# RB 25 idleing way to high when worm   please help...

**URL:** <https://forums.speedlife.net/t/rb-25-idleing-way-to-high-when-worm-please-help/214753>\
**Category:** SON240sx Automotive\
**Created:** [July 20, 2011, 3:09pm UTC](https://forums.speedlife.net/t/rb-25-idleing-way-to-high-when-worm-please-help/214753 "2011-07-20T15:09:40Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![rolndubs](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rolndubs/32/5699_2.png) [@rolndubs](https://forums.speedlife.net/u/rolndubs)\
**Post date:** [July 20, 2011, 3:09pm UTC](https://forums.speedlife.net/t/rb-25-idleing-way-to-high-when-worm-please-help/214753/1 "2011-07-20T15:09:40Z")

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i just finished an rb25 swap and then the car gets worm (140) and up the idle is very high and will not come down…im running a bings after market intake q45 throttle body 3 inch piping greedy blow off and a turbo smart manual boost controler …now i think it is the IACV ??? that i have no coolent lines running to but the harness is still plugged in im not sure if this may be my problem i now you can get away with out the extra coolent lines to it but ya …also when i start it cold it stumbles and revs up and down for 30sec then it smothens out… any one done this that might have ideas?  
thanks