The module is designed to disable the catalytic converter control from the DENSO engine control units of TOYOTA and LEXUS vehicles. The module supports the following units: TOYOTA DENSO on NEC 7F00XX processors with firmware sizes of 320kb, 368kb, 384kb, 496kb, 736kb, 992kb, 1536kb, 2048kb. The module corrects the read firmware of the NEC 7F00XX processor with checksum correction (if there is an active license for the checksum recalculation module). All users receive subsequent updates and technical support for free!