2.0L LNF Performance Tech 260hp and 260 lb-ft of torque Turbocharged tuner version.

What the???

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Old 11-14-2011, 11:37 PM
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What the???

My car is royally pissing me of. Today coming home from the gym I go wot, car hits 13-14 psi but has a weird feeling and somewhat jerks, and makes a weird noise. What could this b, any input.
Old 11-14-2011, 11:47 PM
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what are your mods? be more descriptive in how the car is acting
Old 11-14-2011, 11:52 PM
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Need moar info.
Old 11-15-2011, 12:20 AM
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Might be because you just worked out bahaha

I kid...
Old 11-15-2011, 12:22 AM
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K&n intake, megan downpipe. Car runs fine when driving normal, dont know how to really explain it, only that I hit wot get sone boost and it feels like the car is trying very hard, and sounds like a sputter almost. Damn I sux at this lol.
Old 11-15-2011, 01:28 AM
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throwing any codes?
Old 11-15-2011, 02:04 AM
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Does it feel like it hits a rev limiter (but you haven't and it still slowly climes rpms)? Is that your normal boost?
Old 11-15-2011, 02:21 AM
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^^ that was my next question. My car has been doing what you just described. Im thinkin i have a bad coil or plugs or something. and when it gets to a certain RPM it misfires and knocks everywhere.
Old 11-15-2011, 02:39 AM
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Mine did what I described a couple times. Took it to the dealer, no codes and nothing wrong. They suggested changing gas stations or it could be because of high humidity.

Last edited by ColeMart; 11-15-2011 at 02:40 AM. Reason: crappy spelling
Old 11-15-2011, 04:36 AM
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did changing gas stations help?
Old 11-15-2011, 08:08 AM
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Originally Posted by ColeMart
Does it feel like it hits a rev limiter (but you haven't and it still slowly climes rpms)? Is that your normal boost?
U sir are correct.
Old 11-15-2011, 08:10 AM
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Water in the intake?
Old 11-15-2011, 05:12 PM
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i disconnected the battery last night and today it is running fine, dont know if that was the right thing to do but i sure feel a lil better. LOL
Old 11-15-2011, 05:33 PM
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Originally Posted by toeknee(ss)
i disconnected the battery last night and today it is running fine, dont know if that was the right thing to do but i sure feel a lil better. LOL
way to add more info lol
Old 11-16-2011, 12:20 AM
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Originally Posted by FrossB
did changing gas stations help?
Right now it did. But when my car did that is was basically in the spring and next time in late summer. Both times was from the same station. Changed and haven't had the issue (might though never know).
Old 11-16-2011, 05:40 PM
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My car used to have very loud knocking at times under boost, or what sounds like a loud knocking anyway. Hasn't happened since I went catless. I suspect possible cat issues and / or loose turbo --> DP bolts. Happened more often in the cold, which makes me lean more toward the latter.
Old 11-16-2011, 09:19 PM
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If you're running mods and are untuned your car will hate you. These Bosch pcms are really finicky about fuel trims.
Old 11-16-2011, 09:25 PM
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Could also be having fuel pump issues. One of the local guys I tuned had An issue similar to that. Upon logging, we found out his fuel pressure was dropping substantially right in this powerband. What kind of plugs do you run?




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