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P1000 on the 2001 Mazda B-Series

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.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name P1000
01008012001-09-04. Service bulletin. SOME VEHICLES BUILT PRIOR TO JANUARY 2, 2001 MAY EXHIBIT ROUGH IDLE, ANTI-LOCK BRAKE SYSTEM (ABS) WARNING LAMP ILLUMINATION, INOPERATIVE OR ERRATIC SPEEDOMETER, DIAGNOSTIC TROUBLE CODE (DTC) P0500, P0501, P0503, P1721, P0176, P1000, ABS DTC 9, RABS DTC 16, OR A DELAYED OR HARSH SHIFTING AUTOMATIC TRANSMISSION. *TT

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.