Baleno missing problem after starting ...?

[rehanexclusive]

after start baleno on pertrol when i give the speed i start missing on petrol ...then after missing it perfect...
2ndly gear box ka kam krvaya hai iss main car start honay kay baad awaz ati hai or 5 or 10 min chali jati hai .....macnic sys oil nahi jata 5th gear ki garari main....so any one hlp ....plz....

[manfaqir]

After start missing problem on petrol (no missing on CNG) is only because of Crank Sensor or Cam Sensor but mostly because of Crank Sensor (Check it to experienced mechanic) &&& sound from gear is vanished by increasing oil level in gear box through speedometer sensor.