P0300 on the 2004 Mazda RX-8
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
Nobody has written a description of this code yet.
| 0100704 | 2004-04-30. Service bulletin. A MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE (DTC) P0300-0302 (MISFIRE) WHEN RUNNING, AFTER THE ENGINE HAS BEEN REPLACED. AFTER REPLACING THE ENGINE, THE ECCENTRIC SHAFT POSITION SENSOR WILL REMAIN IN THE PCM, CAUSING THE PCM TO MISDIAGNOSE THE ECCENTRIC SHAFT POSITION SENSOR SIGNAL, RESULTING IN THE DTC P0300-P0302 STORED IN MEMORY. *TS |
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1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.