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车型：宝马330ci,底盘型号为E46,发动机型号为M54型,VIN码为WBABS51080EH32507。故障现象：启动发动机之后,仪表板的机油压力警告灯依然处于常亮状态。故障诊断：首先进行试车,打开点火开关,机油压力警告灯为红色的点亮状态。启动并运转发动机,警告灯熄灭,半分钟后再次点亮,而且变为黄色状态。反复试验了几次都是这样。关闭发动机,拔出机油尺检查油量,正常。连接GT1诊断仪进行自诊断,选择3系E46底盘车型,点击“快速测试”键,对全车电控系统进行扫描,完成后继续点击两次右方向键,进入故障码清单界面,可看到在“KOM组合仪表”项目中,储存有一个故障码：
Models: BMW 330ci, chassis model E46, engine model M54, VIN code WBABS51080EH32507. Symptom: After starting the engine, the instrument panel oil pressure warning light is still in a steady state. Fault diagnosis: first test drive, turn on the ignition switch, the oil pressure warning light is lit red state. Start and run the engine, the warning light goes out, turn on again after half an minute, and turn yellow. This is repeated several times. Turn off the engine, pull out the oil dipstick to check the amount of oil, normal. Connect the GT1 diagnostic device to self-diagnosis, select the 3-series E46 chassis model, click the “quick test” button to scan the entire vehicle electronic control system, continue to click the right arrow key twice to enter the fault code list interface, you can see In the “KOM instrument cluster” project, a fault code is stored: