# P0456 on the 2003 Acura MDX

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 P0456

- [10008534](https://open.wenmarpro.com/bulletins/10008534), 2004-08-04: MALFUNCTION INDICATOR LAMP \(MIL\) ON WITH DIAGNOSTIC TROUBLE CODE \(DTC\) P0456. \*TT
- [10005844](https://open.wenmarpro.com/bulletins/10005844), 2004-03-17: EMISSION RECALL \& DIAGNOSTIC TROUBLE CODE \(DTC\) P0456 SOFTWARE UPDATE. \*TT