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。
P2254-00O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1P2254-00O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1原廠技術資料
9以下為英文原文
JEEP
原文故障碼 P2254-00
Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…
JEEP
原文故障碼 P2254-00
Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…
RAM
原文故障碼 P2254-00
Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…
RAM
原文故障碼 P2254-00
Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…
CADILLAC, CHEVROLET
原文故障碼 P2254
This service bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P2251 and/or DTC P2254 Set.
CHEVROLET
原文故障碼 P2254
This service bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P2251 and/or DTC P2254 Set.
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。
| 品牌 | 車型 | 年式 |
|---|---|---|
| Cadillac | CT5 | 2022 |
| Chevrolet | CORVETTE | 2022 |
| Chevrolet | CORVETTE | 2021 |
| Chevrolet | CORVETTE | 2020 |
| Jeep | GRAND WAGONEER | 2025 |
| Jeep | WAGONEER | 2025 |
| Land Rover | DISCOVERY SPORT | 2016 |
| Land Rover | LR4 | 2016 |
| Land Rover | RANGE ROVER | 2016 |
| Land Rover | RANGE ROVER EVOQUE | 2016 |
| Land Rover | RANGE ROVER SPORT | 2016 |
| Ram | 1500 | 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。