99 Honda Civic No Spark Diagnosis with a Test Light

I will show you how to troubleshoot the entire ignition system, including cam and crank signals, ECU to igniter control and igniter to ignition coil control using a simple test light. A follow up test will be done with a small single channel lab scope, showing yet another way to verify the same condition.

Engine Performance Diagnostics chapter 22

Symptoms
no start

Fix
replace faulty ignition coil

Tests shown
how to test for spark and injector pulse with an incandescent test light
using injector pulse as a guide for good cam and crank signals
how to test for igniter control of the ignition coil
how to isolate the ignition coil to test the igniter itself
how to perform a primary coil current ramp test with a lab scope (uScope) and an inductive low amp probe

Tools used
OTC 3633 Mini Circuit Tester
https://www.jbtoolsales.com/otc-3633-...
ATD Tools 5519 Auto Ranging Digital Multimeter
https://www.jbtoolsales.com/atd-tools...
uScope Master Kit 1-channel automotive scope
http://www.aeswave.com/cart.php?m=aff...
Lisle 20700 Coil-on Plug Spark Tester
http://www.jbtoolsales.com/lisle-2070...

Playlist
(Chapter 22) No Spark Troubleshooting, Ignition Coil & Module Testing
   • (Chapter 22) No Spark Troubleshooting, Ign...  

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For more information on this topic, I have written a “field manual” called Engine Performance Diagnostics which is available at www.scannerdanner.com as an eBook or paper book.
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Disclaimer:
Due to factors beyond the control of ScannerDanner LLC, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. ScannerDanner LLC assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. ScannerDanner LLC recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. Due to factors beyond the control of ScannerDanner LLC, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not ScannerDanner LLC.