查看

网络通信

U0420

故障码含义与厂商资料

OBD-II / DTC

参考含义

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。

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。

扫描记录表 →

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。

查看全部 ↗

厂商技术资料

22

以下为英文原文

查看全部 ↗

SSM 54742 ↗

FORD

Some 2025-2026 Mustang GTD vehicles may set diagnostic trouble code (DTC) U0420:82 in the image processing module a (IPMA) during a diagnostic self-test. This may be due to the module's DTC sensitivity during vehicle key-on/start-up. Replacement or reprogramming of the IPMA module may not resolve this condition. If no other DTCs…

MERCEDES-BENZ

Complaint Either during PDI or after updating vehicle software, there may be: • "A+S" - Active and Stored DTC • "S" - Stored DTC Some known erroneous DTC's are: • C1016E0 with error ID: SIG_ESP_71 • B15BF00 with error ID: SIG_SEMA_C_22 • U0420E2 with error ID: SYS_EPS_22 • U041629 with error ID: SIG_ESP_12 • U013187 • U044229 Ca…

MERCEDES-BENZ

Complaint Either during PDI or after updating vehicle software, there may be: • "A+S" - Active and Stored DTC • "S" - Stored DTC Some known erroneous DTC's are: • C1016E0 with error ID: SIG_ESP_71 • B15BF00 with error ID: SIG_SEMA_C_22 • U0420E2 with error ID: SYS_EPS_22 • U041629 with error ID: SIG_ESP_12 • U013187 • U044229 Ca…

SSM 54206 ↗

FORD

Some 2025 Mustang GTD vehicles may set diagnostic trouble code (DTC) U0420:82 in the image processing module a (IPMA) during a diagnostic self-test. This may be due to the module's DTC sensitivity during vehicle key-on/start-up. Replacement or reprogramming of the IPMA module may not resolve this condition. If no other DTCs are …

核对适用车辆

47

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。

查看全部 ↗

品牌车型年款
BuickLACROSSE ↗2018
BuickLACROSSE ↗2017
ChevroletCOLORADO ↗2019
ChevroletCOLORADO ↗2016
ChevroletCOLORADO ↗2015
ChevroletMALIBU ↗2018
ChevroletMALIBU ↗2017
ChevroletMALIBU ↗2016

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。