I have been facing a problem of Self missing when I start the engine since I bought the car everytime during service problem is told but not rectified now the sensor has been changed few months back but problem still exists , during last service one more problem has been there that car start knocking when tried to start and engine shuts down . Raj vehicles Mohali asked me to change the battery , I Got a new battery but problem still exists , two times I started the car by pushing by some people's and Raj vehicles expects to get 10 when we get call from company although I have not received the call . They call the customers to give 10 when you get call from company . Please help me out in this problem .Car no. PB12AA 0551 With thanks. My car no120551