if not chances are
1. sensor ler.. might be inaccurate mixture.. air and fuel..
2. throttle body.... carbonised...
if got jerk...ha.. maybe your ECU ker???
Hi guys, my e9 when i shift from 1st gear to 2nd gear i have to push harder to get the gear in, and its not smooth like other gear,someting like krik krok then gear in, and only hapend to 2nd gear,other gear no...