Came home and stared reprograming all the mcus again.Everything ok except the 25x80 eprom which had memory changed. Thanks to all participating in this postĪfter conecting to vehicle lexia stopped working.
Got an old broken laptop with bios eprom 25x80 reprogrammed with the file posted here and voala. Finaly tried to reprog 25x80 it turned out to be the problem faulty eprom. Started reprograming all the chips one by one everthing ok with the chips. At first i didnt have 5 volts on pic and relays not working i managed to repair that after same thing relays dont working. After jerking around with my lexia conecting only with pc but not with car tested all the above methods but nothing.
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