案例1一辆2002款的丰田佳美2.4车,驾驶人反映,车辆在高速公路上行驶1 h后加速无力,且无论怎样踩加速踏板,发动机转速最高也不超过1 800 r/min。故障分析用丰田专用故障检测仪读取故障代码,为P1125(其含义为节气门控制电动机电路故障)。为了查清楚该故障代码是否属于误码,将故障代码清除后试车,发现发动机运转正常,反复试车,故障再未出现,于是对其进行路 Case 1 A 2002 Toyota Camry 2.4 vehicle was used. The driver reported that the vehicle was unable to accelerate after 1 h on the freeway and no matter how the accelerator pedal was used, the maximum engine speed was no more than 1,800 r / min. Fault Analysis Use Toyota special fault detector to read the fault code for P1125 (the meaning of the throttle control motor circuit failure). In order to find out whether the fault code belongs to the error code, the fault code cleared after the test and found that the engine is operating normally, repeated test, the fault did not appear, so the road