论文部分内容阅读
故障现象一辆2009年2月生产的广汽丰田凯美瑞轿车,行驶里程为6.7万km,因行驶过程中发动机故障指示灯异常点亮而进厂检查。故障诊断验证故障现象,确实如驾驶人所述。连接IT-Ⅱ读取故障代码并记录后,清除故障代码(排除偶发故障),最终得到的故障代码为P0037,含义为氧传感器加热器控制电路电流低(1列2号传感器)。根据故障代码的提示,怀疑氧传感器加热元件控制电路存在断路故障。
Fault phenomenon A February 2009 production Toyota Camry Toyota Camry, mileage of 67,000 km, because of the engine fault indicator light abnormal lighting and into the factory inspection. Troubleshoot Verify symptoms, indeed as described by the driver. After connecting IT-II to read the fault code and record, clear the fault code (excluding occasional fault), the resulting fault code is P0037, meaning the oxygen sensor heater control circuit current is low (1 No. 2 sensor). According to the fault code prompts, there is a suspicion of oxygen sensor heating element control circuit fault.