# P0401 on the 1998 Acura CL

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.

## Bulletins for this model year that name P0401

- [610236](https://open.wenmarpro.com/bulletins/610236), 2000-04-21: SOME VEHICLES BUILT WITHIN VIN 19UYA2 ... XL005044 AND 19UYA2 ... XL005158 MAY EXHIBIT A MALFUNCTION INIDCATOR LAMP ON AND DIAGNOSTIC TROUBLE CODE P0401 \(INSUFFICIENT EGR FLOW\) IS SET. \*TT