Service bulletins for the 2011 Mazda Tribute
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.
131 on file from NHTSA, as of 2026-10-19.
About P0304 on the 2011 Mazda Tribute: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0304 are shown. Show all
| 01-005-20-3704 | 2020-05-04. Service bulletin. ENGINE AND ENGINE COOLING. Some vehicles may exhibit a MIL on with DTC(s) P1285, P1299 and/or P0128. Engine temperature may be cold and report as hot or be hot and report as cold. Engine cooling fan operation may also be affected by the incorrect cylinder head temperature (CHT) sensor reading - turning on or off at inappropriate times. These vehicles may also exhibit rough run, lack of power, MIL on with DTCs P0300, P0301, P0302, P0303, P0304, and/or P0316. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.