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How to Quick Test a Spark Plug for Vehicle

Posted on April 3, 2023 by
How-to-Quick-Test-a-Spark-Plug-for-Vehicle-9

Diagzone Xdiag Subscription Renew, LAUNCH LTR-01 RF Sensor, Thinkdiag Renew , Scania SDP3 Installation

When any of small equipment fails, one of the first things we check is the spark plug. This article will show you guide on how to quick test a spark plug by multimeter.

 

A spark plug always has a number on it. This bad one is RC12 YC at the bottom.

How-to-Quick-Test-a-Spark-Plug-for-Vehicle-1

The one we are going to using for replacement shows a different number here BK R5E.

How-to-Quick-Test-a-Spark-Plug-for-Vehicle-2

But on the packaging it shows the RC12YC which matches the original number.

How-to-Quick-Test-a-Spark-Plug-for-Vehicle-3

If you have a spark plug that has an

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