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2001 tacoma timing issues

Discussion in '1st Gen. Tacomas (1995-2004)' started by plumislandstriper, Nov 7, 2011.

  1. Nov 7, 2011 at 6:47 PM
    #1
    plumislandstriper

    plumislandstriper [OP] Member

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    So got myself into a pickle. changing timing belt on truck and everything line up perfectly and new belt looked great but after turning engine over several time by hand i realized that though my cam marks and crank marks lined up great at tdc the belt marks moved one tooth evry time i brought crank back around to tdc. am i correct in assuming there is an issue and if so whats the fix.
     
  2. Nov 7, 2011 at 6:53 PM
    #2
    fidencio74

    fidencio74 Well-Known Member

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    as long as the cams and crank shaft lines up with the marks you are fine, the marks on the belt are just for start point. I just did mine and ran into the same problem but the truck is running perfect.
     
  3. Nov 7, 2011 at 6:59 PM
    #3
    plumislandstriper

    plumislandstriper [OP] Member

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    it started an ran fine for 20 minutes, i burped the system and topped off all fluids and went on test drive and it seems now to be knocking a little like a diesel truck. oh and it started to over heat
     
  4. Nov 7, 2011 at 7:02 PM
    #4
    fidencio74

    fidencio74 Well-Known Member

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    it was already there. I had the same issue about the knocking sound but it has been fine. I even took the truck to a mechanic and he told me that the sound is normal for the trucks and I wasn't going to be able to get rid of it. You won't notice it in a couple of days. I don't know about the over heat issue, That sounds like a problem but I don't think that is timing belt related. Did you replace the thermostat and water pump?

    any water leaks?
     
  5. Nov 7, 2011 at 7:07 PM
    #5
    plumislandstriper

    plumislandstriper [OP] Member

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    yeah i replaced water pump, tensioner, both idler pulleys and thermostat. the truck never knocked before i did the belt so im assuming that it has to be something i did, check engine light came on too so i figured maybe knock sensor unplugged but it didnt. Im now confused as to what to do next.
     
  6. Nov 7, 2011 at 7:09 PM
    #6
    fidencio74

    fidencio74 Well-Known Member

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    Did the cams move when you were installing the belt?
     
  7. Nov 7, 2011 at 7:12 PM
    #7
    plumislandstriper

    plumislandstriper [OP] Member

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    no i was very careful about the camshaft marks and quadruple checked my work
     
  8. Nov 7, 2011 at 7:15 PM
    #8
    fidencio74

    fidencio74 Well-Known Member

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    Are you sure that you don't have any water leaks? Did you install the thermostat gasket around it? Did you buy everything from the dealer?
     
  9. Nov 7, 2011 at 7:22 PM
    #9
    plumislandstriper

    plumislandstriper [OP] Member

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    the overheating issue is most likely an easy fix, my main concern is the dieseling sound and the check engine light. I work in a garage so guess ill attempt driving it to work and putting it on the scanner
     

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