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例1凯迪拉克SLS车驾驶人侧车门有时无法解锁故障现象一辆凯迪拉克SLS车(采用免钥匙进入系统),有时无法通过拉动驾驶人侧外门把手使车门正常解锁,需拉动驾驶人侧外门把手,持续几秒,车门才能解锁,但拉动前排乘员侧外门把手,车门可正常解锁。故障诊断正常情况下,拉动驾驶人侧或前排乘员侧外门把手时,驾驶人侧或前排乘员侧外门把手开关信号(搭铁信号)被传送至驾驶人侧或前排乘员侧车门控制模块和遥控门锁接收器(图1),然后由驾驶人侧或前排乘员侧车门控制模块控制门锁电动机进行解锁(图2)。
Example 1 Cadillac SLS driver’s side door sometimes can not be unlocked Symptom A Cadillac SLS (with keyless entry system) sometimes can not unlock the door by pulling the driver side outer door handle, you need to pull the driver’s side door handle , For a few seconds, the door can be unlocked, but pull the front passenger side of the outer door handle, the door can be unlocked normally. Troubleshooting Normally, the driver’s side or front passenger side exterior door handle switch signal (ground signal) is transmitted to the driver’s side or front passenger’s side door when the driver’s side or front passenger’s side outside door handle is pulled Control module and remote door receiver (Figure 1), and then unlock the door lock motor by the driver or front occupant side door control module (Figure 2).