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View Full Version : How to lock tune???



browneflatwork
March 25th, 2010, 02:36 PM
is there a way to lock the tunes or ecm so other ppl cant read of pull info off truck? new to efi,thanks

macca_779
March 25th, 2010, 03:33 PM
Yes you can lock the tune by altering the key to something different. EFI LIVE has this ability. But locking will not stop people seeing what timing, fuel etc values your running as any scan tool can still log this data and build it into a MAP representing what the tune would look like.