Quote:
Originally Posted by Gmm5
Hello fellow members,
Yesterday I took my car and installed a fully catless downpipe along with gruppe m intake. Strangely I did not see any check engine icon on the dash board. I did not touch the ECU. My question is that normal or is there wrong in the installation.
Thank you ,
Gmq
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Did you run the car hard after the install? I have seen where it takes some miles and harder runs to trigger a CEL.