2007 Lexus IS Vacuum control selonoid

2007 LEXUS IS
956,000 MILES • 2.2L • 4 CYL • TURBO • 2WD • MANUAL
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NATHANVELLA111
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Hi
Ive been noticing a buzzing noise coming from the vacuum control selonoid mostly when the engine is hot.
I've allready changed the egr , egr cooler and the selonoid itself 2 years ago , with no success.
i still have power to the engine and the idleing is stable to .
Thanks for your help
Nathan
Apr 23, 2015 at 11:32 AM
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HMAC300
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ok we have to guess which one is it so we can give a proper diagnosis
Apr 24, 2015 at 7:56 AM
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NATHANVELLA111
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It looks exectly like this , its on the left side of the engine .
Thanks for the speedy reply mate !!!!
Apr 24, 2015 at 8:26 AM
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HMAC300
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we don ot have a 2.2 turbo in US it is a 2.5 but from what you describe in ic I think is a vsv valve, try tapping it to see if noise quits if it does replace the solenoid. it may be partially opening or maybe a vacuum leak on line so check those as well if check engine light is on scan for codes and get back to us
Apr 24, 2015 at 8:44 AM
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NATHANVELLA111
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I didnt try to tap it , but i removed the top connector on top of it. Then the buzzing noise had gone .
Next time it does the noise i give it a try and ill contact you , giving results .
Thanks for your help
So much apprieciated !!!
Apr 24, 2015 at 9:02 AM
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NATHANVELLA111
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I forgot to tell you
The selonoid we've mentioned earlier has been on the vehicle about 2 years !because i had the same problem 2 years ago . Is it normal to become faulty again after a short time operating ?
Apr 24, 2015 at 9:12 AM
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HMAC300
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if it's a cheap piece then I'd say ya because they are all manufactured differently
Apr 24, 2015 at 9:27 AM
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NATHANVELLA111
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No , its an original toyota part :(
Ok then
Thanks again for your time
Apr 24, 2015 at 9:37 AM