If your OBD-II equipped vehicle has a stored P0165 code, it means that the powertrain control module (PCM) has detected a slow response time from a downstream (or post catalytic converter) oxygen (O2) sensor or circuit.

2020年2月2日 · 诊断扫描仪、数字电压欧姆表 (DVOM) 和可靠的车辆信息源是我诊断 P0165 代码所需的工具。 在尝试诊断 P0165 代码之前，应诊断和修复失火代码、节气门位置传感器代码、歧管气压代码和空气流量传感器代码。

2016年9月20日 · OBD II fault code P0165 is defined as “Oxygen Sensor Slow Response (Bank 2 Sensor 2)”, and is set when the PCM (Powertrain Control Module) detects a voltage or signal from or to the #3-oxygen sensor that does not fall within predefined specifications.

P0165故障码，适用于所有汽车制造商，意思是氧传感器电路反应太慢（第2排，传感器 3） (O2 Sensor Circuit Slow Response (Bank 2, Sensor 3))。 提示：快速查找故障码，可以关注“ 车主指南 ”公众号，回复故障代码，如：“ P0165 ”，即可获得对应故障码解释和解决方案。

2023年11月2日 · The P0165: O2 Sensor Circuit Slow Response (Bank 2 Sensor 3) code suggests that the oxygen sensor circuit is responding more slowly than expected, specifically the third sensor on bank 2. This could be due to an aging sensor, contamination, or problems with the fuel system. P0165 quick overview

2025年1月26日 · In this blog post, we’ll dive deep into everything you need to know about the P0165 code: its meanings, symptoms, causes, diagnosis methods, and repair options. The P0165 code indicates a slow response from the O2 sensor circuit for Bank 2 Sensor 3. Understanding this can help you grasp the potential issues lurking beneath your car’s hood.

2020年6月14日 · How to Fix the DTC P0165? Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for …

Learn about the P0165 OBD-II code for O2 sensor circuit slow response. Discover symptoms, causes like exhaust leaks, and recommended repairs at RepairPal.

故障码：P0165详细介绍如下：故障所属系统范围：燃油或空气适用车型：所有汽车制造商中文含义解释：氧传感器电路反应太慢 (第2排，传感器3)英文含义：O2SensorCircuitSlowRes...

类别 说明 故障代码 P0165 中文定义 氧传感器电路反应太慢（第2排，传感器 3） 英文定义 O2 Sen