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Leaking Coolant

Discussion in '1st Gen Tundras (2000-2006)' started by holmesgth, Apr 14, 2025.

  1. Apr 14, 2025 at 1:05 PM
    #1
    holmesgth

    holmesgth [OP] New Member

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    Leaking something clear looking from this hose near oil filter…doesn’t smell like oil I’m thinking coolant? Dripping like crazy

    IMG_9458.png
     
    Last edited: Apr 14, 2025
  2. Apr 14, 2025 at 3:10 PM
    #2
    ATBAV8

    ATBAV8 New Member

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    What exactly are we supposed to be looking at here? Was this supposed to be a video? Maybe try again.
     
  3. Apr 14, 2025 at 3:18 PM
    #3
    holmesgth

    holmesgth [OP] New Member

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  4. Apr 14, 2025 at 3:23 PM
    #4
    ATBAV8

    ATBAV8 New Member

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    More than likely coolant, however Toyota coolant is either pink or red. What color is the coolant in your radiator/overflow tank?
     
    w666 likes this.
  5. Apr 14, 2025 at 3:25 PM
    #5
    holmesgth

    holmesgth [OP] New Member

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    Level is low which is another sign I guess but what’s left is clear looking. Could it be as easy as clamping this hose tighter?
     
  6. Apr 14, 2025 at 3:29 PM
    #6
    ATBAV8

    ATBAV8 New Member

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    I would say no. It looks like it's leaking before the clamp. Which means the hose is bad. Also, you're probably going to want to flush that coolant out and put the correct stuff in.
     
  7. Apr 14, 2025 at 3:31 PM
    #7
    holmesgth

    holmesgth [OP] New Member

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    Only use Toyota OEM? Pink
     
  8. Apr 14, 2025 at 3:34 PM
    #8
    holmesgth

    holmesgth [OP] New Member

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    You know what particular hose is needed for that?
     
  9. Apr 14, 2025 at 3:36 PM
    #9
    Tundra2

    Tundra2 Zoinked

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    That hose goes from the oil cooler, to a hose barb on the drivers side of the engine block. Should be stupid easy to replace
     
  10. Apr 14, 2025 at 3:37 PM
    #10
    ATBAV8

    ATBAV8 New Member

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    Ideally yes, but I use Zerex Asian 50/50. Whatever you use, MAKE SURE you get a full flush. You don't want to be mixing different coolants.
     
    Tundra2 likes this.
  11. Apr 14, 2025 at 3:37 PM
    #11
    Tundra2

    Tundra2 Zoinked

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    Word :hattip:
     
  12. Apr 14, 2025 at 3:41 PM
    #12
    ATBAV8

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  13. Apr 14, 2025 at 5:41 PM
    #13
    bfunke

    bfunke Tundra Curmudgeon

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    I just bought new hoses for my 2000 AC 4.7:

    2000 Tundra Coolant Hoses

    16571-0F010 radiator hose inlet upper

    16572-0F010 radiator hose outlet lower

    16261-50090 water bypass hose to right side of front water crossover pipe

    Oil Cooler Group
    16295-50060 hose water bypass #7 throttle body top to oil cooler pipe

    16281-50030 hose water bypass #4 to oil cooler top

    16282-50070 hose water bypass #5 to oil cooler lower

    15777-50060 hose oil cooler

    Heater Hoses
    87245-0C040 hose heater water inlet A


    87245-0C010 hose heater water inlet E

    87245-0C050 hoe heater water outlet


    15692-50020 Figure 8 Gasket Oil Cooler
     
    tvpierce and holmesgth[OP] like this.
  14. Apr 14, 2025 at 5:44 PM
    #14
    holmesgth

    holmesgth [OP] New Member

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    Got off work and was able to tighten it up and no more leak so far
     
    Dook55 likes this.

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