TSB SA-043-26 — Mazda Service bulletin
SA-043-26 is a service bulletin on file with NHTSA for the Mazda Mazda3, 2019–2026 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. This SA supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-063/24 09/06/24 DESCRIPTION The Blind Spot Monitoring (BSM) system can malfunction with the following symptoms if the rear side radar sensors are installed facing the wrong direction.
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years SA-043-26 names
Every document filed under SA-043-26
| Document ID | Filed | Type |
|---|---|---|
| SA-043-26 | July 2, 2026 | Service bulletin |
What SA-043-26 covers
Visibility & wipers — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB SA-043-26?
SA-043-26 is a service bulletin filed with NHTSA by Mazda, covering the Mazda Mazda3 across the 2019–2026 model years. NHTSA's summary reads: This SA supersedes the previously issued SA(s) listed below. The changes are noted in Red. SA-063/24 09/06/24 DESCRIPTION The Blind Spot Monitoring (BSM) system can malfunction with the following symptoms if the rear side radar sensors are installed facing the wrong direction.
Which vehicles does SA-043-26 cover?
NHTSA's file names Mazda Mazda3 (2019–2026). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB SA-043-26 a recall, and is the repair free?
No. SA-043-26 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of SA-043-26?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under SA-043-26, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under SA-043-26. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.