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P0721

故障码含义与厂商资料

P0721

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。

限定车辆范围

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。

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。

厂商技术资料

10

以下为英文原文

21-011-20

RAM

原文报码 P0721-00

Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…

查看通报 ↗

21-009-20

RAM

原文报码 P0721-00

Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Some customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon…

查看通报 ↗

TSB18-2119

FORD

原文报码 P0721

Some 2018 Expedition/F-150/Mustang/Navigator vehicles equipped with a 10R80 automatic transmission and built on or before 30-Nov-2017 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble…

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PIP5473

CHEVROLET

原文报码 P0721

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0721, P0722,…

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12-AT-009-2

HYUNDAI

原文报码 P0721

HYUNDAI: ATM INPUT AND OUTPUT SPEED SENSOR DTC P0717, P0721 AND P0722. DO NOT REPLACE TRANSMISSION FOR THE DTC. INSTEAD, FOLLOW THE REPAIR PROCEDURE AND REPLACE THE RELATED PART. ALSO INCLUDED MODEL AZERA MODEL YEAR…

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0740016

HYUNDAI

原文报码 P0721

AUTOMATIC TRANSAXLE DIAGNOSTIC TROUBLE CODES P0715, P0716, P0717, P07120, P0721 AND P0722. *NJ

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核对适用车辆

39

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
ChevroletMALIBU2017
ChevroletSILVERADO2004
ChevroletSILVERADO2003
ChevroletSILVERADO2002
ChevroletSILVERADO2001
FordESCAPE2008
FordESCAPE2007
FordEXPEDITION1999
FordF-1502018
FordF-1501999
FordF-2501999
FordMUSTANG2018
查看全部车型记录 →

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。

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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。