# P0456 on the 2008 Toyota Corolla

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

- [10032518](https://open.wenmarpro.com/bulletins/10032518), 2010-04-07: TOYOTA: ENGINE CONTROL. SOME MODEL VEHICLES MAY EXHIBIT A MIL ON CONDITION WITH DIAGNOSTIC TROUBLE CODE \(DTC\) P0456. EVAPORATIVE EMISSION CONTROL SYSTEM LEAK DETECTED \(VERY SMALL LEAK\). THE ENGINE CONTROL MODULE/ECM \(SAE TERM: POWERTRAIN CONTROL MODULE/PCM\) LOGIC HAS BEEN MODIFIED TO REDUCE THE POSSIBILITY OF THIS CONDITION OCCURRING. \*PE