Rupture has specific conditions
The report concerns non-desiccated PSAN propellant. Long exposure to high absolute humidity, heat and temperature cycling can degrade it. On activation a degraded inflator may rupture and project metal into the cabin. Vehicle age alone does not establish that state.
Honda / NHTSA repository: Part 573 Safety Recall Report 19V-500, December2021revision
Applicability and the full analysisAn invoice does not finish identification
The dated remedy replaces the driver inflator. It distinguishes affected vehicles from similar cars with another replacement supplier or campaign. Its population cannot become a denominator for rupture frequency across all TL.
Honda / NHTSA repository: Part 573 Safety Recall Report 19V-500, December2021revision
Applicability and the full analysisFull material about the model
Acura TL 2012–2014: replacement airbag inflator and repair evidenceReplacement history and installed-part identity matter beyond the body year.