Four proven ways to run a tighter ship at your shop.

With the variety of electronically controlled systems on a modern automobile, the days when a test light or simple voltmeter was enough to diagnose problems are long gone. Using a digital storage oscilloscope (DSO) can make troubleshooting faster and more accurate, and open doorways when tackling a range of electrical and engine driveability problems.
But first, you have to learn how to use it. You can access more online in the Dorman Training Center.
Take your new scope journey even further with this video.
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Technician A is diagnosing a misfire. He states that a misfire is caused by a fault in the ignition system and that new plugs and coils will repair the problem. Technician B says that a misfire is detected when the ECM detects a variation in crankshaft speed.
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