AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2005 Infiniti Fx35

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $7,500–$13,000

The 2005 Infiniti FX35 struggles with airbag and general electrical issues, evident in the high complaint numbers. While it offers luxury features, reliability concerns and repair costs may overwhelm owners.

Most-common failures

Part Typical mileage Cost range Frequency
airbags50,000–100,000 miles$400–$1,200very common
electrical system40,000–80,000 miles$300–$1,000common
locks/linkages60,000–90,000 miles$150–$500occasional
brakes60,000–100,000 miles$250–$700occasional
fuel system70,000–110,000 miles$200–$600rare

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change
  • Brake fluid replacement
  • Transmission fluid change
  • Tire rotation and balance
  • Coolant system flush
  • Air filter replacement

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Airbag warning light
  • Intermittent electrical failures
  • Grinding noises when braking
  • Fuel smell near vehicle
  • Loud locking mechanism noise

Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.