VW Key programming for 2nd or 3rd gen Immobilizer, after replace 2nd hand ECU Home › Community › European › VW/AUDI › VW Key programming for 2nd or 3rd gen Immobilizer, after replace 2nd hand ECU This topic has 0 replies, 1 voice, and was last updated 5 years, 7 months ago by Michael Z. Viewing 1 post (of 1 total) Author Posts September 1, 2020 at 1:12 pm #2836 Michael ZKeymaster Condition: only ECU replaced, original Keys and Instrument not been replaced. 1. Read login code for original ECU, write it down 2. Replace 2nd ECU 3. Select ECU 4. Select Login, input login code which wrote down before. 5. Log in success. 6. Channel Adaption 7. Put in channel 50, put original login code, press confirm after message Value learned. 8. Turn engine on. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In