AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2004 Infiniti Fx45
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $4,500–$8,000
The 2004 Infiniti FX45 faces several issues with latches, locks, electrical systems, and airbag complaints. Though not plagued by engine or transmission failures, the frequent non-critical issues suggest higher ownership costs and lower overall reliability.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| Latches/Locks | 80,000–120,000 miles | $150–$400 | very common |
| Electrical System | 60,000–100,000 miles | $200–$600 | common |
| Air Bags | 100,000–140,000 miles | $500–$1 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake fluid replacement
- Spark plug replacement
- Transmission fluid change
- Coolant system flush
- Alignment and balance
- Belt inspection and replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Power door locks not working
- Dashboard lights flashing
- Airbag warning light on
- Intermittent electrical failures
- Seat reclining issues
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.