Idle excitement!
Moderator: martauto
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Borderbmw
- E30 Zone Regular

- Posts: 452
- Joined: Mon Mar 07, 2005 11:00 pm
- Location: Scottish borders
My 320 D plate has jetronic injection but no ICV,and the idle speed has a life of its own....when its cold it fast idles between 1600-2000 revs and warm idle can vary between 800-1300rpm,it does'nt hunt and i have'nt found any split pipes etc so for so anyone got any idea's for me? 
Of all the people ive met,youre definitely one of them!
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Gwynleym10
- E30 Zone Addict

- Posts: 3650
- Joined: Sun Jan 09, 2005 11:00 pm
- Location: London/Cymru
m10's which are also jetronic have something called an Air slide valve, this sometimes gets gummed up, try cleaning it with some carb cleaner.
Might as well do the whole intake/vacuum system as well while you are there.
I'll try and find a picture of an air slide valve....
Might as well do the whole intake/vacuum system as well while you are there.
I'll try and find a picture of an air slide valve....
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Gwynleym10
- E30 Zone Addict

- Posts: 3650
- Joined: Sun Jan 09, 2005 11:00 pm
- Location: London/Cymru

This is on an m10 engine...its the part with the red arrow....

