這個碼是什麼意思？
以下表述對應所列原廠與通報。使用前請核對完整故障碼、回報模組、年式與引擎。
故障碼描述偵測到的異常，不直接指定必須更換的零件。
原廠原文中的含義
原文含義可能隨車型與後綴變化。此處依來源顯示，不代表通用診斷結論。
P04ECEVAP System Large Leak Detected - Fuel Tank SideP04ECEVAP System Large Leak - Fuel Tank Side (PHEV only)P04ECEVAP System Large Leak Detected - Fuel Tank SideP04ECEVAP System Large Leak Detected - Fuel Tank Side原廠技術資料
6以下為英文原文
JEEP
原文故障碼 P04EC
Fuel Filler Cap Tether Too Long Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes…
DODGE, JEEP, RAM
原文故障碼 P04EC
Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may…
JEEP
原文故障碼 P04EC
Updated Fuel Filler Cap and Fuel Filler Tube This bulletin involves updating the upper fuel filler tube and cap with improved versions. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon…
JEEP
原文故障碼 P04EC
Updated Fuel Filler Cap and Fuel Filler Tube This bulletin involves updating the upper fuel filler tube and cap with improved versions. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon…
JEEP
原文故障碼 P04EC
Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM: P0456 - EVAP System Small Leak P0455 - EVAP System Large Leak P04EC - EVAP…
JEEP
原文故障碼 P04EC
Customer complaint includes a Mil-on condition. Upon further investigation, one or more of the following fault codes may be set in the PCM: P0456 - EVAP System Small Leak P0455 - EVAP System Large Leak P04EC - EVAP…
核對適用車輛
12車型關聯可作查閱線索；引擎、生產範圍與軟體條件請核對原廠資料。
更換零件之前
記錄故障碼與凍結資料，檢查電瓶狀態、相關故障碼和可見線束或軟管損傷。依該車診斷程序與測試結果決定維修，避免僅憑故障碼換件。
還能繼續駕駛嗎？
不能只憑故障碼判斷能否繼續行駛。故障燈閃爍、嚴重抖動、過熱、機油壓力警示或煞車轉向異常需立即注意。影響操控或引擎安全時，應在安全地點停車並求助。以車主手冊為準。