AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2004 Infiniti Fx35
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $4,500–$6,500
The 2004 Infiniti FX35 has an average reliability rating due to its common issues with latches, electrical systems, and air bags. Although these problems are noted in complaints, the overall frequency of severe issues is moderate compared to competitors.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| latch/lock | 80,000–120,000 miles | $200–$400 | very common |
| electrical system | 60,000–90,000 miles | $300–$600 | common |
| air bag system | 70,000–110,000 miles | $400–$800 | common |
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil and filter changes
- brake pad replacement
- coolant flush
- transmission fluid change
- tire rotation and balance
- spark plug replacement
- timing belt inspection
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- door lock failure
- frequent electrical malfunctions
- air bag warning lights
- fuel system leaks
- sudden battery drain
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.