這個碼是什麼意思？
P0300 表示隨機或多缸失火，P0301–P0308 對應編號汽缸。點火、供油、壓縮、漏氣與機械正時都可能相關。配合失火計數、凍結資料與測試縮小範圍。故障燈閃爍可能表示足以損壞觸媒的失火。
來源與解讀範圍 [1]
故障碼描述偵測到的異常，不直接指定必須更換的零件。
原廠技術資料
22以下為英文原文
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, OLDSMOBILE, PONTIAC, SATURN
原文故障碼 P0300
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, OLDSMOBILE, PONTIAC, SATURN
原文故障碼 P0300
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, OLDSMOBILE, PONTIAC, SATURN
原文故障碼 P0300
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, OLDSMOBILE, PONTIAC, SATURN
原文故障碼 P0300
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
BUICK, CHEVROLET, GMC
原文故障碼 P0300
This service bulletin provides repair information to correct a customer concern of an Engine Misfire, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0300 Set.
BUICK, CHEVROLET
原文故障碼 P0300
This Preliminary Information communication provides information to the technician about vehicles that may have a rough idle or misfire. Technician may find Diagnostic Trouble Code P0300 set in the Engine Control Module.…
核對適用車輛
10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。
來源與解讀範圍
以下解釋由本站依所列原廠資料整理。頁碼從 PDF 檔案第一頁起算。原文為英文，譯文供參考；引用某版本不代表它是原廠目前最新指令。
- 01 13 14 / 2033805 · Engine, Misfire Diagnostic Aid ↗
Volkswagen Group of America · PDF 頁碼 1, 2 ·
- 2024–2025 MY OBD System Operation Summary for Gasoline Engines ↗
Ford Motor Company · PDF 頁碼 9, 10 ·
來源核對日期 · 2026-10-27
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。