Problems · NHTSA complaints
2024 Lexus RZ 450E problems
Owners filed 5 complaints about the 2024 Lexus RZ 450E with NHTSA between Nov 2024 and Dec 2025. The most-cited component is electrical system (4).
Complaints
5
Filed with NHTSA
Crashes
1
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Electrical system4
- Lane departure1
- Seat belts1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 7, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
4
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2024 | 1 |
| 2025 | 4 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Electrical system
4 reports1 crash
“I am reporting a safety concern involving a 2024 Lexus RZ300e related to battery range performance and charging requirements in cold weather. In real-world winter conditions in Massachusetts, the vehicle experiences severe range loss, requiring excessive and repeated public charging to remain operable. On a representative day, I was required to use multiple public charging networks (ChargePoint, FLO, and Tesla Superchargers), spending over 4 hours physically charging, consuming approximately 105 kWh of electricity, and paying nearly $50 in public charging costs, with additional home charging still required for the next day. Many charging stations are outdoors and poorly sheltered, requiring prolonged exposure to freezing temperatures, wind, and precipitation. This creates a significant safety risk due to driver fatigue. To earn a modest daily income, I must drive for extended hours. When combined with approximately 4 hours per day spent charging, this results in up to 16 hours in a single day spent driving or waiting in the vehicle. Charging time is not rest, as I must remain alert, manage charging sessions, and relocate the vehicle. This extended time causes…”
Lane departure
1 report1 crash
Seat belts
1 report
“This evening upon driving home my 2.5 year old son began crying. When I investigated, he was crying because his car seat had turned over on its side. When we arrived home I tested the rear seat belts and none remain locked; therefore his seat was not secured. Please advise how this can be fixed as soon as possible as it is not safe for us to use the vehicle until this is addressed.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 7, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.