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'Help with 05 tacoma valve cover leak

Discussion in '2nd Gen. Tacomas (2005-2015)' started by Reymundo88, Jan 4, 2015.

  1. Jan 4, 2015 at 7:10 PM
    #1
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    I noticed that my valve covers have a small leak in the front of the engine. I've had to pour in about half a quart over a 8k mile period, not much but my truck only has 139k miles, on both sides it seems to be leaking from the same spot. My question, is there an additive that I can add to stop the leak or would it be best to replace the valve cover gaskets? Has anybody had this issue before and if so what solution worked best for you?
     
  2. Jan 4, 2015 at 7:24 PM
    #2
    BlueT

    BlueT Well-Known Member

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    I moded 1999 Taco so much it had turned to Land Cruiser
    All gaskets and seals at some point will start leaking, its best to replace them when they do. Valve cover is not hard job. Dont add any additives
     
  3. Jan 4, 2015 at 7:34 PM
    #3
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    Yeah I know, don't like to take short cuts when it comes to doing repairs on my truck but just wanted some feedback from anybody that had done this type of repair themselves before. Thanks either way.
     
  4. Jan 4, 2015 at 7:42 PM
    #4
    BlueT

    BlueT Well-Known Member

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    I moded 1999 Taco so much it had turned to Land Cruiser
    I did couple valve covers on multiple cars, I dont like leaks for no reason.
    Thats why I said its easy job no reason for additives.
     
  5. Jan 4, 2015 at 7:42 PM
    #5
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    What's the plenum gasket for/located?
     
  6. Jan 4, 2015 at 7:45 PM
    #6
    L J

    L J Well-Known Member

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    You probably have the timing cover leak. Had mine fixed while still under warranty. They replaced my waterpump at the same time.
     
  7. Jan 4, 2015 at 7:48 PM
    #7
    adriancast

    adriancast Well-Known Member

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    Pics?
     
  8. Jan 4, 2015 at 7:57 PM
    #8
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    I will try to post some up in a bit.
     
  9. Jan 4, 2015 at 8:09 PM
    #9
    adriancast

    adriancast Well-Known Member

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    I just noticed mine a while ago. Thought it was from the oil dip stick at first. Here are some pics before I wiped it down. I'll get some more pics tomorrow. Now has 500 miles after I wiped it clean.

    150,500 miles

    [​IMG]

    [​IMG]
     
    Last edited: Jan 4, 2015
  10. Jan 4, 2015 at 8:32 PM
    #10
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    here are the pics,

    20150104_220450[1].jpg
    20150104_220625.jpg
    20150104_220539.jpg
     
  11. Jan 4, 2015 at 8:50 PM
    #11
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    I believe I might have a power steering pump leak as well
     
  12. Jan 4, 2015 at 8:57 PM
    #12
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    Heres from the drivers side

    20150104_220404.jpg
    20150104_220252.jpg
     
  13. Jan 4, 2015 at 9:10 PM
    #13
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    Does it look like a valve cover gasket issue or timing cover gasket issue? Well either way im going to clean it all off and see if I can distinguish where it originated from. Thank you all for the pics/help and any additional advice or solution is appreciated
     
  14. Jan 5, 2015 at 9:27 AM
    #14
    BlueT

    BlueT Well-Known Member

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    I moded 1999 Taco so much it had turned to Land Cruiser
    Both. It looks like you have small valve cover leak and timing cover leak as well.
     
  15. Jan 5, 2015 at 9:29 AM
    #15
    08TacoTrD

    08TacoTrD Well-Known Member

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    I had that and I re-torqued the bolts and the leak hasn't come back. Try cleaning it and tightening the bolts down.
     
  16. Jan 5, 2015 at 11:49 AM
    #16
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    Wow, thanks you guys. Great input and info, definitely will clean it up and monitor it. Really do appreciate the advice and help.☺
     
  17. Jan 5, 2015 at 11:52 AM
    #17
    Reymundo88

    Reymundo88 [OP] Well-Known Member

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    Installed K&N Cold Air Intake
    Btw, 08TacoTrD do you recall the torque amount for the bolts and are you referring to all of the valve cover bolts or all of the timing cover bolts?
     
  18. Jan 5, 2015 at 12:36 PM
    #18
    adriancast

    adriancast Well-Known Member

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    -2.5 Donahoe Coilovers -All Pro Standard Leaf Pack -All Pro U Bolt Flip Kit -Front/RearWheeler Super Bumps -Extended rear Bilstein 5100s -Flowmaster 40 Series -All Pro IFS Skid -All Pro Transmission Skid -Bruteforce Hybrid Bumper -30" Double Row LED bar -400 Watt Anytime -TRD Seat Covers -ABS Kill Switch -Locking Center Console Mod -Rear Differential Breather -BHLM -Anytime Fog Light Mod -Toyota Hilux Snorkel
    This is about 500 miles after I cleaned it. Just took the pics.

    [​IMG]

    [​IMG]
     
  19. Jan 5, 2015 at 3:45 PM
    #19
    Fenwick1993

    Fenwick1993 Hillbilly

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    Stonewall is the fattest 5 lug slug ever
    Just do new gaskets. I don't recommend using sealing additives.
     
  20. Jan 5, 2015 at 3:51 PM
    #20
    DeeKay21

    DeeKay21 Lieutenant Dan.

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    X2. I had my 2006 repaired under warranty in 2009. I believe they had to lift the engine to fix the problem so it wasnt a quick fix.
     

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