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Running rich?

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dsm_Prince

15+ Year Contributor
119
1
Apr 7, 2008
Lawrence, Massachusetts
Ok i know that my car is running rich because of the smell it lets out. It smells like gasoline and its pretty strong. The inside of my muffler is really black. I have a 14b at stock boost i think its like 9psi right now. I have a logger but i really dont know what all these numbers mean or whats a normal reading. Also ive notice that when the turbo starts boosting sometimes it like boogs a little.
 
Ok i know that my car is running rich because of the smell it lets out. It smells like gasoline and its pretty strong. The inside of my muffler is really black. I have a 14b at stock boost i think its like 9psi right now. I have a logger but i really dont know what all these numbers mean or whats a normal reading. Also ive notice that when the turbo starts boosting sometimes it like boogs a little.

Saying that it bogs. you most likely have a boost leak somewhere or several boost leaks. I found 9 boost leaks on one car. Build a boost leak tester and use soapy water and get to work.
 
Oh ok boost leaks would make the car feel like its not boosting and like the turbo is malfunctioning right? And what if i fix boost leaks if there is any would raising the boost a solution since its only boosting about 8-9 psi.
 
If you had boost leaks, and you fixed them, it is possible for your boost to go up. And yes, boost would make the car feel like the turbo or something else is blown.
 
Do you have a cat in your custom exhaust? If not, I bet that's why you're getting a heavier gas smell. Mine smells a good bit now that I have a cat-eliminating downpipe, whereas it never used to.

Post up a log and we'll take a look at it and let you know if anything looks bad.

Are you still running on the stock BCS? If so, you could get an MBC and put that in to up your boost a bit.
 
^^ correct.

check all couplers, bov, vac lines and your throttle body seals. A spray bottle and soapy water is our best friend.

If your going to be doing any tuning on your car you need to get a wideband, one of the most useful tools for diagnosing and tuning.
 
I dont have a cat just a 3inch all the way back. Yea ill definantly post up some logs in a bit.
 
Alright i think i know what going on now. Im driving and i look at the boost gauge and i noticed the dam turbo isnt boosting at all. Can this be a boost leak thats causing this or can it be my wastegate actuator thats causing this?
 
Alright i think i know what going on now. Im driving and i look at the boost gauge and i noticed the dam turbo isnt boosting at all. Can this be a boost leak thats causing this or can it be my wastegate actuator thats causing this?

boost leak or bad turbo. do a boost leak test. build you a boost leak tester it cost me like 10 bucks. Im sure its leaking all over. not all boost leaks are easy to find you just have to know where to look for them.
 
Check your turbo, You might have killed your turbo running with alot of boost leaks. Overworked your turbo to death.... Maybe.
 
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