2018 Infiniti Q50: Air Bags complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 9 owner complaints for the 2018 Infiniti Q50 that list the air bags component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11766217 (filed 09/22/2026): “Systemic defect front passenger seat occupancy sensor failure triggering an illuminated airbag warning light.…”
- NHTSA complaint ODI #11748898 (filed 07/07/2026): “The contact owns a 2018 infiniti q50. the contact stated while driving at an undisclosed speed, the air bag warning light illuminated. the vehicle was taken to the dealer, where the contact was informed that the front passenger seat and passenger seat belt needed to be replaced. the vehicle was not …”
- NHTSA complaint ODI #11742781 (filed 06/08/2026): “The contact owns a 2018 infiniti q50. the contact stated that while driving at an undisclosed speed, the front passenger occupant classification system (ocs) sensor became inoperable. the vehicle was taken to the dealer, where it was diagnosed that the front passenger ocs sensor had failed and neede…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Airbag and seat-belt restraint systems are safety-critical and need a scan tool and manufacturer procedures; do not DIY. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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Sources
Page last updated .