codes P0470, P0420

1999 ACURA TL
205,000 MILES • 3.2L • 6 CYL • RWD • AUTOMATIC
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KEVIN CORPUS
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  • 1 POST
Check engine light is on and need help with the location of the exhaust pressure sensor?
Jul 31, 2016 at 8:08 AM
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HMAC300
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  • 48,601 POSTS
if your 420 code is showing it is more than likely a bad converter especially with miles.the 0470 code may be set because of a clogged converter. we have no listing of that location. that code is generic and may not even have it, but computer sets it.
Jul 31, 2016 at 8:24 AM