Well that was quick! #mercedes customer complained overnight battery drain. Performed a parasitic draw test and found the culprit. It was the aftermarket stereo. #mercedesbenz #w124 #eclass #parasiticdraw #electrical #stereo #aftermarket #autodiagnosis #manandmachine (at Madhapur) https://www.instagram.com/p/Btpf5Igg-Yh/?utm_source=ig_tumblr_share&igshid=v8kg3u6nec3x
















