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Service bulletins for the 2010 Mazda Mazda3

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.

291 on file from NHTSA, as of 2026-10-19.

About P0128 on the 2010 Mazda Mazda3: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: P0128 are shown. Show all

Bulletins, newest first
01-021-13-2817B2017-04-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE MIL ON WITH DTC P0128:00 (THERMOSTAT STUCK OPEN). THIS CONCERN IS CAUSED BY IMPROPER CONTROL LOGIC OF THE PCM. TO CORRECT THE PROBLEM, THE CONTROL LOGIC OF THE PCM HAS BEEN CHANGED.
01-021-13-28172017-04-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE MIL ON WITH DTC P0128:00 (THERMOSTAT STUCK OPEN). THIS CONCERN IS CAUSED BY IMPROPER CONTROL LOGIC OF THE PCM. TO CORRECT THE PROBLEM, THE CONTROL LOGIC OF THE PCM HAS BEEN CHANGED.
01-021-13-2817A2017-04-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SOME VEHICLES MAY EXPERIENCE THE MIL ON WITH DTC P0128:00 (THERMOSTAT STUCK OPEN). THIS CONCERN IS CAUSED BY IMPROPER CONTROL LOGIC OF THE PCM. TO CORRECT THE PROBLEM, THE CONTROL LOGIC OF THE PCM HAS BEEN CHANGED.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.