Reliability & 5-year cost of ownership — 2002 Infiniti Q45
NHTSA data on file today
The 2002 Infiniti Q45 has 1 NHTSA recall campaign and 20 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #03V455000 NISSAN/CRANK/CAM POSITION SENSOR WELD NHTSA notice
Most-cited components in owner complaints
- Engine and Engine Cooling 4 complaints
- Air Bags 3 complaints
- Exterior Lighting 3 complaints
- Wheels 3 complaints
- Electrical System 2 complaints
- Seats 2 complaints
Of the 20 complaints on file, 1 reports a crash; across all 20 complaints, owners report 1 injury (owner-reported, not verified by NHTSA).
Below average
Estimated 5-year repair + maintenance cost: $5,000–$8,000AI estimate — not from NHTSA data
The 2002 Infiniti Q45 has a below-average reliability rating, largely due to engine and sensor issues. Recalls and complaints indicate frequent problems with engine components, including potential failures of the crank and cam position sensors. Electrical and airbag concerns also contribute to potential maintenance challenges.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| Engine sensors | 80,000–120,000 miles | $400–$800 | common |
| Electrical system | 90,000–130,000 miles | $300–$700 | common |
| Airbags | 100,000–150,000 miles | $500–$1,000 | occasional |
| Wheels | 70,000–110,000 miles | $150–$300 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake inspections
- Transmission fluid replacement
- Timing belt replacement
- Coolant system flush
- Alignment checks
- Spark plug replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Check engine light on
- Rough idling
- Dim or flickering lights
- Airbag warning light
- Unusual tire wear patterns
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2002 Infiniti Q45 at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.