Thread: 328i N20 Tunes
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      12-23-2012, 01:31 PM   #76
Mike@N54Tuning.com
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Quote:
Originally Posted by David328M-Sport View Post
Hey Mike. What about the tuner codes the ECU can store? How are they removed?

If you install the piggyback to the 328i, then remove it for dealer work and they check the ECU, what will they find?

Cheers
The Stage1 has MAF control so it doesn't trigger the tuner code, but if you are really worried you can also get the BT cable or CT to delete hidden codes.

Mike
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