CorollaFix

Japan (toyota.jp) recall JP-2016-1026: Front Passenger Airbag Inflator (Takata Psan Degradation)

Likely cause
Propellant degrades with temperature and humidity cycling. Replace the inflator or airbag; if parts are short, deactivate the passenger airbag and fit a warning label.
Applies to
TA-NZE120/121/124, TA-ZZE122/123/124, KE-CE121 (JDM)
Confidence
high

Sources

Guidance only – confirm with a mechanic before repairs. All common problems