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Bypassing the A/C compressor

Discussion in '2nd Gen. Tacomas (2005-2015)' started by calmwaters3030, Jun 27, 2014.

  1. Jun 27, 2014 at 7:48 PM
    #1
    calmwaters3030

    calmwaters3030 [OP] Member

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    Does anyone know of a pulley and bracket system you can purchase to bypass the A/C compessor on a 2008 Tacoma?
     
  2. Jun 27, 2014 at 8:16 PM
    #2
    TrdSurgie

    TrdSurgie revised

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    Why?
     
  3. Jun 27, 2014 at 8:17 PM
    #3
    calmwaters3030

    calmwaters3030 [OP] Member

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    I want to bypass my A/C compressor
     
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  4. Jun 27, 2014 at 8:20 PM
    #4
    nickonfire700

    nickonfire700 Reg. Cab Nation Member

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    If you have a 4 cyl, PM tooter. He bypassed both his A/C and his power steering.
     
  5. Jun 27, 2014 at 8:25 PM
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    medic2230

    medic2230 @Koditten Pirate Radio member #002

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    Cause it's cold in Canukistan.
     
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  6. Jun 27, 2014 at 8:43 PM
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    TrdSurgie

    TrdSurgie revised

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    why?

    Meh...
     
  7. Jun 27, 2014 at 9:10 PM
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    Jimmyh

    Jimmyh Well-Known Member

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    Pull the Air Conditioner Clutch Relay Fuse. Then it is just a pulley.

    Under the hood, 10 ampere fuse labled AC.
     
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  8. Jun 27, 2014 at 9:29 PM
    #8
    1TUFFTRD

    1TUFFTRD WTF

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    What about the defroster?
     
  9. Jun 27, 2014 at 9:33 PM
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    Styx586

    Styx586 Well-Known Member

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    Invalid.
    In all seriousness tho whats your purpose?
     
  10. Jun 27, 2014 at 11:53 PM
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    Jimmyh

    Jimmyh Well-Known Member

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    It is part of the AC. It will not come on then either.
     
  11. Jun 28, 2014 at 5:48 AM
    #11
    calmwaters3030

    calmwaters3030 [OP] Member

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    The the compressor dosent work and the bearing is starting to squeal. I dont use A/C so I would like to remove the entire compressor.
     
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  12. Jun 28, 2014 at 8:54 AM
    #12
    Hugh Morron

    Hugh Morron Manic Mechanic

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    You might be able to bypass your a/c compressor with just a shorter serpentine belt. If you can measure the difference with the a/c compressor and without the difference should be how much shorter a belt you will need. A good auto parts store who know about belts will be a big help. Good luck with your project.
     
  13. Jun 28, 2014 at 10:30 AM
    #13
    1TUFFTRD

    1TUFFTRD WTF

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    Exactly my point.
     
  14. Jun 28, 2014 at 12:16 PM
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    calmwaters3030

    calmwaters3030 [OP] Member

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    That would be great. I'll have my mechanic check it out
     
  15. Jun 28, 2014 at 12:26 PM
    #15
    File IFR

    File IFR "... Intercepting The Localizer"

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    Gas mileage difference will be very minimal without AC or even a 'dead' AC pulley.

    I'd just leave it alone and not use the AC feature, instead of pulling a fuse or using a smaller belt.... IMHO :)
     
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  16. Jun 28, 2014 at 2:01 PM
    #16
    calmwaters3030

    calmwaters3030 [OP] Member

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    The Bearing is making noise all the time A/c off or on. I dont want to fix the pump if I don't have to I.m not worried about gas milage or horsepower. Just looking for the cheapest way to fix the problem
     
  17. Jun 28, 2014 at 5:40 PM
    #17
    OCNutty

    OCNutty Well-Known Member

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    first make sure you're not hearing an idler or the tensioner bearing.

    if it's a 4cyl, they have a non-ac belt option; may fit w/o removal depending on how the belt is routed.

    Per my 4L. '12 as comparison (assuming the front engine config is the same as 08), looks like you can pull the compressor and probably also the lower idler beneath it.... the new belt would then travel from the alternator pulley directly to the drive pulley. May be able to keep the lower idler but don't think you can leave the compressor in place.
    Suggestion: Permanently MARK the original serpentine belt Before you remove it. Mark it on the low point of the drive pulley, say 6 o'clock and mark the belt at the 12 o'clock on the ALTERNATOR pulley. This allows measure of the length of the belt used for the a/c, from specific points on the drive pulley to the alternator pulley with the a/c equipment in the way.
    Then when the parts are off, use a flexible measure to measure the new length from same points on the ac pulley to drive pulley. Subtract from the original belt marks, and that's the length to reduce the replacement belt by..
    Got to mark it BEFORE parts removal as you want the tensioner in to show installed length.
    No additional parts should be needed.
    Good Luck.
     
  18. Jun 28, 2014 at 7:34 PM
    #18
    Jimmyh

    Jimmyh Well-Known Member

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    What would that point be exactly?

    For many many many years cars did not have the defroster mode connected to the AC System at all.
     
  19. Jun 28, 2014 at 9:01 PM
    #19
    calmwaters3030

    calmwaters3030 [OP] Member

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    Yes I will identify where the sound is coming from first then decide what I will do to fix the problem. They sell bypass pulleys for othere vehicles, Just wondering if anyone has heard of any for Tacomas.
     
  20. Jun 28, 2014 at 9:02 PM
    #20
    username

    username Fluffer

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    I'd bet it's not the A/C but an idler. If you unplug the electrical connector at the pump it will just free wheel and will not engage. It has an electric clutch in it.
     

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