2005 model 307 sw snow and s light

Hello friends. I just joined you. I live in Pendik. I have a 2005 model automatic Peugeot 307 sw. Automatic gear fault light is on in my car, then snow and s light flash on the display. then the - sign appears. I went to the mechanic yesterday. He said I need to lower the gearbox and 6-7 thousand rubles. he said. As far as I have read here, there are friends who say that the problem is solved when the selonoids change. & Nbsp; Has anyone encountered such a problem before? The feast is coming. You need a car. The master said, don't take the car somewhere. But I can't pay this money in life. If I do not have a feast, I will not come to the repairman game because it is an opportunity. Will it improve if I change the cellophonic & nbsp; I'm waiting for your help

Hello. No friends will help. Pejo says it has a special service short circuit. 1500 TL. said the price. The gearbox friend of the master I went with when I had my old manual vehicle was in the shop. He drove and tested & nbsp; The brain needs to be thoroughly cleaned and he said to change the cellonoid 2500 TL. Which one is true?

Do not believe anyone who says revision. My job has fallen twice so far, both of them said as revision. I took care of someone with solenoid. The other's transmission & nbsp; with & nbsp; all & nbsp; & nbsp;