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Boosted 97 OBS idle problem

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Hey guys, new to the site looking for some help.

I have a 1997 OBS that i just turboed, it has ran great for like 4 months. Just recently the MAF went crazy on it and was reading extremely high with just the key on. I swapped it for a known good MAF from a buddies 97 OBS and it ran fine so I bought a new MAF and now it runs fine but will not idle.

I have checked everything I know of, on my scanner I am not getting any codes except rear o2 since I dont have one.

It is doing some strange things watching the data stream. It will go closed loop and then the idle drops way low and it will go open loop and start running like crap, I can rev it to above 1k and it cleans out and goes back into closed loop.

Also at idle the front o2 is reading 0.000. Once i rev the engine above 1k it starts bouncing like it should. New o2 sensor.

Car runs great down the road, just can be running any speed and push the clutch in and it will idle really low and then die.

Took the IAC off and cleaned it. Any way of checking that thing?

Dont know if this has anything to do with it but the speedo cable is broke so the gauge doesnt work.

Thanks

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