P0420

2016-2018 Honda Warranty Extension: MIL Comes On with DTC P0420/P0430, P030x, and/or P219A/B (With Software Update)

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2018 Honda Odyssey

NHTSA ID Number: 10187006 Manufacturer Communication Number: A20-100   Summary “Service Bulletin – The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear or clogging inside one or more injectors. One or more of the following DTCs may … Read more

2017-2019 Honda Warranty Extension: MIL Comes On with DTC P0420/P0430, P030x, and/or P219A/B (Without Software Update)

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2019 Honda Pilot

NHTSA ID Number: 10187008 Manufacturer Communication Number: A21-010 Summary “Service Bulletin – The PCM software may misinterpret sensor inputs as a deteriorated catalytic converter. Additionally, debris from the high pressure pump or the fuel injector machining process can cause internal wear or clogging inside one or more injectors. One or more of the following DTCs may be … Read more

MIL Comes On With DTC P0420 – 2003 Honda Element

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Honda Logo

A03-031 October 11, 2011   Applies To: 2003 Element with M/T – From VIN 5J6YH1…3L000001 thru 5J6YH1…3L009732   2003 Element: MIL Comes On With DTC P0420 (Supersedes 03-031, dated July 23, 2011, to revise the information marked by the black bars)   REVISION SUMMARY Under WARRANTY CLAIM INFORMATION, a flat rate time was changed.   … Read more