這個挺不錯，看看

來源: 於 2016-03-26 09:53:15 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次


- faulty vent control valve
- blockage at the vent hose, vent filter or vent control valve
- open or short in the vent control valve circuit
- bad charcoal canister
- EVAP system leak
- faulty EVAP system pressure sensor
- bad vacuum switching valve (VSV) (Toyota, Lexus)
- stuck open purge valve (solenoid)