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。
原廠技術資料
10以下為英文原文
PORSCHE
原文故障碼 P242100
Technical information for Malfunction Indicator Light Active/Fault Memory Entry regarding Tank Shut-Off Valve Tank Ventilation System “P242100” or “P242200” in DME Control Unit
PORSCHE
原文故障碼 P242100
Technical Information - Malfunction Indicator Light Active / Fault Memory Entry "P242100" or "P242200" in DME Control Unit: Observe Guided Troubleshooting (10 / 25)
VOLKSWAGEN
原文故障碼 P2421
Customer states MIL-on, P2421 stored in ECM memory Customer states MIL-on, P2402 stored in ECM memory Customer states rattle from below the vehicle Customer states MIL-on, fault P04F0 stored in ECM memory Customer…
VOLKSWAGEN
原文故障碼 P2421
Customer states MIL-on, P2421 stored in ECM memory Customer states MIL-on, P2402 stored in ECM memory Customer states rattle from below the vehicle Customer states MIL-on, fault P04F0 stored in ECM memory Customer…
VOLKSWAGEN
原文故障碼 P2421
Customer states MIL-on with P2421 Customer states MIL-on with Misfire code Customer states clutch pedal makes noise No crank, no start Customer states no voice output during calls / micro phone inoperative Customer…
VOLKSWAGEN
原文故障碼 P2421
Customer states MIL-on with P0556 Customer states MIL-on with P2421 Customer states MIL-on with Misfire code Customer states clutch pedal makes noise No crank, no start Customer states no voice output during calls /…
核對適用車輛
202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。
| 品牌 | 車型 | 年式 |
|---|---|---|
| Porsche | CAYENNE | 2025 |
| Porsche | CAYENNE | 2024 |
| Porsche | CAYENNE | 2023 |
| Porsche | CAYENNE | 2022 |
| Porsche | CAYENNE | 2021 |
| Porsche | CAYENNE | 2020 |
| Porsche | CAYENNE | 2019 |
| Porsche | CAYENNE | 2018 |
| Porsche | CAYENNE | 2017 |
| Porsche | CAYENNE COUPE | 2025 |
| Porsche | CAYENNE COUPE | 2024 |
| Porsche | CAYENNE E-HYBRID | 2025 |
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。