EASY Fuel Injector Testing | Automotive Oscilloscope Diagnostics | Mechanic Mindset

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How to test a fuel injector using an oscilloscope; this video looks at the voltage waveform. We look at fuel injector waveform analysis where we can identify resistive circuit faults and see pintle movement. I am using the PicoScope 2204A, a super affordable oscilloscope set up.

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0:00 How to test a fuel injector with an oscilloscope
1:13 How to identify fuel injector circuit wiring
1:49 How to connect the oscilloscope to a fuel injector
2:08 How to test the fuel injector power supply
3:22 How to obtain an injector waveform
3:37 Do you need an attenuator to test an injector
4:00 Setting up the oscilloscope for a fuel injector waveform
5:33 How to test the injector ground
6:05 How to analyse an injector waveform
6:50 Installing a fault on the injector circuit
7:13 Adjusting vertical resolution on PicoScope
7:52 Identifying mechanical pintle movement inside the injector

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