Originally Posted by Adi rah
Hey friends i am also facing same problem that when i drive my hyundai verna car its going normal when i drive 1st or 2 nd gear but when i shift 3rd or 4th gear and i remove my leg on race acceleration pandle than speed atumatic goes up RPM going above 1 and up to 1 and after and its going up and down without acceleration and car moving fast and slow .. please send me solution
Try resetting your ECU. some times cause is just a software glitch.
If it doesn't help, check with oxygen sensor, TPS, vacuum leaks and just in case clean MAF sensor.
To be on safe side check if your clutch is beginning to wear out.