Remote keys stopped working at same time after 1.5 days

[particlewave]

You're likely going to need to replace the immobilizer. You can do this without expensive trips to the dealer if you by a good used one and either swap the EEPROM from your old one or copy the info over with an EEPROM reader.

[Lacostas]

Originally Posted by particlewave

You're likely going to need to replace the immobilizer. You can do this without expensive trips to the dealer if you by a good used one and either swap the EEPROM from your old one or copy the info over with an EEPROM reader.

But I had it checked some days ago on Official Porsche center (full status report) and found nothing strange on the systems. Only the key. Then I fixed the keys, then it stayed idle for some days and then keys stopped