{youtube}7D62iB4jvkQ|615|345|0{/youtube}
In this video I will show you how to quickly test a knock sensor circuit. This procedure applies to any knock sensor that has a bias voltage sent to it and is not unique to Nissan. Other manufactures are doing the same thing, making the circuit very easy to test.
Engine Performance Diagnostics chapter 10 pages 6-7
- check engine light with a P0328 trouble code
- poor fuel economy (2-3 mpg less than normal)
- replace knock sensor
- how to test a knock sensor circuit for opens and shorts
- how to measure the resistance of a knock sensor
- scan tool
- digital multimeter
- backprobing tools
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(Chapters 9, 10 and 11) The 5v Reference and Signal Circuit Quick Tests
Related videos:
EVAP leak P0455 (vacuum cut valve-bypass valve test) - Nissan:
{youtube}bG0ZllOn02Q|615|345|0{/youtube}
Oxygen Sensor Slow Response test (P0134) - Nissan:
{youtube}s65jumJ3idE|615|345|0{/youtube}
How to test a Knock Sensor (P0328) - Subaru:
{youtube}2-JBTwOvD9w|615|345|0{/youtube}
GM Fuel Pump Relay Testing:
{youtube}McnXLcJNVfI|615|345|0{/youtube}
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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!