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Lexus NX300Model year report

2020 Lexus NX300 Problems

Complaints
5filed with NHTSA
Median mileage
3,350miles, 4 complaints with mileage
Recalls
0campaigns 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 2020 Lexus NX300 (complaints, recalls, investigations), NHTSA crash tests, EPA fuel economy. Report an error

NHTSA recorded 5 consumer complaints for the 2020 Lexus NX300. The part named most often is other or unknown, with 2 complaints (40% of the total), followed by engine (1) and forward collision avoidance (1). 4 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 3,350 miles. Of all complaints, 1 a fire, according to the filers. NHTSA lists 0 recall campaigns and 82 technical service bulletins for this model year. Other or unknown complaints overlap with 3 technical service bulletins filed under the same part. Engine complaints overlap with 4 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: “Imy 2020 Lexus nx 300 had a 10,000 mile service on 10-6-2020 on 10-13-20 ive notice water coming in my car from center console. Called dealer and was told bring it in on 10-15-20. Was told by them a spider web caused blockage of drain tube and flooded my interior of car. Also was not covered by warranty.as I drove the more water was coming in the car. When the car was stationary with heat/AC running more water was coming in driver side.also was returned car after insurance denied to pay was told to pick up my car with car parts scattered inside my vehicle and missing screw covers. …”

NHTSA complaint #11365752, filed 2020-10, 10,300 miles

Engine: “The contact owns a 2020 Lexus NX300. The contact stated that at 2:45 am there was a load sound coming from the driveway where the vehicle was parked. The contact then discovered her vehicle was on fire near the front of the hood. The tire exploded along with the windshield fracturing. The contact mentioned that the vehicle was not driven since wednesday from the incident date on saturday. The contact stated the fire was extinguish by the fire department, and a fire department report was filed. The insurance company inspected the vehicle and stated the cause of the fire was undetermined. …”

NHTSA complaint #11326766, filed 2020-06, 3,500 miles

Forward collision avoidance: “Feature acc: controls acceleration and/or braking to maintain a prescribed distance between the vehicle and another one in front. May be able to come to a stop and continue. Safety issue: the brake lights do not come on especially when coming to a complete stop in traffic. Vehicles following my car are unaware my vehicle is coming to a complete stop, and may rear end my vehicle. I reported the issue to Lexus too.”

NHTSA complaint #11408083, filed 2021-04, 2,040 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 3,200 and 3,500 miles.

75%0–1025%10–250%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: 3,350 miles.

Complaints by year filed

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

202042021
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 2020 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 2020 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 2020 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

NHTSA lists no recall campaigns for the 2020 Lexus NX300 in the data used here. A recall can apply to some vehicles of a model year and not others, so check a specific vehicle by 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. 82 on record; the latest 10 are shown.

See all 82 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 2020 Lexus NX300 have?

NHTSA recorded 5 consumer complaints for the 2020 Lexus NX300 as of Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

What part of the 2020 Lexus NX300 is reported most often?

Other or unknown is named most often, in 2 complaints (40% of the total), followed by engine with 1.

Has the 2020 Lexus NX300 been recalled?

NHTSA lists no recall campaigns for this model year in the data used here. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.

How did the 2020 Lexus NX300 do in NHTSA crash tests?

NHTSA's 5-Star Safety Ratings give the 2020 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 2020 Lexus NX300 get?

The EPA rates the 2020 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 2020 Lexus NX300 reported?

Among the 4 complaints that include a mileage, the median is 3,350 miles and the middle half falls between 3,200 and 3,500 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 28, 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.