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。
P0504:00Brake switch system: Circuit malfunction
厂商技术资料
16以下为英文原文
MAZDA
Some vehicles may exhibit check engine light turns on with DTC P0504:00 [PCM] (Brake switch circuit problem) stored in memory. This may be caused by the PCM incorrectly reading the brake switch input. To eliminate this concern, the control software of the PCM has been modified.
MAZDA
Some vehicles may exhibit check engine light turns on with DTC P0504:00 [PCM] (Brake switch circuit problem) stored in memory. This may be caused by the PCM incorrectly reading the brake switch input. To eliminate this concern, the control software of the PCM has been modified.
MAZDA
Some customers may experience a "Push Button Start Malfunction. Have the Vehicle Inspected" warning message and the following DTC(s) may be stored. C0040:24 - Brake switch (No.1 signal) circuit malfunction P0504:00 - Brake switch system: Circuit malfunction
FORD
Some 2020-2022 F-Super Duty vehicles may exhibit a condition where the vehicle will not shift out of park (P). Diagnostic trouble codes (DTC) C0040 and/or P0504 may also be present. Reference TSB 22-2044 to make sure that no water or corrosion is present in the battery junction box (BJB). If Pinpoint Test A: Brake Shift Interloc…
核对适用车辆
46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 |
|---|---|---|
| Ford | ECOSPORT ↗ | 2021 |
| Ford | ESCAPE ↗ | 2021 |
| Ford | ESCAPE ↗ | 2020 |
| Ford | F-250 SD ↗ | 2022 |
| Ford | F-250 SD ↗ | 2021 |
| Ford | F-250 SD ↗ | 2020 |
| Ford | F-350 SD ↗ | 2022 |
| Ford | F-350 SD ↗ | 2021 |
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。