Reliability & 5-year cost of ownership — 2018 Infiniti Q50
NHTSA data on file today
The 2018 Infiniti Q50 has 3 NHTSA recall campaigns and 43 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #24V470000 Driveshaft Can Break NHTSA notice
- NHTSA #19V654000 No Back-Up Camera Display Image/FMVSS 111 NHTSA notice
- NHTSA #17V476000 Fuel Pump Control Module Software may cause Stall NHTSA notice
Most-cited components in owner complaints
- Engine 17 complaints
- Air Bags 9 complaints
- Fuel/Propulsion System 6 complaints
- Electrical System 5 complaints
- Unknown or Other 5 complaints
- Back Over Prevention 3 complaints
Of the 43 complaints on file, 1 reports a crash and 1 a fire (owner-reported, not verified by NHTSA).
Below average
Estimated 5-year repair + maintenance cost: $8,500–$12,000AI estimate — not from NHTSA data
The 2018 Infiniti Q50 has a below-average reliability rating due to recurring issues with the engine and drive system. Recalls related to the driveshaft, camera system, and fuel pump affect drivability, highlighting potential safety concerns and repair costs.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| engine | 50,000–80,000 miles | $1,500–$4,000 | very common |
| fuel pump | 40,000–70,000 miles | $500–$900 | common |
| driveshaft | 60,000–90,000 miles | $700–$1,300 | common |
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 change every 5,000 miles
- Brake pad replacement every 40,000 miles
- Coolant flush every 60,000 miles
- Transmission fluid change every 60,000 miles
- Timing chain tension check
- Spark plug replacement at 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine stalling while driving
- Unusual noises from driveshaft
- Fuel level inconsistencies
- Check engine light illuminations
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2018 Infiniti Q50 at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.