eCtune

Further research looks like I do have to have a controller the element itself doesn't make the magic happen.

So I was planning to take the AEM UEGO wideband out of my hatch and put in my daily driver SI over the winter to fine tune the maps since it won't be in use. Then I got thinking of a cheap long term solution. Couldn't I just purchase a 5 wire wideband o2 element wire it in as stock and then just us ...

I think I traced my issue down to a horribly done ecu pin job on the cabin side of the car. I have since been able to get my actuals to match my tables 100% of the time. No issues anymore.

If you check the log though. I'm having a 30+ degree disparity. The fact that is happens across the range from idle on up is my question. I understand it's possible to have some but if you check the log, it seemed a bit extreme to me.

Here is the log and cal. This was the first time I took the car on the road. All that has really been done on the cal was leaned out the fuel maps a bit.

I'm working on running a freshly rebuilt USDM ITR. I have not run eCtune with this motor until now. I've worked out many of the little bugs but I've come up on a new one. It maybe just be a datalogging quirk but that is what I'm asking you guys for. The car is having a break up in the mid range of r...