When the Check Engine Light comes on without any other major symptoms, you may wonder what is going on. In some cases, you may see the P0456 code, which commonly occurs without any performance problems. What does the P0456 DTC mean, and what can be done about it? In this guide, we...
What this code means is that the computer has tested the evap system and was not able to draw a vacuum on the fuel tank. it does this by turning on the evap vent valve which closes the fuel tank vent off, It then opens the vacuum solenoid and allows engine vacuum to be drawn on th...
I just had the Check Engine Light come on for the first time ever so I took it to a local Autozone for help reading the code. It read "P0456" and the parts guy (who had been drinking that day) said it had something to do with the EVAP system and might be as simple as a bad...