DTI is the developer of Transportation Technology we pride ourselves on driving innovation. We have Guardian EPASS which is a ... Positive Air Shutdown that gets used on Diesel Powered Equip. to shut off trucks preventing catastrophic events from happening. Our Guardian ELOG is an electronic driver log that is becoming mandated by Transport Canada come June 2021, which will monitor vehicle and driver to make sure that accurate information is provided instead of the current way with paper logs. read more