CAN Bus Quick Check With Multimeter | CAN Bus Diagnostics | Mechanic Mindset

How to test CAN Bus with a multimeter. This CAN Bus voltage check is very easy and simple. In this video we look at how to diagnose a CAN bus, looking at CAN high and CAN low wiring with a multimeter. CAN Bus fault diagnostics can be difficult; we break it down in to easy steps to help you improve your automotive diagnostics. This is equivalent to the test I perform with Master Technicians on CAN Bus Technical Training!!

Part 2:

I prefer to use an oscilloscope for my CAN Bus diagnostics (PicoScope 2204A), but the Fluke meter is a good tool if used correctly.

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Link to PicoScope Waveforms:

Fluke & Cheap Multimeter Links…

USA Links:
Fluke multimeter -
Cheap Autoranging multimeter -

UK Links:
Fluke multimeter -
Cheap Autoranging multimeter -

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Video Links:
CAN Bus resistance check -
Best & Cheapest Automotive Scope -
4 CAN Bus Faults Diagnosed -
CAN Bus Multimeter Test -
5 Easy Oscilloscope Tips -
Quick Misfire Check -

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