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Fd boost issues

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Old 04-25-11, 08:02 PM
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Fd boost issues

I am not getting any boost after the tranition in my FD. I got under the car and checked the c clips on the actuators and they are in all place. I checked the rats nest and around the turbos and everything appears to be fine. I haven't found any vac lines that have popped off or cracked up.
I am considering going simplified seq or even full non seq. Anybody around KW area familiar with the twins? If you could give me a hand or even just afew pointers it would be greatly appreciated.
Old 04-25-11, 09:34 PM
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Put some grease on the arms of the actuators. The one on the exhaust side manifold and on the pressure side Y pipe. Then run the car. Then check to see if the actuators actually moved, you can tell if the grease on the arms have shifted.
Old 04-25-11, 11:00 PM
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Is it still doing that thing where the 2nd turbo won't come on but if you let off past 5k and WOT again, it comes on?

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Old 04-26-11, 04:18 AM
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Nah, after 4500 I am not getting any boost. Only in first and second gear I get a pound or two but it falls off as the revs go up.
Old 04-26-11, 06:24 AM
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Does it make a moo sound when you let off at high rpm?

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Old 04-26-11, 07:24 AM
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He was at the track last yr and did a passs when it suddenly stopped working. Also he took off the uim to look around it now has a surging idle. To me ot sounds like he has a vaccum leak and a solenoid that farted out.
Old 04-26-11, 07:41 AM
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well chances are after pulling the manifold off he developed the vac leak if the idle wasnt surging prior
Old 04-26-11, 01:41 PM
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I'm having the same problem. Do you get a surging sound when you release the throttle at above 4500rpm ?
Old 04-26-11, 03:51 PM
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I dont hear a moo sound when I let off the throttle. But I can hear a faint hisss after the transition point. I have tried letting off the throttle at high rpm and stepping on it again but not getting any boost.
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