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I know this thread is super old but i just had to resolve this problem on a ss silverado this week. Back story, customer had a whipple on his truck...

Exactly the same problem here, did you find it?

It’s looking like I am going to have to swap the entire harness/bcm for this to work. I’ve called all the local dealers and none seem very willing to...

Thanks bk I got a reply from HPT Tech support here: "Please flash the stock file back on and let me know if the fans come on as they should. If they...

Nope..... it's for the nameless one that shall not be named.

finally

No one will know that until they or you try it. Personally I'd start with a manual file. I did do what you are doing now. It was a 87 C10...

Hope that wasn't directed at me. I don't blow shit up.

Agree. Didn't look through the log just at the screen shot. But that was enough.

Thank you. Can I segment swap just the transmission and transmission diag from manual vehicle with the same OS as mine? Or do I need to swap the...

you were getting a low voltage code because the map sensor data was probably not scaled correctly in the tune. you will also need at least a 2 bar...

I have not been driving it to much. Just short trips to data log. It had the Ripp 2.0 Map sensor, but I kept on having a code low voltage, So I...

I don't know if you found some, but here an auto 2007 tacoma file, stock.

Should I also go into the MAF calibration and add from 8500 hz and up. I am looking at this log were at WOT it commands 11.80 and I'm showing 12.7

https://forum.hptuners.com/showthread.php?116121-2004-Mustang-GT-cannot-read-file-from-car&p=836395&viewfull=1#post836395 the customers vehicle...

I reviewed your ticket and the debug is showing a very specific error that is most commonly caused by a piggyback module on the ecm, I would suggest...

it worked fine before and now doesnt. if all you changed was on/off temps then lower them and try again. you already stated you can command them...

Hey did you ever get this figured out? Sorta in a similar situation. Needing to write my trucks vin on a replacement exam for my 2003 Cummins CM845

Our MPVI3 product line has a 1 year warranty from defect. Unfortunately we do not offer a repair option and replacement is currently the only option...

Thanks. If they can offer some suggestions that's ok but if they don't, I'll have to figure it out. The forums are a good source of information and...

The best way to get anything fixed is to open a ticket with hptuners because here, there are no admins or techs from HP to help

Thank you for all your help. I will make these changes and log and get back with you

You are dumping a ton of fuel, I would not drive on that tune till you can get your fuel trims under control at idle. Without more details like...

Well, good luck. They usually won't help if it isn't something broken on their part.

Thank you for the response, i will try this when I?m home either on lunch break or after work and will report back.

gtstorey Depends on how you look at it. I know that I did (I think) things correctly. It's what went wrong is where I need help. We'll see what...

Alvin Prior to changing the temps my fans worked perfectly with the old setting?