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-   -   few problems (https://www.rx7club.com/3rd-generation-specific-1993-2002-16/few-problems-160994/)

racerfoo Feb 24, 2003 06:26 PM

few problems
 
ok, first is high idle. 1100-1200 all the time, with 15 in vac. i tried adjusting the screw and all i could do was raise the idle.


i also noticed while revving it a little under the hood, it sounds like my turbos are kinda of buzzing when they spool down, and a little when they first start spooling...is this normal?

Mahjik Feb 24, 2003 09:48 PM

Re: few problems
 

Originally posted by racerfoo
ok, first is high idle. 1100-1200 all the time, with 15 in vac. i tried adjusting the screw and all i could do was raise the idle.
Are you getting full boost? Seems like you might have a vacuum leak or maybe check the TPS.


Originally posted by racerfoo
i also noticed while revving it a little under the hood, it sounds like my turbos are kinda of buzzing when they spool down, and a little when they first start spooling...is this normal?
As far as the turbos, is the buzz a 'metal type' sound?

racerfoo Feb 26, 2003 12:37 AM

only gettin 6lbs of boost....trying to find a leak.....buzz i dont really know, when the turbos are spooling its tne normal nice whistleish noise, but this is more like a bzzhhh, dunno how to describe it

racerfoo Feb 26, 2003 12:43 AM

it only goes bzzhhh when its revving down in the low rpms

Mahjik Feb 26, 2003 03:00 PM


Originally posted by racerfoo
only gettin 6lbs of boost....trying to find a leak.....buzz i dont really know, when the turbos are spooling its tne normal nice whistleish noise, but this is more like a bzzhhh, dunno how to describe it
As long as the sound doesn't sound "metallic", then I would say not to panic yet.

How long has the boost been like this?

Seems like you have a vacuum leak and/or some non-functioning soleniods. Here's a thread of a similar situation:

https://www.rx7club.com/forum/showth...threadid=56820

I would suggest starting there. Good luck.

JhnRx7 Feb 26, 2003 03:58 PM

what happens when your turbos sound metallic? i noticed that on my FD a few weeks ago but i dont hear it anymore


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