idle lumpy on e36 325 tds

Posted:
Sun Feb 28, 2010 5:41 pm
by Phantom221
i have a 1994 m reg 325 tds auto. when the car is at tick over it is lumpy reving between 600rpm and 750 rpm. i have run some redex through the system and it ha made it a bit better but when im at the lights the whole car rocks from side to side. wat can be the problem. cheers
Re: idle lumpy on e36 325 tds

Posted:
Mon Mar 01, 2010 6:45 pm
by 96_323
Have you cleaned the I.C.V yet?
Re: idle lumpy on e36 325 tds

Posted:
Tue Mar 02, 2010 11:20 pm
by Phantom221
I didn't know it had one. Where abouts is it in the engine bay. Cheers.
Re: idle lumpy on e36 325 tds

Posted:
Wed Mar 03, 2010 6:56 pm
by 96_323
Yea a dirty idle control valve is usually the suspect of bad idling. That or an air leak. More than likely the 1st one though, heres a step by step guide off e36blog.com.
http://www.bmwe36blog.com/2007/06/23/cl ... valve-diy/