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Engine VIN writing

Posted: 27 Dec 2020, 11:09
by riyodan_04
So I have a new Evo X ECU which i want to install on my lancer gts. However, when write the engine VIN using MMCodingWriter, it always fails. I got the general reject error. Any ideas?

Re: Engine VIN writing

Posted: 27 Dec 2020, 11:26
by kolyandex
Broken ecu or incorrect firmware inside.