Video Parasitic Current Draw: Electrical Review Tech Tip What happens if you do not complete a relearn procedure? Advertisement ByMike Hobbs on Oct 30, 2013 Advanced and apprentice technicians alike will appreciate this quick electronic review. Receive a crash course on the general characteristics of electricity in this free training clip taken directly from Dave Hobb’s Parasitic Current Draw class.Advertisement Advertisement In this article:Tech Videos Click to comment Video: What Techs Can Learn From Inspecting Tie Rod Ends (Video) Video: Use Test Drives To Learn And Explain Suspension Issues (VIDEO) Video: Worn Suspensions Reduce Braking Efficiency, Safety (Video) Video: Tesla Wheel Bearing Replacements (VIDEO) Advertisement