AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2007 Infiniti Fx35

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $7,000–$10,000

The 2007 Infiniti FX35 has some common issues primarily related to airbag systems and electrical components. Despite these complaints, the lack of severe or critical faults and the moderate frequency of other problems contribute to its average reliability rating.

Most-common failures

Part Typical mileage Cost range Frequency
airbag system80,000–120,000 miles$500–$1,500common
electrical system70,000–110,000 miles$400–$1,200common
structure60,000–100,000 miles$300–$800occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • oil and filter changes every 5,000 miles
  • tire rotation and balance annually
  • coolant flush every 30,000 miles
  • replace brake fluid every 20,000 miles
  • transmission fluid change every 60,000 miles
  • spark plug replacement at 105,000 miles

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • airbag warning light on dashboard
  • dimming or flickering lights
  • unusual noises from engine
  • difficulty starting the vehicle

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