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。
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。
U0442:00[TCM] Invalid data received from PCM厂商技术资料
7以下为英文原文
MERCEDES-BENZ
原文报码 U044229
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…
MERCEDES-BENZ
原文报码 U044229
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…
MAZDA
原文报码 U0442
Some vehicles may display some (or all) of the following symptoms: • Check engine light on with DTC P061B • Light increase in engine rpms during acceleration • Transmission will not shift past 4th gear • Various U codes…
MERCEDES-BENZ
原文报码 U044287
Complaint Check engine light comes on when driving/starting the vehicle. No drivability concerns. Cause SW conflict of the 48V battery Remedy 1.-Check for SW in the 48V battery. 1. If SW is available, update the 48V…
MAZDA
原文报码 U0442
Some vehicles may display some (or all) of the following symptoms: Check engine light on wit DTC P061B Surging on acceleration Transmission will not shift past 4th gear Various U codes (U0401 ABS, U0401, U0415 FSC,…
MAZDA
原文报码 U0442
Some vehicles may display some (or all) of the following symptoms: Check engine light on wit DTC P061B, Surging on acceleration, Transmission will not shift past 4th gear, Various U codes (U0401 ABS, U0401, U0415 FSC,…
核对适用车辆
43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 |
|---|---|---|
| Mazda | !MX-5 | 2019 |
| Mazda | CX-3 | 2019 |
| Mazda | CX-5 | 2025 |
| Mazda | CX-5 | 2024 |
| Mazda | CX-5 | 2023 |
| Mazda | CX-5 | 2022 |
| Mazda | CX-5 | 2021 |
| Mazda | CX-5 | 2020 |
| Mazda | CX-5 | 2019 |
| Mazda | CX-5 | 2018 |
| Mazda | MAZDA6 | 2018 |
| Mercedes-Benz | AMG CLA35 | 2024 |
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。
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。