Yes sir, just the jlt series 3

Is it possible for me to add the maf slope my self? What do you guys normally adjust it to for the jlt series 3, is it 10% up?

I tried again. I returned car to stock, updated tool, installed jlt tune, pulled back up and ltw and it still says custom on it. I checked the tool for custom tunes, its says it doesn't have any. I don't know what to do, I'm just desperate to have a healthy car.

Are there any trouble shooting I can do? Should I update the tool again and try it again?

That is the current back up and the last written tune that's installed right now, its the jlt tune that came with the predator. Is there something wrong with the tool or my car? Are those not the tunes that there should be? I just pulled them this afternoon, and to make sure I returned my car to ...

Yes but thats not the correct cal I have an adjusted tune for. The corrected tune file I have is for FBJR_3G5. I'm not able to load that one. So I was hoping someone can help by adjusting the last written to the maf slope of the jlt series 3 intake. Pretty please?

Here is the back up and the Jlt tune from 2012 is the last written.

Hi there, I was wondering if you guys would be able to help me with a couple things. I have a 2005 Mustang Gt with a Jlt CAI series 3. I got a custom tune from you guys for the intake cause of the running lean issue. A couple months ago when I got the tune, my car calid used to be PCM_FBJR3G5 and ...

I know this gets asked a lot and I'm sorry for staring a new thread but when I posted in an old topic I didn't get a response. have an 05 Mustang GT with a JLT 3 cold air intake on it. I'm running the preloaded JLT Cold Air tune in my 7140 and it's throwing the P0171 and P0174 lean codes. And here ...

I have the same problem and codes as the OP, would you be able to adjust my tune please? This is the last written tune. Thank you.