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。
P2271secondary HO2S [sensor 2] circuit signal stuck richP2271O2 SENSOR 1/2 OUT OF RANGE LOWP2271secondary HO2S [sensor 2] circuit signal stuck rich原廠技術資料
6以下為英文原文
ACURA
原文故障碼 P2271
Servicenews article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM to…
ACURA
原文故障碼 P2271
Tech line summary article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM…
HONDA
原文故障碼 P2271
Tech line summary article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM…
LAND ROVER
原文故障碼 P2271
"ISSUE: THE CUSTOMER MAY OBSERVE A MIL IN THE INSTRUMENT CLUSTER RELATING TO THE ENGINE SYSTEM (CHECK ENGINE LIGHT) AND ONE OR MORE CODES STORED IN THE PCM RELATING TO HEATED OXYGEN SENSOR (HO2S) IN THE EXHAUST SYSTEM.…
DODGE
原文故障碼 P2271
Flash: Diagnostic and System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM) with new software. Pickup trucks equipped with a 6.7L Cummins diesel have software…
VOLKSWAGEN
原文故障碼 P2271
VOLKSWAGEN: IMPROVED ECM SOFTWARE CALIBRATION TO STABILIZE 02 SENSOR DIAGNOSIS. 02 SENSOR DIAGNOSIS TOO SENSITIVE AND CONTAMINATION OF THE 02 SENSOR CAUSING MIL ON WITH DTCS P0136, P0139, P2271, P013B AND/OR P320C. *PE
核對適用車輛
20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 |
|---|---|---|
| Acura | TSX | 2008 |
| Acura | TSX | 2007 |
| Dodge | RAM 2500 | 2012 |
| Dodge | RAM 3500 | 2012 |
| Honda | ACCORD | 2007 |
| Honda | ACCORD | 2006 |
| Honda | CR-V | 2006 |
| Honda | CR-V | 2005 |
| Honda | ELEMENT | 2008 |
| Honda | ELEMENT | 2007 |
| Honda | S2000 | 2008 |
| Honda | S2000 | 2007 |
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。