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。
P203B00Reductant Level Sensor Circuit Range/Performance厂商技术资料
6以下为英文原文
AUDI
原文报码 P203B00
This bulletin contains repair instructions for when a MIL is on with DTC P203B00.
AUDI
原文报码 P203B00
This bulletin contains repair instructions for when a MIL is on with DTC P203B00.
AUDI
原文报码 P203B00
Supersedes Technical Service Bulletin Group 01 number 14-84 dated July 28, 2014. MIL on. DTC P203B00 (Reductant Level Sensor Circuit Range/Performance) is stored in the engine control module (ECM), J623 (address word…
AUDI
原文报码 P203B00
Supersedes Technical Service Bulletin Group 01 number 14-81 dated June 24, 2014. The MIL is on. DTC P203B00 (Reductant Level Sensor Circuit Range/Performance) is stored in the engine control module (ECM). Due to a…
AUDI
原文报码 P203B00
Supersedes Technical Service Bulletin Group 01 number 13-32 dated September 26, 2013. The MIL is on. DTC P203B00 (Reductant Level Sensor Circuit Range/Performance) is stored in the engine control module (ECM), J623…
AUDI
原文报码 P203B00
MIL on. DTC P203B00 (Reductant Level Sensor Circuit Range/Performance) is stored in the engine control module (ECM), J623 (address word 01). Due to a production issue for the level sensor, the ECM cannot correctly read…
核对适用车辆
3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。
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。