S40 ECU never updates map on the first 5 attempts

Discuss issues and tuning software like DTASWin, E-Race, MegaLogViewer(DTA), etc. Also post archive versions of firmware.
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roosie
Posts: 13
Joined: Tue Sep 02, 2014 7:52 am
ECU Model: S40 Pro
Firmware Version: 58

S40 ECU never updates map on the first 5 attempts

Post by roosie »

My S40 which i connect via RS232 lead if i try update the map or save changes etc, it just fails and i have to keep retrying and on the 5th attempts always works.

any reason why this is?
Alex DTA
Posts: 1622
Joined: Fri Feb 28, 2014 1:03 pm
ECU Model: S40 Pro
Distributor: DTA
Firmware Version: 79

Re: S40 ECU never updates map on the first 5 attempts

Post by Alex DTA »

Most likely the incorrect USB driver.
http://www.dtafast.co.uk/download_files ... Update.pdf
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