Why is Buick Angkewei idling at low speed?

There are several reasons for Buick Angkewei's low idle speed. Angkor 1.5t Normal idle speed 720 rpm2.0t Default idle speed 650 rpm. You can adjust the idle speed by adjusting the size of the throttle. Generally speaking, idle speed is the lowest speed when the engine does not shake. Low idle speed has the following common conditions: 1. Idle speed control valve fault 2. Poor atomization or blockage of injector 3. It is caused by the viscosity change of oil. 4. Through the crankshaft position sensor, etc. I suggest you go to your Buick 4S shop to check and confirm the reason for this phenomenon. If there is any fault, it should be eliminated in time.