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Whats the Vacuum noise?

Discussion in '3rd Gen. Tacomas (2016-2023)' started by BaseTaco2.7, Feb 26, 2020.

  1. Feb 26, 2020 at 6:05 PM
    #1
    BaseTaco2.7

    BaseTaco2.7 [OP] Well-Known Member

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    on start up, after a couple seconds i hear a vacuum noise.
     
  2. Feb 26, 2020 at 7:39 PM
    #2
    auskip07

    auskip07 Well-Known Member

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    Atlanta, Ga
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    2019 TACOMA SR V6 SC , 4X4, AUTO, 4.88, 265/75 r16
    im convinced my high pressure fuel pump sounds like a vacuum leak
     
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  3. Feb 26, 2020 at 7:43 PM
    #3
    Tacomike18

    Tacomike18 Well-Known Member

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    Perfectly normal, in the morning after I start the engine, it makes that sound after 30 seconds or so.
     
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  4. Feb 26, 2020 at 7:45 PM
    #4
    shakerhood

    shakerhood Well-Known Member

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    Climate Controls?
     
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  5. Feb 26, 2020 at 8:13 PM
    #5
    Speedfreak

    Speedfreak Member in poor standing

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    Canada Eh!
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    Most likely the clutch fan spinning up. It defaults to high at start up then will uncouple and not be so noisy.
     
  6. Feb 27, 2020 at 2:24 PM
    #6
    BaseTaco2.7

    BaseTaco2.7 [OP] Well-Known Member

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    To me, once it goes away, its a signal that its warmed up and ready to be driven haha
     

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