P0101 · 空气质量或体积流量传感器 A 范围／性能异常

参考含义

这个码是什么意思？

实测进气流量与预期范围或控制器的合理性模型不符。这是性能报码，与电路信号过低或过高不同。它不能证明必须更换空气流量传感器：所引日产通报就包含无驾驶异常的软件相关情况。

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。

原厂案例 · 适用范围有限

日产 NTB12-051k 包含 2011–2012 年款 Altima L32、P0101 且无驾驶异常的情况。是否编程取决于当前 ECM 零件号是否符合通报表格；这个历史案例不能证明所有日产 P0101 都适用软件更新。

来源与解读范围 [2]

更换零件之前

保存工况与其他报码，先查该车型的流量合理性检测流程。针对日产案例，考虑编程前必须按通报表格核对具体车型、发动机和当前 ECM 零件号。

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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。

JeepP0101

Mass Air Flow Sensor "A" Circuit Performance

NHTSA 10118803 · NHTSA 10121810 · NHTSA 10121865

NissanP0101

MAF SEN/CIRCUIT-B1

NHTSA 10075204 · NHTSA 10075207 · NHTSA 10172253

ChryslerP0101

Mass Air Flow Sensor "A" Circuit Performance

NHTSA 10076533 · NHTSA 10121704 · NHTSA 10138981

DodgeP0101

MASS AIR FLOW SENSOR "A" CIRCUIT PERFORMANCE

NHTSA 10136462 · NHTSA 10189369 · NHTSA 10189382

厂商技术资料

166

以下为英文原文

18-083-262026-10-10

JEEP

原文报码 P0101-00

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…

查看通报 ↗

18-082-262026-10-10

JEEP

原文报码 P0101-00

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…

查看通报 ↗

18-071-26 REV. B2026-10-06

RAM

原文报码 P0101-00

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…

查看通报 ↗

18-071-26 REV. A2026-10-03

RAM

原文报码 P0101-00

Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes…

查看通报 ↗

08-272-26 REV. A2026-07-17

RAM

原文报码 P0101-00

Air Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic…

查看通报 ↗

08-272-262026-07-11

RAM

原文报码 P0101-00

Air Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more of the following Diagnostic…

查看通报 ↗

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