{youtube}X5Qp-ToR8KA|615|345|0{/youtube}
Honda PGM-FI Main Relay Testing (1998 Honda Prelude) How to test and fix a main relay on a Honda or Acura.
Engine Performance Diagnostics chapter 18
- no start with good spark, fuel and compression
- start/stall
- stalls and will not restart for a period of time
- replaced PGM-Fi main relay fuse
- how to determine what is powered by the main relay
- main relay wiring diagram review
- how to identify condition of the main relay by testing for power at the fuel injectors and idle speed control motor
- how to test a PGM-FI main relay
- how to locate the main relay
- how to remove the main relay
- how to locate a cracked solder joint on a circuit board
- incandescent test light
- soldering gun
end faq
{accordionfaq faqid=accordion15 faqclass="dotluvfaq help2 aligncenter headerbackground headerborder contentbackground contentborder round7" active=item0}Playlist
(Chapters 17, 18 and 19) Fuel Injector Testing
Related videos:
Operation and testing of a Honda main relay (PGM-FI) - an SD Premium video:
{youtube}QVxOQTSPyGY|615|345|0{/youtube}
How to identify a bad main relay on a Honda (PGM-FI):
{youtube}6CMZ4g8n0FQ|615|345|0{/youtube}
How to test fuel pressure, injector pulse and spark with basic tools:
{youtube}SUxagOAVS5M|615|345|0{/youtube}
end faq
{accordionfaq faqid=accordion3 faqclass="darkhivefaq defaulticon headerbackground headerborder contentbackground contentborder round5" active=item0}
For more information on this topic, I have written a “field manual” called Engine Performance Diagnostics which is available as an eBook or paper book.
Want even more diagnostic training? Whether you are a DIY trying to fix your own car, someone looking to become an auto technician, or a current auto technician that wants to get more into diagnostics, subscribe to ScannerDanner Premium. There is a 14 day free trial.
On ScannerDanner Premium I will bring you right into my classroom at Rosedale Technical College. You will find page for page lectures taken right from my book as well as exclusive classroom type case studies. What is so special about these classroom case studies? I pull live problem vehicles directly into my classroom and we troubleshoot them in real time, using and applying the theory and testing procedures we learn during the classroom lectures. There is no better on-line training of how to troubleshoot automotive electrical and electronics systems anywhere!