Unveiling the Enigma of EVAP System Leaks Causes, Symptoms, and Solutions

Common problems with the EVAP system include faults with the purge valve that vents fuel vapors to the engine, leaks in vent and vacuum hoses, and loose, ill- ... Find your TRQ parts here: http://1aau.to/m/ETCG0455 Eric the Car Guy is here! He's visiting TRQ to explain check engine codes to you! Error code P0455 is a diagnostic trouble code that signifies a major leak detected in the evaporative emission control (EVAP) system. A leak in the EVAP system is not an emergency. You can drive, but going to a mechanic as soon as possible is the right thing to do. I have a 2007 v6 and have the check engine light on for [evaporative emission system leak detected (small leak)] , took it to autozone and they told me to ... It means just as the code states. The PCM has detected that there is a leak somewhere within the EVAP system. It's venting unmetered fuel vapors ... Simply pressurize the system and spray down EVAP system components with a soapy solution. A 50/50 solution of car wash and windshield washer ... The light comes on for a small evap leak, I fiddle with the gas cap and erase the code, and it stays off for anywhere from a couple days to a couple weeks. The easiest way is to break the flexible line in the EVAP system between the engine and frame, that way you can smoke towards the engine and ... ... system for leak integrity. The canister purge solenoid (CPS), canister vent solenoid (CVS) and fuel tank pressure sensor (FTPS) are the heart of the system.