AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2026 Lexus Rz
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $6,000–$12,000
The 2026 Lexus RZ suffers from an important recall affecting the ECU of the high voltage battery, risking drive power loss. It also has a few complaints related to the electrical system and door locks, warranting a below-average reliability rating.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| high voltage battery | 40,000–70,000 miles | $1,500–$4,000 | common |
| electronic control unit | 30,000–60,000 miles | $1,200–$3,500 | common |
| door lock system | 20,000–50,000 miles | $150–$350 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- battery inspection at 30,000 miles
- brake fluid replacement every 40,000 miles
- routine brake check every 15,000 miles
- coolant inspection every 10,000 miles
- tire rotation every 5,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- loss of drive power
- frequent battery alerts
- malfunctioning door locks
- sudden drops in battery range
Generated by gpt-4o on 8/23/2026. Cost ranges are conservative estimates that account for typical regional variation.