Lexus RX300

2026 Lexus RX 350h Luxury AWD Hybrid. Component Affected: ELECTRICAL SYSTEM:12V BATTERY, DIGITAL/ELECTRONIC LOCKS I am experiencing a severe and persistent 12V parasitic battery drain on my 2026 Lexus RX 350h. The vehicle's auxiliary 12V battery drains completely to a dead state if left parked and unused for only two to three days. This is an ongoing manufacturing or software defect that prevents the auxiliary battery from maintaining an adequate charge, resulting in routine vehicle failure.…

The contact owns a 2026 Lexus RX 450h+. The contact stated that while occupying the vehicle, the battery lost power, causing the power door locks to fail to disengage and leaving the contact trapped inside the vehicle. Approximately 15 minutes later, the contact located the manual emergency release, unlocked the door, and exited the vehicle. The dealer was contacted and informed the contact of the manual emergency door release. The following day, the vehicle failed to start. The vehicle was…

Battery drains which locks car unexpectedly. No warning, even with car FOB inside car which creates a safety issue if child or someone is in the car. All doors lock and with no access to FOB cannot open the door with manual key. Also, safety issue if this happens at night or in a parking lot etc. Cannot open doors at all - There is obviously an issue with the battery draining after only a few days. Dealer solution - plug in a battery maintainer - problem if you are parking the car at an airport…

I have tried to get Stevenson Lexus in Lakewood Colorado to replace the head rests , they have not ever had the parts to complete the recall. I have been waiting for over a year. I called Lexus headquarters in Texas and was told that there is a remedy but Stevenson Lexus has never offered that to me.

Timing cover oil leak

The vehicle exhibits a severe, load-based mechanical transmission whine strictly during active acceleration. The pitch of the whining sound rises and falls in direct proportion to the engine's RPMs. This vehicle utilizes the Toyota/Lexus 8-speed automatic transmission architecture, which has a well-documented manufacturing flaw involving internal bearing wear, gear misalignment, and fluid starvation.This mechanical defect poses an immediate and severe safety hazard. The continuous internal wear…

On XXX, our 2018 Lexus RX 350L was involved in a high-speed collision in [XXX]. The vehicle struck a Jersey/concrete barrier with the left front of the vehicle. The collision caused extensive damage to the left-front corner of the vehicle. The left-front wheel and suspension were severely displaced, with substantial damage extending through the left-front body structure toward the driver's door area. The vehicle was subsequently declared a total loss by the insurance company. Despite the…

The contact owns a 2023 Lexus RX 500h. The contact stated that while driving at an undisclosed speed, the vehicle started shaking abnormally and stalled. The contact stated that several unknown warning lights were illuminated during the failure. The failure was a recurring failure. The vehicle was towed to the dealer; however, the dealer was unable to duplicate the failure, and the vehicle was not repaired. The manufacturer was made aware of the failure, and an engineer was sent to inspect the…

Brake actuator makes a shriek when I engage the pedal. Problem is ongoing and applies to 2015-2019 Lexus RX450 Hybrid models. Problem is getting worse, and I am afraid of brake failure. Lexus has been repairing this problem, gratis, for owners under their Customer Support Program 23LE04. I contacted Lexus and was told that Hawaii-based Lexus Vehicles are part of the Japan Dealer Network and to contact them. I made an appointment and the car was inspected on April 16, 2026. The outcome was that…

The contact owns a 2023 Lexus RX 500h. The contact stated that while driving at an undisclosed speed, the vehicle was shaking erratically, and the vehicle stopped independently. The contact stated that several unknown warning lights were illuminated and the message to “See the Dealer” was displayed. The vehicle was towed to the dealer; however, the failure was not duplicated. The failure reoccurred. The failure was a persistent failure. The dealer was made aware of the failure. The vehicle was…