P0446 on the 1999 Toyota Camry
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.
| EG01302 | 2002-09-26. Service bulletin. SOME VEHICLES MAY EXHIBIT A MALFUNCTION INDICATOR LIGHT ON WITH DIAGNOSTIC TROUBLE CODES P0440, P0441 AND P0446 STORED. *TT |
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| EG00499 | 1999-08-12. Service bulletin. REVISED INFORMATION REGARDING VEHICLES WITHIN CERTAIN VIN RANGES EXHIBITING A FALSE MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0446. *TT |
| EG00499 | 1999-05-20. Service bulletin. SOME VEHICLES WITHIN CERTAIN VIN RANGES MAY EXHIBIT A FALSE MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P0446 FOR A VACUUM CONTROL VALVE ASSEMBLY SET. *TT |
3 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.