2022年8月21日 · What are the possible causes of OBDII code P0170 Fuel Trim Malfunction Bank 1? - Possible causes include a vacuum leak, faulty oxygen sensor, fuel pressure regulator issues, clogged fuel injectors, or a malfunctioning mass airflow sensor.

A P0170 error occurs along with an improperly balanced fuel mixture. Your vehicle may display certain symptoms when your OBD-II scanner detects this error code: An illuminated “Check Engine” light; Poor fuel economy; Loss of power; Frequent starting, stalling or stumbling; Hesitating during acceleration; Misfiring during idle or while under ...

2024年10月20日 · The P0170 code indicates a fuel trim malfunction in Bank 1 of your engine. This means that the engine control module (ECM) has detected an imbalance between the air-fuel mixture and what it expects under certain conditions.

P0170 means there was a malfunction in the computer's control of the air:fuel ratio. It also indicates that the fuel trims reached their limit of adding fuel while trying to compensate for a actual or perceived rich condition.

P0170 错误代码表示发动机控制系统中存在“燃油调整故障（1 号缸）”，这意味着发动机的燃油调整系统在调节空气-燃油混合物时出现问题。 要识别像 P0170 这样的诊断故障代码 (DTC)，您可以先使用 OBD-II 扫描仪。 故障代码 (DTC) 有 5 个字符：1 个字母，4 个数字。 P-Powertrain 指示故障代码的位置。 通用或制造商特定代码由第一位数字表示。 第二位数字表示子系统（7=变速器）。 最后两位数字描述问题。 当发动机控制模块 (ECM) 检测到空气-燃料混合物的比例不理 …

2023年10月6日 · P0170 indicates an improper fuel trim or air/fuel mixture in the engine, signaling poor combustion and reduced efficiency. Understanding this code provides insight into engine performance issues tied to poor combustion. Read on to …

2024年5月29日 · Diagnostic trouble code (DTC) P0170 stands for “Fuel Trim Malfunction (Bank 1).” This means that the fuel trims in your vehicle have reached an abnormally low or abnormally high value for a specified amount of time. Most vehicles …

2024年10月29日 · p0170是一个通用的动力总成代码，常见于各种车辆品牌和型号。 它表示PCM要么减去过多燃油（使混合气过稀），要么添加过多燃油（使混合气过浓）。 受影响的系统

2016年7月8日 · OBD II fault code P0170 is defined as “Fuel Trim Malfunction (Bank 1)”, and is set either when the PCM (Powertrain Control Module) experiences difficulty in controlling/maintaining the ideal air/fuel mixture, or receives a fuel trim request from the post-catalytic oxygen sensor that exceeds the PCM’s ability to adjust the fuel trim to ...

2024年10月11日 · The P0170 code is a common OBD2 trouble code that indicates a problem with the fuel system in your vehicle. It stands for “Fuel Trim Malfunction (Bank 1)” and can be caused by a variety of issues, from a faulty oxygen sensor to a vacuum leak.