SCT Handheld problem

2003svtf150

Sledge
Established Member
Joined
Nov 11, 2008
Messages
238
Location
Senoia, Georgia
When trying to load a custom tune file to the handheld, the computer won't/can't connect to it. On 2 seperate computers I get 2 seperate error messages. One tells me that it can't unlock the device. Another says to try reconnecting the device.

About 2 months ago I updated the firmware and was able to load my new tune file from JDM, which I loaded onto the car yesterday when I installed my new injectors & MAF.

Yesterday on the Dyno I used livelink and datalogged with it and all was well. I'm able to change tunes, return to stock, and all that. But the laptop SCT updater software can't connect to it.

Until I can get this worked out, my car is running WAY lean because the tune file is for a 2400 MAF when I have a 2600.

WTF?
 

Black306

Active Member
Established Member
Joined
Sep 4, 2002
Messages
1,687
Location
State Capital, Ca
It's the version of the updater you are using. SCT's software is pretty buggy and sometimes needs mixing and matching between the updater, firmware, and livelink. If you tried the latest updater and it didn't work, here are a couple older ones that worked for me.

Index of /temp/SCT
 

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