Home · 2018 Lexus Nx300 · Complaints

What 21 owners told NHTSA about the 2018 Lexus Nx300

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (21)Crash / fire / injury (2)Fuel system (10)Engine (4)Brakes (3)Body & structure (2)Speed control (2)Steering (2)Visibility & wipers (2)Airbags (1)Driver assistance (1)Electrical system (1)

1 of 21 complaints match · Electrical system · clear filters

Dec 23, 2022Electrical systemEngine

My cars engine has stopped three times on the highway in a six month span - almost causing accidents. My car has been seen twice by Lexus dealerships and there has yet to be an exact cause of this malfunction and no effort made by Lexus to remedy the situation.

NHTSA ODI 11498672

Working with the data? Download all 21 complaints as CSV · fetched from NHTSA July 20, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2018 Lexus Nx300 verdict →