Automotive/Technical Video 10 months ago VIDEO: Slow Oxygen Sensor Preventing Secondary Air Monitor Reset Share Tweet Print Email Andrew Markel,authorView bio Bio Recent Posts Popular Posts Stacked Alignment: Solving Lead/Pull ConditionsVIDEO: ECM Alternator Regulation; No More Full Field TestingVIDEO: Belt, Pulley And Tensioner InspectionBrake TSB TrendsVIDEO: Brake Fluid Grades; Too Hot, Too Cold, Or Just Right? VIDEO: ECM Alternator Regulation; No More Full Field TestingVIDEO: Brake Fluid Grades; Too Hot, Too Cold, Or Just Right?VIDEO: Noise Issues On Opposing Piston Brake CalipersVIDEO: Can A Backup Camera Interfere With TPMS Signals?VIDEO: PCV Valve Or Oil Separator? Andrew Markel explains how a non-resetting secondary air monitor required the use of crowd-sourced repair information when techs were led down a rabbit hole. Sponsored by ProDemand by Mitchell1. Video courtesy ImportCar.