这个码是什么意思？
P0171/P0172 对应第 1 气缸列，P0174/P0175 对应第 2 气缸列。过稀或过浓是控制器对混合气的判断，不是某个零件损坏的直接测量。比较怠速及负荷工况燃油修正，检查进气排气漏气，并按车型标准测试供油及传感器读数。
来源与解读范围 [1]
故障码描述检测到的异常，不直接指定必须更换的零件。
厂商技术资料
16以下为英文原文
FORD
原文报码 P0171
This article supersedes TSB 23-2195 to update the labor times from M-time to fixed time. Some of the vehicles listed in the Model statement above may exhibit an illuminated MIL in the instrument panel cluster (IPC) with…
FORD
原文报码 P0171
Some 2021-2023 F-150 vehicles equipped with a 3.3L engine may exhibit an illuminated MIL in the instrument panel cluster (IPC) with DTC P0171 stored in the powertrain control module (PCM). This may be due to the…
FORD
原文报码 P0171
Some 2021-2023 F-150 vehicles equipped with a 3.3L engine may exhibit an illuminated MIL in the instrument panel cluster (IPC) with DTC P0171 stored in the powertrain control module (PCM). This may be due to the…
FORD
原文报码 P0171
Some 2019-2021 F-150 vehicles built on or before 04-Mar-2021 and equipped with a 5.0L engine may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0171, P0172, P0174, P0175,…
FORD
原文报码 P0171
Some 2019-2020 F-150 vehicles equipped with a 5.0L flex fuel engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P0171, P0172, P0174 and/or P0175. This may be due to…
FORD
原文报码 P0171
Some 2021 F-150 vehicles equipped with a 5.0L engine and built on or before 04-Mar-2021 may experience an illuminated malfunction indicator lamp (MIL) and diagnostic trouble codes (DTC) P0364, P060B, P062B, P164C,…
核对适用车辆
14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。
历史车辆关联；此记录不证明车辆支持 OBD-II。
| 品牌 | 车型 | 年款 |
|---|---|---|
| Ford | F-150 | 2023 |
| Ford | F-150 | 2022 |
| Ford | F-150 | 2021 |
| Ford | F-150 | 2020 |
| Ford | F-150 | 2019 |
| Ford | F-150 | 2018 |
| Ford | F-150 | 2005 |
| Ford | F-150 | 2003 |
| Ford | F-150 | 2002 |
| Ford | F-150 | 2001 |
| Ford | F-150 | 2000 |
| Ford | F-150 | 1999 |
历史车辆记录 · 7 · 历史车辆关联；此记录不证明车辆支持 OBD-II。
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。
来源与解读范围
以下解释由本站依据所列原厂资料整理。页码从 PDF 文件第一页计数。原文为英文，译文供查阅参考；引用某个版本不代表它就是厂商当前最新指令。
- 2024–2025 MY OBD System Operation Summary for Gasoline Engines ↗
Ford Motor Company · PDF 页码 21, 22 ·
来源核对日期 · 2026-10-27
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。