Relatively Speaking about Relative Compression [E155] - Diagnosing the Aftermarket A to Z

Matt Fanslow leads an in-depth discussion focusing on electric motor current and relative compression tests. Show NotesACCESS PICO FILES: https://bit.ly/3NgSdvOOverview of Electric Motor Current (00:00:11)Pico Scope Software (00:01:23)Understanding Waveforms (00:02:25)Setting Up Current Probes (00:04:09)Disabling the Fuel System (00:06:14)Configuring the Oscilloscope (00:07:18)Testing Current Consistency (00:10:35)Application to Other Electric Motors (00:12:55)Interpreting Waveform Patterns (00:16:13)Relative Compression Test Overview (00:17:25)Interpreting Waveform Peaks (00:18:34)rs.Identifying Global Compression Issues (00:19:54)Using Amplitude Cursors (00:21:04)Diagnosing Ignition Timing (00:24:23)Visual Confirmation of Cylinder Count (00:26:33)Identifying Misfiring Cylinders (00:27:38)Analyzing Low Compression Waveforms (00:30:06)Understanding Air Spring Effects in Engines (00:34:04)