Home · 2019 Lexus Rx450hl · Complaints

What 33 owners told NHTSA about the 2019 Lexus Rx450hl

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 (33)Crash / fire / injury (10)Driver assistance (11)Fuel system (11)Brakes (8)Engine (7)Electrical system (6)Airbags (3)Body & structure (2)Speed control (2)Transmission & drivetrain (2)Lane Departure (1)

2 of 33 complaints match · Speed control · clear filters

May 6, 2024Speed controlEngineFuel system

Codes P219C & P0301 have continuously came on , these lights MIL have made the vehicle go from AWD to 2 wheel drive while in motion. [XXX] vehicle was taken to Bay Ridge Lexus. In brooklyn NY. They over looked this issue and stated it was something else. This has been confirmed via multiple diagnostics machines. Lexus of Edison has also decided not to cover this repair under warranty . The danger of going from 4 wheel drive into 2 wheel drive while in motion is extremely dangerous . These warning lights/MIL once activated has also caused the vehicles sonar to fail cause a serious safety issue. My vehicle is available to be inspected as needed. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

NHTSA ODI 11587176

Dec 10, 2021Speed controlDriver assistanceCrash

Sudden acceleration while parking; collision with post & fence Failure of safety systems; including ‘collision avoidance’ breaking, ‘collision warning’ alarm, air bag failed to deploy. Repair shop to evaluate the physical damage to the car the week of 13December2021. Lexus has been notified; case number 211208000564. Lexus has not contacted me or the insurance company as of 10December2021. Mishawaka, Indiana Police Dept. case #2112070051

NHTSA ODI 11443331

Working with the data? Download all 33 complaints as CSV · fetched from NHTSA July 21, 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 2019 Lexus Rx450hl verdict →