P0420 on the 2006 Nissan Frontier
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.
| NTB-10-045 | 2010-08-12. Service bulletin. NISSAN: DTC P0420 (TW CATALYST SYS-BI) STORED IN THE ECM. CONFIRM THIS BULLETIN APPLIES-CHECK THE CURRENT ECM PART NUMBER; COMPARE YOUR CURRENT ECM PART NUMBER TO CHART A. REPLACE THE EXHAUST MANIFOLD CATALYST; REPROGRAM THE ECM. *PE |
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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.