富康轿车AL4型自动变速器电控系统的故障诊断

Trouble Diagnosis of the Electronic Control System of Al4 Automatic Transmission in Citroen Car

阐述了富康轿车ＡＬ４型自动变速器电控系统的功能与特点,分析了ＡＬ４自动变速器常见故障现象的可能故障原因,介绍了ＡＬ４型自动变速器电子控制系统的故障诊断方法。当该自动变速器出现故障时,自动变速器计算机系统可使车辆进入后备方式运行,并可通过专用故障检测仪从计算机自诊断系统中取得故障信息。

The functions and features of the electronic control system of the AM automatic transmission in Citroen Carare described. The common troubles and possible causes of the transmission are analyzed. The trouble diagnosis methods of theelectronic control system of the AM automatic transmission are introduced. When a malfunction is detected, the transmissioncontrol unit will control the vehicle in the back - up mode. The trouble information can he readout from the computer self -diagnosis system by using the special trouble tester.