Also known as A/C control module. It resides strapped to the wheel bay liner on the passenger side. Lotus ID number B117M0038F which replaces A117M0038F. The ID on the part is YWB 100800 (TRW for Rover cars) It consists of four relais switches: 1 for the A/C compressor magnet pulley, 3 for the cooling fans. … Continue reading Lotus Elise Exige Fan Control Module