did you leave the gas cap off and drive the car?
DTC P0455: Evaporative Emission (EVAP) System Large Leak
P0455 requires two failures in a row to turn the light on. Pending means that it has failed the large leak test once. Treat it like an active code. P0455 evaporative emissions large leak.
Trouble code P0455 means: EVAP System Large Leak (0.080") Detected
Trouble code P0455 means:EVAP Large Leak DetectedLarge vapor leak in the evaporative emmisions systemTrouble code P0455 means: Evaporative Emission System Leak Detected (gross leak/no flow)Large vapor leak in the evaporative emmisions system
Large vapor leak in the evaporative emmisions system
Evap System. Large leak.
Large EVAP leak
P0455 - Evap Emission Control System Leak Detected ( no purge flow or large leak )
Trouble code P0455 means:Evaporative emission (EVAP) control system leak detected (no purge flow or large leak)
The P0455 is an EVAP large leak detected, what the cause is though is hard to say could just be a gas cap or something more
P0442: Evaporative Emission System Leak Detected (small leak) P0455: EVAP Large Leak Detected
A large EVAP leak, probably a faulty gas cap