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。
U0404Invalid Data Received From Gear Shift Control Module "A"U0404Invalid Data Received From Gear Shift Control Module "A"厂商技术资料
9以下为英文原文
LAND ROVER
原文报码 U0404-64
A customer may be unable to select a transmission gear and/or start the engine. A 'Gearbox fault' message may also be displayed on the Instrument Cluster. Switching the ignition 'OFF' and then 'ON' clears the fault.…
LAND ROVER
原文报码 U0404-64
A customer may be unable to select a transmission gear and/or start the engine. A 'Gearbox fault' message may also be displayed on the Instrument Cluster (IC). Switching the ignition 'OFF' and then 'ON' clears the…
DODGE, JEEP
原文报码 U0404
Flash: Transmission Diagnostic And Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience a Malfunction Indicator…
DODGE, JEEP
原文报码 U0404
Flash: Transmission Diagnostic And Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience a Malfunction Indicator…
DODGE, JEEP
原文报码 U0404
Flash: Transmission Diagnostic And Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience a Malfunction Indicator…
JEEP
原文报码 U0404
Flash: Transmission Enhancements This bulletin involves reprogramming of the Transmission Control Module (TCM) with the latest available software. Some customers may experience a Malfunction Indicator Lamp (MIL)…
核对适用车辆
9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 |
|---|---|---|
| Audi | A8 | 2013 |
| Audi | A8 | 2012 |
| Audi | A8 | 2011 |
| Audi | A8 | 2010 |
| Dodge | DURANGO | 2016 |
| Jaguar | F-TYPE | 2014 |
| Jeep | GRAND CHEROKEE | 2016 |
| Land Rover | RANGE ROVER SPORT | 2018 |
| Land Rover | RANGE ROVER SPORT | 2017 |
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。