins for this model year. Other or unknown complaints overlap with 3 technical service bulletins filed under the same part. Fuel system complaints overlap with 1 recall campaign covering the fuel pump and 5 technical service bulletins filed under the same part.

This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.

Which parts are reported most

Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.

Example complaints

Other or unknown: “Abnormal, dragging, noise that feels like a brake problem, coming from front driver side when braking in stop and go traffic - noise louder when on downgrade on when there's more pressure.also at times loud clunking noise when reversing and applying service brake. Dealership says its a normal noise, they have said that it is the fuel tank and that its fuel moving around. This abnormal noise can be heard and felt when applying brakes in step and go traffic. And at other times. This happens at all fuel levels, due tank at/1/2-3/4 and 1/4 . …”

NHTSA complaint #11218185, filed 2019-06, 7,000 miles

Air bags: “I was involved in high impact front end collision on a highway . Lady stop on highway in front of me. My car is totaled a complete loss. No airbags deployed . Everyone at the scene including witnesses comment their disbelief . Emt ambulance staff on lookers etc asked why didn't airbags deploy .”

NHTSA complaint #11350784, filed 2020-08, 39,941 miles

Mileage when problems were reported

100% of the 4 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 7,000 and 30,000 miles.

50%0–100%10–2550%25–500%50–750%75–1000%100–1500%150+
Share of complaints by mileage when the problem was reported, in thousands of miles (4 complaints with mileage). Red bars: under 50,000 miles. Bucket widths differ. Median: 18,500 miles.

Complaints by year filed

Fewer than 15 complaints, too few for a reliable trend.

201820192202020212
Complaints by year the complaint was filed with NHTSA. Red bars: the last 3 full calendar years used for the trend. The current year (2026) is partial.

Crash test ratings

NHTSA's 5-Star Safety Ratings for the 2018 Lexus NX300. Frontal results are shown driver / passenger; rollover shows the star rating and NHTSA's estimated risk of rolling over in a single-vehicle crash.

VersionOverallFrontalSideSide poleRollover
NX300 · SUV AWD★★★★★4 / 4544 · 16.0% risk
NX300 · SUV FWD★★★★★4 / 4544 · 16.1% risk
NX300H · SUV AWD★★★★★4 / 4544 · 16.0% risk

Driver aids listed by NHTSA for the 2018 model year: forward collision warning standard, lane departure warning standard, automatic emergency braking standard.

Neighbouring years: 2019: same overall rating. A redesign between years can change both the car and the test.

Source: NHTSA New Car Assessment Program (5-Star Safety Ratings), nhtsa.gov/ratings.

Fuel economy and running cost

EPA ratings for each 2018 Lexus NX300 version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving).

VersionEngineTransmissionCityHwyComb.Fuel / yr
NX 300 FWD2.0L 4-cyl6-speed automatic222825$3,300
NX 300 AWD2.0L 4-cyl6-speed automatic222824$3,400
NX 300 AWD F Sport2.0L 4-cyl6-speed automatic222724$3,400

Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.

Recalls and investigations

Recall details for the 2018 Lexus NX300 → · Check a VIN at nhtsa.gov/recalls

Technical service bulletins

TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 102 on record; the latest 10 are shown.

See all 102 bulletins →

Other model years of the Lexus NX300

YearComplaintsMedian miRecallsCrash ★MPGScore (50 = typical)Trend
202053,3500525—Not enough data
2019145,3901525—Not enough data
2018618,5001525—Not enough data

All Lexus NX300 model years

Frequently asked questions

How many NHTSA complaints does the 2018 Lexus NX300 have?

NHTSA recorded 6 consumer complaints for the 2018 Lexus NX300 as of Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2018 Lexus NX300 is reported most often?

Other or unknown is named most often, in 3 complaints (50% of the total), followed by fuel system with 2.

Has the 2018 Lexus NX300 been recalled?

NHTSA lists 1 recall campaign for this model year. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

How did the 2018 Lexus NX300 do in NHTSA crash tests?

NHTSA's 5-Star Safety Ratings give the 2018 Lexus NX300 5 out of 5 stars overall, across 3 rated versions (body style and drive). Ratings from different model years are only comparable when the vehicle was not redesigned in between.

What gas mileage does the 2018 Lexus NX300 get?

The EPA rates the 2018 Lexus NX300 (NX 300, 2.0L 4-cyl) at 25 mpg combined, 22 city and 28 highway, with an estimated annual fuel cost of $3,300 at 15,000 miles a year. Other engine and drive versions are rated differently.

At what mileage are problems with the 2018 Lexus NX300 reported?

Among the 4 complaints that include a mileage, the median is 18,500 miles and the middle half falls between 7,000 and 30,000 miles; 100% were filed for vehicles with under 50,000 miles.

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate. Crash ratings are from NHTSA’s New Car Assessment Program. Fuel economy is from the EPA and DOE (fueleconomy.gov).

Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.