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Thread: DieselNuts vs. LS2KID part 2

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  1. #1
    ^IA's most loved^ UpSideDownDesi's Avatar
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    Quote Originally Posted by T.S.
    Yeah its wierd the car will just go into limp mode every once in a while. It was up at Eurotech for like 2 weeks and he couldnt find the problem. Some times you go to step on it and you have all the power you need and other times it boost to 4 psi and dumps. Its wierd.
    Check what your EGT temps are when it goes in limp mode...ECU tries to save the car by going in Limp Mode if the EGT temps are above normal at certain RPMs...there might be a glitch in your wiring that might be making it read High Temps at idle, causing ECU to restrict boost or power from the get go.

  2. #2
    1HOTA4 T.S.'s Avatar
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    Quote Originally Posted by UpSideDownDesi
    Check what your EGT temps are when it goes in limp mode...ECU tries to save the car by going in Limp Mode if the EGT temps are above normal at certain RPMs...there might be a glitch in your wiring that might be making it read High Temps at idle, causing ECU to restrict boost or power from the get go.
    maybe thats it b/c sometimes when i get on it, it will go around 11 1/2. Which i really dont know if that is bad or not. But during daily running it stays around 8.
    So what can i do to fix the EGT gauge have the wiring checked?

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    ^IA's most loved^ UpSideDownDesi's Avatar
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    Quote Originally Posted by T.S.
    maybe thats it b/c sometimes when i get on it, it will go around 11 1/2. Which i really dont know if that is bad or not. But during daily running it stays around 8.
    So what can i do to fix the EGT gauge have the wiring checked?
    check connection where you tapped in the harness to connect the EGT gauge wire. If bad connection then sometimes it will short out ramdomly (causing the limp)...this happens without a warning even if the car was running good for a week or more. U need see wat's goin on in ur ECU when the car is in limp mode...see all readings (TEMPs especially). It's pain in the butt to diagnose it coz you never know when it will happen. You can go to the tech, spend all day andit might not happen.

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    1HOTA4 T.S.'s Avatar
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    Quote Originally Posted by UpSideDownDesi
    check connection where you tapped in the harness to connect the EGT gauge wire. If bad connection then sometimes it will short out ramdomly (causing the limp)...this happens without a warning even if the car was running good for a week or more. U need see wat's goin on in ur ECU when the car is in limp mode...see all readings (TEMPs especially). It's pain in the butt to diagnose it coz you never know when it will happen. You can go to the tech, spend all day andit might not happen.
    stupid audi should have bought a vette!

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