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9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 11:44 am
by jozek
on device installed 9r19, when try to update firmware to 9r20 there is no succes.. on LCD of predator message appears "Can't downgrade u7194 from 9r16 to 9r20".
What I should do to upgrade with newest revision?
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 12:00 pm
by jrodela06
how old is your u7194? im not sure but i was able to upgrade from 9r05 to 9r20 and now i cant upload tune to truck.
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 12:20 pm
by jozek
not that old, I think.. I bough it at the end of 2009. Every older upgrade went OK, but strange, the newest one had problem.
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 2:44 pm
by Oldviolin
My u7194 is a 2009. Will I beable to upgrade to r20?
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 5:41 pm
by mikel
You should be OK.
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 7:08 pm
by Oldviolin
Will updating help with shift firmness? I'm at v.9r08 now
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 7:25 pm
by mikel
if you have a 6 speed trans, yes.
RE: 9r20 upgrade problem with 7194
Posted: Thu Mar 03, 2011 10:30 pm
by Oldviolin
I have the 4 speed. My shifting is nice at normal to moderate acceleration. At WOT I feel nothing
RE: 9r20 upgrade problem with 7194
Posted: Sun Mar 06, 2011 11:47 am
by rjaro7
same problem here..i have 9r18 now and tried 9r20..tuner says cant downgrade 9r16 to 9r20..
Re: RE: 9r20 upgrade problem with 7194
Posted: Mon Mar 07, 2011 4:26 pm
by sonic13
rjaro7 wrote:same problem here..i have 9r18 now and tried 9r20..tuner says cant downgrade 9r16 to 9r20..
all the same probs here when i try to go from 9r18 to 9r20 -> cant downgrade 9r16 to 9r20 (it's a 2010 predator 7194)
Re: RE: 9r20 upgrade problem with 7194
Posted: Mon Mar 07, 2011 5:05 pm
by mikel
sonic13 wrote:rjaro7 wrote:same problem here..i have 9r18 now and tried 9r20..tuner says cant downgrade 9r16 to 9r20..
all the same probs here when i try to go from 9r18 to 9r20 -> cant downgrade 9r16 to 9r20 (it's a 2010 predator 7194)
load this then 9r20