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1998 Prelude P0401 - Help me understand the enable criteria.
Posted to Technical Discussion Forum on 9/9/2001 2 Replies

Greetings all,

One of my regular customers brought their 1998 Prelude in with a MIL. It was a DTC P0401, which is defined as EGR system insufficient flow detected.

OK, These use a lift sensor on top of the EGR valve. I know Honda programming looks at where... Login to read more.

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