这个码是什么意思？
以下表述对应所列厂商与通报。使用前请核对完整报码、报码模块、年款和发动机。
故障码描述检测到的异常，不直接指定必须更换的零件。
厂商原文中的含义
原文含义可能随车型和后缀变化。此处按来源展示，不代表通用诊断结论。
P2271secondary HO2S [sensor 2] circuit signal stuck richP2271O2 SENSOR 1/2 OUT OF RANGE LOWP2271secondary HO2S [sensor 2] circuit signal stuck rich厂商技术资料
6以下为英文原文
ACURA
原文报码 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
原文报码 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
原文报码 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
原文报码 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
原文报码 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
原文报码 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
核对适用车辆
20车型关联可作为查阅线索；具体发动机、生产范围和软件条件请核对厂商资料。
| 品牌 | 车型 | 年款 |
|---|---|---|
| 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 |
更换零件之前
记录报码及冻结帧，检查蓄电池状态、相关报码和可见的线束或软管损伤。按照该车诊断流程和测试结果决定维修，避免仅凭故障码换件。
还能继续驾驶吗？
仅靠故障码无法判断是否适合继续行驶。故障灯闪烁、严重抖动、过热、机油压力报警或制动转向异常都需及时处理。影响车辆控制或发动机安全时，应在安全地点停车并寻求帮助。以车辆手册为准。