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Old 02-15-2008, 12:19 PM   #23
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Join Date: May 2007
Chapter/Region: MWSOC
Location: WI
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Originally Posted by els.sti View Post
i was going to ask my local dealer cuz they were real cool and helpful and smoothed out some of the tunning for me. but sadley they closed the dealer and put in a freakin acura dealer ... how lame is that .. now i have to go alot further to go to the dealer
Your Subaru dealer will not smooth anything out by tuning, thats what our Protunes are for. They will simply load the OEM ECU parameters. Dealers are not allowed to load anything other than SOA mappings. They can scan and look for updates for your car but thats it.
Originally Posted by Courteau View Post
lets say i have a AP with stage1 but i reflash to the OEM tune before going to the dealer... they can know that the car got flash before, but no way to know with which kind of tune ?
No there is no tuning on the SPT Power Package install (even though they might say there is which they did to me and I called them out on it when it came to some warranty items)

My dealer asked me everytime I flashed it back to my OEM was this car ever tuned? They fish for it because they can't tell.

A Checksum in a PC or ECU is the dealer running the diagnostic against the current loaded map at the block level looking for inconsistent algorithms and will return it a CRC or error. If your matching against the OEM map the dealer cannot tell. I have proven this more than once on my 07 STI that is why the AP will marry to your ECU and download the stock mapping for when you have to make it look all stock again. Now if they go in and find a Hydra
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Last edited by 4ST-AIR; 02-15-2008 at 12:27 PM.
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