knock sensor help!!! Desperate
May 18, 2011 | 09:52 PM
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Joined: Oct 2010
Posts: 64
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From: Queen Creek Arizona
knock sensor help!!! Desperate
Please do not respond back with the whole search thing... I have about 15 different web pages open and I can't find what I am looking for...
I have my intake mani off and I am trying to test the knock sensor...
I understand the resistance needs to be between 93 and 107k ohms and when I tap on the engine that it should create voltage...
My problem is that I am retarded and dont know exactly how to test for that...
do i need to have the knock sensor in the motor or out of the motor?
What should I be touching to test the resistance?
Could someone explain step by step for dummies on how to test the knock sensors....
I have bought new wire harnesses and multiple new knock sensors and I cant figure out what is wrong.
PLEASE HELP
May 18, 2011 | 09:59 PM
Burning Brakes
Joined: Mar 2008
Posts: 983
Likes: 36
From: Middle Of Kali CA
Quote:
Originally Posted by
Peixinho
Please do not respond back with the whole search thing... I have about 15 different web pages open and I can't find what I am looking for...
I have my intake mani off and I am trying to test the knock sensor...
I understand the resistance needs to be between 93 and 107k ohms and when I tap on the engine that it should create voltage...
My problem is that I am retarded and dont know exactly how to test for that...
do i need to have the knock sensor in the motor or out of the motor?
What should I be touching to test the resistance?
Could someone explain step by step for dummies on how to test the knock sensors....
I have bought new wire harnesses and multiple new knock sensors and I cant figure out what is wrong. PLEASE HELP
If you have replaced multiple sensors and have the same issue, what made you believe it was a knock issue? Codes?
Have you just installed headers? They can hit the frame and cause false knoks.
May 18, 2011 | 10:04 PM
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Joined: Oct 2010
Posts: 64
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From: Queen Creek Arizona
nope... everything is 100% stock...
I am getting knock sensor codes... right away after replacing them...
May 18, 2011 | 10:38 PM
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Joined: Oct 2010
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From: Queen Creek Arizona
p0327 p0332
grrr!!!
I am on my second set of knock sensors and wire harness and still the light comes right back on... man these kind of things suck...
May 18, 2011 | 10:41 PM
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Joined: Oct 2010
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From: Queen Creek Arizona
oh and i only get knock after driving around for a couple of days and it is really warm and I am putting a heavy load on it.
anyone have any ideas
May 18, 2011 | 11:19 PM
May 19, 2011 | 02:20 AM
Joined: Dec 1999
Posts: 32,910
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From: Anthony TX
CI 6,7,8,9,11 Vet
St. Jude Donor '08
Your issue is most likely being caused by a poor connection at the wiring harness connector, The Female Pins inside the MAIN harness connector are most likely spread/damaged/corroded/dirty. Carefully examine them. MAKE SURE that the metal tongue inside the female pin that makes contact with the male pin has a nice tight grip on the male pin.
Here is an example of a damaged female pin vs a new set of pins:
The pins on the right are BAD!!
BC