TT (Mk1) Discussion Discussion forum for the Mk1 Audi TT Coupe & Roadster produced from 2000-2006

Please help... Check engine light keeps coming on under hard acceleration...

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Old Mar 27, 2004 | 05:13 PM
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Default Please help... Check engine light keeps coming on under hard acceleration...

For the past week, every time I turn my chip on and give some extra "love", right as I am hitting peak bhp at about 5K, there is a sudden loss of power, and the check engine light starts flashing. Previously, the light would shortly shut off and run back to normal, but today the light stayed on, and the power was relatively lost. I checked my DV and N75 and both looked fine and in place. Does anyone have ANY input what-so-ever as to what could be the root of this problem?

Tank-e
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Old Mar 27, 2004 | 05:20 PM
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What other mods do you have?
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Old Mar 27, 2004 | 05:22 PM
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Default Re: What other mods do you have?

APR chip, hyperboost DV, ECS N75, K&N, and a cat-back exhaust...thats it for the engine.
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Old Mar 27, 2004 | 05:47 PM
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Default You're hitting limp mode....First thing is lose the...>

ECS N75. You're either spiking into unhealthy boost territory, or you have some other sensor telling your ECU to shut down. Faulty Water temp sensors will do this. No Boost gauge? Take out the N75 and call us in the morning!
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Old Mar 28, 2004 | 07:28 AM
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Ya got a VAG? See the dtcs, also, what's your max boost?
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Old Mar 28, 2004 | 08:08 AM
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also, make sure the clamp to the N75 is TIGHT! Air can sneak by this easily causing a fault.
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