DISCONNECT BATTERY & RECONNECT AFTER 1 MINUTE
P0455 has several pages of potential causes. It's typically a loose gas cap (95% of the time). Otherwise can be vaccum leaks, fuel leaks, etc. It's usually a very minute problem that will not damage your car, but will, if there is a legitimate leak, lower gas mileage and/or performance.
Can not find answer for a P0455 code for my 1999 S 70 Volvo (check engine light), with a buddies meter, trying to save money, can anyone give a clue, is it serious or is Volvo Dealer blowing smoke. If you could also provide re-setting technique, it would be highly appreicated.
DTC P0455: Evaporative Emission (EVAP) System Large Leak
Trouble code P0455 means: EVAP System Gross Leak (0.080") Detected
Trouble code P0455 means: EVAP System Large Leak (0.080") Detected
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: Evaporative Emission System Leak Detected (gross leak/no flow)
Code P0455 means "Evaporative Emission System Leak Detected (gross leak/no flow)"
P0455 - Evap Emission Control System Leak Detected ( no purge flow or large leak )
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
P0455 code for mazda Protede... Evaporative Emission System Leak Detected (gross leak/ no flow)
Trouble code P0455 means:Evaporative emission (EVAP) control system leak detected (no purge flow or large leak)