Service bulletins for the 2001 Mazda B-Series
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.
132 on file from NHTSA, as of 2026-10-19.
About P0300 on the 2001 Mazda B-Series: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0300 are shown. Show all
| 0101202 | 2002-09-28. Service bulletin. UNKNOWN OR OTHER. SUBJECT REGARDING 4.0L SOHC ENGINE - MALFUNCTION INDICATOR LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE P0300. *SLC |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.