故障现象一辆2010款三菱欧蓝德2.4 L车,搭载4B12发动机和无变速器,累计行驶里程约为2.3万km,据驾驶人反映,点火开关转到START位置,起动机偶尔不运转,发动机无反应。此时仪表盘上所有报警指示灯循环点亮(图1),发动机散热风扇常转。断开点火开关,试着多起动几次,有时发动机又能正常起动,当出现此现象后,发动机故障灯点亮。此故障为间歇性故障,无规律性,一两周出现1次。 Symptoms A 2010 Mitsubishi Outlander 2.4L car, equipped with 4B12 engine and no transmission, a total mileage of about 2.3 million km, according to the driver, the ignition switch to the START position, the occasionally the starter does not run, the engine no response. At this point all the alarm lights on the dashboard circular lighting (Figure 1), the engine cooling fan rotation. Turn off the ignition switch, try to start several times, and sometimes the engine can start normally, when this phenomenon occurs, the engine fault light lit. This failure is an intermittent failure, irregular, appear once in one or two weeks.