RPM's bouncing up and down ?
#1
RPM's bouncing up and down ?
Is this normal or is it a problem. When i'm getting off an exit on the highway and i put my car in neutral the rpm's contuinisly bounce from 700rpm to 1400rpm ? It doesn't necessarily have to be getting off an exit, just when i'm rolling with it in neutral above like 30 mph.
#3
Yea its weird, it seems to do it more often when i'm going over 30 mph. Also i have a manual tranny just to make that clear. I have a intake, a header, a s-pipe, an a exhaust too. I don't know.
#7
Originally Posted by parkw06tc
Could be a bad throtle position sensor, or MAF, these things happen. Or perhaps a vaccum leak, somewhere.
#13
mine has been doin this for about 1 year now.. and i am all stock engine wise.. so i gess its normal.. nothing else changed.... cept the rattles but thats a whole other issue..lol
#14
Mine does the same thing. It is totally stock and has done it from day one and still does it after 34,000 miles. It will eventually settle at idle around 700rpm. But it firsts drops to about the 1500 and then bounces for a while then eventually settles to idle after about 15sec.
#15
Originally Posted by fujita_TC
yea but like i said mine does the same thing even when its not cold...when i drop it in neutral it drops, then goes up..but i think never passes 2k rpms even when im rollin 40-50..