Generally speaking, it is the problem of the air intake grille motor itself. For specific problems, it is suggested to decode with a decoder. After finding the fault, go to the repair shop and find a professional to test and repair it for you.

In this case, reporting this fault code can check whether the line voltage of the air intake grille motor is appropriate. Under normal circumstances, the signal voltage is 5 volts, and there is a signal ground of 0.0 1 volt. If the signal voltage is appropriate, it is the problem of the air intake grille motor itself.