... 42, 4C, 4D transponderI. Programme Car Keys1. Supports Toyota keys including all Toyota 4C, the 4D key, directly writeskey data security to ... vehicle types have the 93C86 code chip,like new style Toyota Previa. Also some vehicles use independentsecurity box 93C66, such ... password, after the user writes in the password thecopy to electronic 4D, if the copy is successful, then this duplicates ...