In this video I will show you how to troubleshoot a no start condition on a Honda. The problem with this car was a shorted ignition coil.
Engine Performance Diagnostics chapter 22
Symptoms
- no start (cranks normally)
- no spark
- good injector pulse and fuel pressure
Fix
- replace shorted ignition coil
Tests shown
- how to use the key on engine off check engine light as a guide
- how to test for spark
- how to check for injector pulse with a basic test light
- how to verify cam and crank sensor signals to the ECU
Tools used
- lab scope
- inductive low amp probe
- backprobing tools
- incandescent test light
Playlist
- (Chapter 22) No Spark Troubleshooting, Ignition Coil & Module Testing [ Ссылка ]-
Related videos
- How to identify a shorted ignition coil (Honda C.O.P.)
[ Ссылка ]
- How to test an ignition coil/module with a test light (distributor ignition) - GM [ Ссылка ]
- Ford 5.4 shorted coil primary winding and bad computer driver
[ Ссылка ]
- How to find a shorted coil on a Ford 5.4 engine (misfire diagnosis) [ Ссылка ]
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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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.
