Hondata

Update:

-The sputtering / breaking up and dimming lights problem has been fixed. It was the battery to trans ground, it must have been in a bad spot. I also added an extra hround cable from the vcover to firewall.

-I also fixed the vibration problem. Bought a new axle for 02 civic si and it was ...

Thanks for the response, I was actually wondering if the trans to battery ground was in a bad spot. Im going to get some new ground cables tomorrow and try that. If the grounds arent the issue, do you think the alternator could be going bad? Does the alt have an internal voltage regulator?

Im ...

Any help on the tune would be greatly appreciated.

Ok, so first off ill say that I am new to K series and have never tuned a car. I just picked up an 01 EX with a K20a2 swap. The trans was locked up when I bought the car, so I never test drove it. I put a used RSXS trans in it and when I finally drove it, I noticed a few problems.

1.) Primary O2 ...