This thread talks about the same issue, maybe it can b helpful?

TPMS sensors with strange IDs
Hi, bought a set of 42607-0C050 sensors on ebay, but all of them appeared to have non-hexadecimal IDs: 8C3BEFL3 8C3BEFL9 8C3BEFJ3 8C3BEFP7 Here's a photo of one of sensors: Toyota Techstream software (I have a copy of it and a MINI VCI cable), however, does not allow me to enter...