The problem
Honda (American Honda Motor Co.) is recalling certain 2018-2022 Odyssey vehicles. A software programming error can cause the side and side curtain air bags to deploy unexpectedly.
The risk
Air bags that deploy unexpectedly can increase the risk of injury.
The fix
Dealers will reprogram the supplemental restraint system (SRS) electronic control unit (ECU) software or replace the ECU, as necessary, free of charge. Owner notification letters were mailed May 27, 2026. Owners may contact Honda's customer service at 1-888-234-2138. Honda's number for this recall is UNW. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov beginning April 16, 2026. The information in your report suggests that Honda (American Honda Motor Co.) may have been aware of this issue more than five business days before filing a report with NHTSA. Please be reminded that under Federal law, this agency is to be notified of all safety defect and/or noncompliance decisions within five business days. 49 CFR 573.6 Significant civil penalties can be assessed for this violation.
Recall details
| NHTSA campaign | 26V-227 (26V227000) |
|---|---|
| Manufacturer number | UNW |
| Manufacturer | Honda (American Honda Motor Co.) |
| Component | Air bags › Air bag/restraint control module › Software |
| Report date | April 9, 2026 |
| Owners notified | May 26, 2026 |
| Vehicles affected | 440,830 |
| Initiated by | NHTSA investigation |
Vehicles covered
Owner complaints about the air bags
Frequently asked questions
Is the recall 26V-227 repair free?
Yes. Honda dealers will fix the problem at no cost: Dealers will reprogram the supplemental restraint system (SRS) electronic control unit (ECU) software or replace the ECU, as necessary, free of charge. Owner notification letters were mailed May 27, 2026.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 440,830 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.