how to test ignition coil without any tool

#ignitioncoil
testing ignition coils without any tools and
ignition coil replacement
how to fix a misfire on a car
a faulty ignition coil symptoms are similar to a faulty spark plug symptoms and can be rough idling . misfiring engine . loss of power . shaking and vibrating engine , reduced gas mileage, and much more ...
here are some videos you might be interested in :
• how to test an alternator
• how to test o2 sensor ...
*disclaimer
i am not responsible for any property damage , injury, or loss incurred as a result of any information or from improper use of tools or equipment contained in this channel . use this information at your own risk