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joly007
29th October, 2019, 08:34 AM
Hi guys, just desoldered 24C02 from EDC15V; 038 906 018 GN; 2163, not realy needed for some job, im just studying and have this ECU from scrapyard for testing. Am i right that in 24C02 is EEPROM with IMMO data? Readed it with UPA and make modification with Immo uni decoding tool. Can someone pls help me with my beginner questions and confirm me, that: 1. 24C02 is EEPROM with IMMO? 2. Reading with UPA was OK? 3. Modification to IMMO OFF was done correctly? 4. If I write this modified dump back to 24C02 and solder back to ECU, then this ECU would have IMMO OFF or I need read/modify/write also flash/data in MCU? Sorry for these stupid questions (and bad english :unconscious:), just interested with these things. Thanks.

662612

kiszka
29th October, 2019, 09:49 AM
Hi guys, just desoldered 24C02 from EDC15V; 038 906 018 GN; 2163, not realy needed for some job, im just studying and have this ECU from scrapyard for testing. Am i right that in 24C02 is EEPROM with IMMO data? Readed it with UPA and make modification with Immo uni decoding tool. Can someone pls help me with my beginner questions and confirm me, that: 1. 24C02 is EEPROM with IMMO? 2. Reading with UPA was OK? 3. Modification to IMMO OFF was done correctly? 4. If I write this modified dump back to 24C02 and solder back to ECU, then this ECU would have IMMO OFF or I need read/modify/write also flash/data in MCU? Sorry for these stupid questions (and bad english :unconscious:), just interested with these things. Thanks.

662612
read eeprom is ok, immo off is error

rafal
29th October, 2019, 11:23 AM
read eeprom is ok, immo off is error

that's right...............

joly007
3rd November, 2019, 04:06 PM
Thank you both guys. Can you please make IMMO OFF on original dump? Trying different programs and they giving me different outputs, so im bit confused. Thank you.

rafal
3rd November, 2019, 04:17 PM
Thank you both guys. Can you please make IMMO OFF on original dump? Trying different programs and they giving me different outputs, so im bit confused. Thank you.

here....................