Just finished putting on supercharger. Help! - Boost Forum

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Just finished putting on supercharger. Help!
Friday, April 16, 2010 7:53 PM
I just finished putting everything together. My car will not stay running. It starts, but as soon as it hits around 1000 rpm's it stalls. I started it and gave it some gas when it was dying and it ran perfectly fine idle for 15 mins with no problem without having to gas it. I let it get up to operating temp and waited for the rpm's to even out and restarted the car only to have it stall out again.

I want to say vacuum leak, but why would it run perfectly fine for 15+ minutes?

I don't know if this has anything to do with it, but for the 03+ fuel rail you have to use washers as spacers. Could it be that the washer I used was to thick?

Thanks.

Re: Just finished putting on supercharger. Help!
Friday, April 16, 2010 8:00 PM
I would check your injector constant, and what's your A/F ratio? Your wide band reading acceptably - are you on HPtuners? Sounds like you're probably rich and it's stalling because if it were lean rpms would climb a little then stall out - unless it's very lean.
Re: Just finished putting on supercharger. Help!
Friday, April 16, 2010 8:05 PM
I'm doing the reflash. I haven't gotten it done yet, but I thought the car would run fine without it at idle.
Re: Just finished putting on supercharger. Help!
Friday, April 16, 2010 9:59 PM
Interesting, subscribed as I might be going sc this summer as well.
PMed you for some info as well.



Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 12:22 AM
Wait your running it with out a tune?



Mods: Synapse Charge Piping, Short Throw, Bad-Mab Dp, Dejon Intake, BYT Tuned!
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Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 3:08 AM
Yes, but it shouldn't matter. I'm not going to be driving it anywhere without it. The highest RPM I got to was 2000. I've seen posts of people driving it to the dealership without the reflash and were able to make it.
Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 5:53 AM
Thats because they zip tied the canister bypass valve so they didn't go into boost. Or they crawled to the dealer and kept it out of boost.
Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 6:49 AM
and iirc everyone that drove to the dealer didnt swap to the 2 bar map sensor until there...



http://www.cardomain.com/ride/2623318



Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 6:58 AM
jared methe wrote:and iirc everyone that drove to the dealer didnt swap to the 2 bar map sensor until there...


I had it swapped, but not plugged in. All my car did was DUMP fuel, still ran.





Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 10:49 AM
Check your Tmap wiring. Mine was messed up at first and my car would just die like your saying yours does. Do you have any codes stored?



Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 4:44 PM
Turns out it was the tmap sensor. I took it out of the manifold and now it runs fine. I'm going to check the wiring tonight.

Thanks.

Re: Just finished putting on supercharger. Help!
Saturday, April 17, 2010 5:09 PM
Then yeah has to be the wiring somewhere. Good luck! Mine was a IAT wire not making full contact



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