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。
P0412Secondary Air Injection System Switching Valve "A" Circuit •
厂商技术资料
6以下为英文原文
TOYOTA
Some 2005 ? 2009 model year 4Runner, 2006 ? 2007 model year Land Cruiser, 2005 ? 2007 model year Sequoia, and 2005 ? 2006 model year Tundra vehicles equipped with the 2UZ-FE (4.7 L) engine may exhibit a MIL ?ON? condition for the following Diagnostic Trouble Codes (DTCs): ? P0412 ? Secondary Air Injection System Switching Valve …
TOYOTA
Some 2005 - 2009 model year 4Runner, 2006 - 2007 model year Land Cruiser, 2005 - 2007 model year Sequoia, and 2005 - 2006 model year Tundra vehicles equipped with the 2UZ-FE (4.7 L) engine may exhibit a MIL "ON" condition for the following Diagnostic Trouble Codes (DTCs): • P0412 - Secondary Air Injection System Switching Valve …
TOYOTA
MIL ON CONDITION WITH DIAGNOSTIC TROUBLE CODES (DTC'S) P0412, P0415, P0418, P0419, P2445, OR P2447. THIS CONCERN MAY BE CAUSED BY THE AIR INJECTION CONTROL DRIVER. *NJ
CADILLAC, PONTIAC
ENGINE CRANKS BUT DOES NOT START, NO INJECTOR PULSES, DIAGNOSTIC TROUBLE CODE CODES P0118, P0122, P0335, P0385, P0412, AND/OR P0340 SET. *TT
核对适用车辆
30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 |
|---|---|---|
| Buick | ROADMASTER ↗ | 1996 |
| Buick | ROADMASTER ↗ | 1995 |
| Buick | ROADMASTER ↗ | 1994 |
| Cadillac | DEVILLE ↗ | 2005 |
| Cadillac | DEVILLE ↗ | 2004 |
| Cadillac | FLEETWOOD ↗ | 1996 |
| Cadillac | FLEETWOOD ↗ | 1995 |
| Cadillac | FLEETWOOD ↗ | 1994 |
故障码含义与厂商资料
以下为英文原文 · 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。
Secondary Air Injection System Switching Valve A Circuit Malfunction
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。