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check engine light for knock sensors

 
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25/08/2022 7:05 pm
Topic starter

So I got a check engine light for knock sensors so I replaced the knock sensors and wire harness still went off then I replaced the connector for them and it's still going off any idea what I should test next 

 

2004 Chevy suburban, 5.3 L

198,272 miles

DTC: P0332 Knock Sensor 2 Circuit Low (Bank 2)


Gavin 
(@gavin)
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25/08/2022 7:35 pm

Try the troubleshooting on this page:

https://www.obd-codes.com/p0332


MountainManJoe
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25/08/2022 7:49 pm

https://www.partsgeek.com/catalog/2004/chevrolet/suburban_1500/engine_electrical/knock_sensor.html


Doc 
(@doc)
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he said he replaced them


By MountainManJoe 25/08/2022 7:53 pm
 

sorry @mmj. I plead temporary insanity.


By Doc 25/08/2022 8:18 pm
 
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25/08/2022 8:20 pm

Suspected problem with the harness connections and connector.  Make sure it's properly installed.


Doc 
(@doc)
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I did that just barely they were good would corrosion in where they screw in at cause it to go off


By Gavin Topic starter 25/08/2022 8:35 pm
 
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25/08/2022 8:36 pm

Yes.  Are the sensors you replaced OEM or aftermarket?  A lot of the aftermarket stuff is junk.  Are you using really cheap gas?


Doc 
(@doc)
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Ok I will clean that and go from there


By Gavin Topic starter 25/08/2022 8:38 pm
 

They are dorman OE solutions knock sensors


By Gavin Topic starter 25/08/2022 8:43 pm
 
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