P0155 on the 2001 Toyota Sequoia
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.
| 01902R | 2004-03-16. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0135 AND / OR P0155 IN THE ENGINE CONTROL MODULE (ECM). REVISED. *TT |
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| 01902 | 2003-02-21. Service bulletin. MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0135 AND / OR P0155 IN THE ENGINE CONTROL MODULE (ECM). *TT |
2 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.