參考含義
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。
限定車輛範圍
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。
掃描記錄表 →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。
P2420Evaporative Emission Pressure Switching Valve Stuck Off
P2420Evaporative Emission Pressure Switching Valve Stuck OFF
原廠技術資料
5以下為英文原文
TOYOTA
TSB: REVISION NOTICE February 06, 2018 Rev1: ? Applicability has been updated to include 2016 ? 2018 model year Corolla vehicles. ? The Required Tools & Equipment section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2014 ? 2018 model year Corolla vehicles equipped with a 2ZR-FE or 2Z…
TOYOTA
TSB: Some 2014 - 2015 model year Corolla vehicles equipped with a 2ZR-FE or 2ZR-FAE engine may exhibit a MIL "ON" condition with Diagnostic Trouble Code (DTC) P2420 (Evaporative Emission Pressure Switching Valve Stuck OFF). Follow the Repair Procedure in this bulletin to address this condition.
SCION
SCION: SOME MODELS MAY EXHIBIT A MIL ON CONDITION WITH DIAGNOSTIC TROUBLE CODE(DTC) P2420 STORED. THIS TSB APPLIES TO VEHICLES PRODUCED WITHIN THE PRODUCTION CHANGE. *PE
TOYOTA
MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P0171 P0441, P2420 AND/OR P0455. *TT
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。
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。