Service bulletins for the 2021 Toyota Mirai
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
121 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Suspension are shown. Show all
| TSB004723 | 2023-12-26. Service bulletin. SUSPENSION. TSB: Some 2021 ? 2023 model Mirai vehicles may exhibit a creaking or clicking type noise from the rear suspension member. This condition may occur when braking or when driving over speed bumps and uneven surfaces. Follow the Repair Procedure in this bulletin to address this condition. |
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| T-SB-0047-23 | 2023-08-28. Service bulletin. ENGINE AND ENGINE COOLING; SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); BACK OVER PREVENTION. TSB: Some 2021 ? 2023 model Mirai vehicles may exhibit a creaking or clicking type noise from the rear suspension member. This condition may occur when braking or when driving over speed bumps and uneven surfaces. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.