Dongfeng Peugeot 307 electromagnetic valve failure

Dongfeng Peugeot solenoid valve malfunction time my friend bought in July, dongfeng Peugeot car sedan, appeared in the process of moving automatic shift now. Then come on can speed up. Also trouble light triangle inside an exclamation point on the dashboard to S shop check, check the result is the electromagnetic valve failure, need to be replaced; Probably need to yuan. A query on the Internet, this design flaws, hope factory can seriously.