How to Properly Bleed a Subaru Cooling System!!

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  • เผยแพร่เมื่อ 20 พ.ย. 2024

ความคิดเห็น • 78

  • @jpklein4609
    @jpklein4609 ปีที่แล้ว +7

    I guess theres more than one way to skin a cat huh. The subaru fsm on the liberty with the ej255 turbo motor says the fill the coolant system from the expansion tank, then place both radiator caps back on and start the car. You then rev the car to 2000 rpm 6 times then turn it off and wait a little before taking off the radiator cap and then filling it back to the top. You do that a few times till the level stops dropping and then with both radiator caps on you start the car with the heater on as high as it will go with the fan set on one and then rev it between 2 and 3000 rpm until the radiator fan spins and then stops. Apparently it helps to have the front of the car elevated as it allow the air out of the heater core better (heard this on the australian liberty forums). I did this today switching from penrite purple back to OEM green as the purple had started to become discoloured with age. Ive seen some people use a funnel but (atleast according to the FSM) this is not necessary.

    • @jpklein4609
      @jpklein4609 ปีที่แล้ว

      the liberties, atleast here in australia, have a line leading from the top of the expansion tank to the overflow tank at the front, I am assuming any air trapped in the system makes its way up through that hole, through the pipe and into the overflow. Also the FSM says to fill the overflow (plastic reservoir at the front) with coolant before attempting to bleed.

    • @jpklein4609
      @jpklein4609 ปีที่แล้ว +1

      I aint a mechanic or anything but I did this today and then ripped it around the neighborhood for about 10 minutes after letting idle to temp and it didnt overheat and the heater core got the care boiling hot so I am assuming all the air is out of the system.

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      The way you did it sounds like it would work, I think the special Funnel works in the same way as the method you did without having to take the cap on and off. There is always more than one way to do things but sometimes the "subaru way" is a bit complicated. As long as it works it doesn't matter how you did it. Glad it worked for you and thanks for informing me on another method that works.

  • @dennislindstrom4616
    @dennislindstrom4616 หลายเดือนก่อน

    LOVE YOUR VIDEOS I HAVE A 2005 Subaru outback keeps over heating don't no why

    • @SWSpeedCo
      @SWSpeedCo  หลายเดือนก่อน

      Thank you! I hope you can figure out your car troubles

  • @RicondaRacing
    @RicondaRacing 10 หลายเดือนก่อน +1

    I just did head gaskets with the Athena firelock gaskets. I'm having intermittent heatercore issues with not blowing hot. It also will start to overheat after a while

    • @SWSpeedCo
      @SWSpeedCo  10 หลายเดือนก่อน

      Did you perform the coolant bleed with the heater on full blast?

    • @JOATJESSE
      @JOATJESSE 6 หลายเดือนก่อน

      Is your thermostat closing all the way? If it doesn't close completely then it takes much much longer to get the heat core warm, and it may never get warm if it's insanely cold out and it can cool down quickly if it does get warm and never get warm again if you're car is constantly moving.
      The thermostat must close fully and open fully. Ensure your bleeder is in the correct position (usually 12 o'clock) and make sure the thermostat gasket is properly aligned so the bleed doesn't get stuck on it. Some companies gaskets can interfere with the bleeder if the gasket it not 100% aligned.
      You could also have a blocked heater core.
      The cooling system has quite a few variables and some of them, like the water pump, are a nightmare to get to.

  • @jamesdalton09
    @jamesdalton09 ปีที่แล้ว +5

    Great video love your car

  • @jdbbs1
    @jdbbs1 ปีที่แล้ว

    Awesome video brother… I subscribed. Just a quick question do you have a video on how to flush out the system? I want to go from green to super blue with conditioner I know 09 Legacy.

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว

      Thank you! I do not have a video on how to flush the system but I'm sure someone else has made one on TH-cam.

  • @mnbvlkjhgpoiuyt
    @mnbvlkjhgpoiuyt ปีที่แล้ว +2

    thanks, great video, easy to follow, subscribed

  • @E85_STI
    @E85_STI ปีที่แล้ว

    I need to make a video on how to burp it but with the coolant expansion delete. I removed mine because I don’t need it.

  • @saki10man
    @saki10man ปีที่แล้ว

    ⁠ ​​⁠ @SWSpeedCo great video bro. I did this bleed about 1 year ago after putting in a metal head gasket and ARP studs. After extensive bleeding and back flushing I still get overheating on hot summer days. I used super blue coolant and conditioner from Subaru. Any ideas what I can do to stop the overheating?? Koyo radiator?? AnotherSubaru thermostat?? Another bleed?? Thanks for the great videos.

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +2

      If you are still having overheating problems is sounds like something may be blocked up in your coolant system. It would probably be best to start with the cheapest thing and get a new thermostat . If that doesn't work then try a radiator or water pump but my guess would be thermostat.

    • @saki10man
      @saki10man ปีที่แล้ว

      @@SWSpeedCo I’m gonna start with a new thermostat and radiator. This has been going on for 2 years now. Thanks!

  • @jessebiondi846
    @jessebiondi846 หลายเดือนก่อน

    2 questions. Do u have to wait for the car to cool down to take that funnel off? Also, after this process and running the car, should the coolant level in the expansion tank be filled to the top when the motor is cold ? Thanks in advance.

    • @SWSpeedCo
      @SWSpeedCo  หลายเดือนก่อน

      You don't need to wait till it is cold to remove the Funnel, just be careful not to burn yourself if the coolant is hot. I like to fill the overflow reservoir to the cold level when cold before starting the process, I will top it off when it is at operating temperature if it is below the hot level

  • @stalekristiansen2942
    @stalekristiansen2942 8 หลายเดือนก่อน +1

    Im trying to do it like you, but my coolant keeps running down and dont stop, and the white tank gets overfilled and it goes out of the tank…..what do I do wrong?(sorry for bad English)

    • @TastyCycle
      @TastyCycle 2 หลายเดือนก่อน

      Im having same issue, thermostat is new, hoses secured, new radiator. Keeps overfilling the resevoir.

    • @jessebiondi846
      @jessebiondi846 หลายเดือนก่อน

      Any resolution to this issue? Not sure but Thought I might have a similar issue. Setting up for a thermostat and new radiator/ expansion tank caps.

    • @vidmantask.4400
      @vidmantask.4400 หลายเดือนก่อน

      @@jessebiondi846 Faulty radiator cap?

    • @stalekristiansen2942
      @stalekristiansen2942 หลายเดือนก่อน

      @@jessebiondi846it was a faulty radiator cap

    • @stalekristiansen2942
      @stalekristiansen2942 หลายเดือนก่อน

      @@TastyCycleI changed the radiator cap, and this resolved the problem, but now i got problems with the heater core 😝 I tried to flush the heater core, it helped a little it is warmer, but still not perfect😔 I think i need to flush it more, maby put dishwasher cleaner tabs in boiling hot water, and pour it in the heater core, plug it and let it sit for 3-4 hours before flush it again with boiling hot water and then bleed the whole system for air.

  • @Johnbetty46
    @Johnbetty46 4 หลายเดือนก่อน

    Why should the reservoir be empty when bleeding? And do you fill that up after it’s done ?
    I’ve got a 2.0 Impreza so filling from the top of the radiator

    • @SWSpeedCo
      @SWSpeedCo  4 หลายเดือนก่อน +1

      I dont know if it needs to be empty but it's not a good place to fill from because it's just an overflow reservoir. The best place to fill is the highest point in the system to allow air to be replaced with coolant. Which in your case would be the radiator. I dont think it would be a problem to add coolant to the overflow reservoir you just need to leave room for expansion. Hope that answers your question.

  • @tintin3g
    @tintin3g 5 หลายเดือนก่อน

    Was the existing coolant drained? or did you pour fresh over existing in this tutorial? Cheers!

    • @SWSpeedCo
      @SWSpeedCo  5 หลายเดือนก่อน

      I just added coolant to the existing stuff

  • @zachwhite9203
    @zachwhite9203 4 หลายเดือนก่อน +1

    After a week or so my subura will throw coolent out of the top of the overflow. It's not sucking the coolent back into the system. I've had both the engine and coolant pressure tested both checked fine. Can you help me with this I've been fighting this for 2 months. Thanks

    • @aaronwashburn2738
      @aaronwashburn2738 4 หลายเดือนก่อน

      Same here ugh

    • @SWSpeedCo
      @SWSpeedCo  4 หลายเดือนก่อน +1

      Is your car overheating when this happens? Are you using coolant or just water? If I had to guess based on the information I have, i would say that the hose or nipple going from your radiator to the overflow may have a partial blockage. The reason I think this is because the pressure from the car being hot is enough to push the coolant past the partial blockage but the vacuum when the car cools can't pull it back through the blockage. Like its almost like there is a check valve keeping the coolant from going back into the system

    • @aaronwashburn2738
      @aaronwashburn2738 4 หลายเดือนก่อน

      @@SWSpeedCo no overheating and overflow hose has no blockage. I have an 07' Forester X non-turbo

    • @zachwhite9203
      @zachwhite9203 4 หลายเดือนก่อน

      I've already took all the lines off. Blew air thru them. It's got a new radiator new too and bottom hose. New thermostat new heat sensor. Every few days I have to pump it outta the overflow back into the system if not it will blow it out the overflow.

    • @SWSpeedCo
      @SWSpeedCo  4 หลายเดือนก่อน

      @zachwhite9203 what about the radiator cap? If it is not functioning properly it won't let the coolant back in. And what is the brand of the replacement parts you installed?

  • @mwngw
    @mwngw ปีที่แล้ว

    Is it ok to mix blue coolant and green coolant? What might happen if all the air is not burped?

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +2

      You should not mix different coolant types. If the air is not burped properly you can have trapped air pockets that won't cool effectively

  • @CoolioAlert
    @CoolioAlert ปีที่แล้ว +1

    How long did the bleed process take?

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      Start to finish about an hour.

  • @nicklindsay-abaire9782
    @nicklindsay-abaire9782 ปีที่แล้ว

    Yo what intercooler is that? I struggle every single time to get my top mount back in place bc of the damn turbo outlet pipe being such a pain to get around the backside of the turbo. This one seems to have fixed that with the wrap around piping, no?

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      This one can be a pain to install on the throttle body side but the turbo inlet side is easy. This is a grimmspeed top mount intercooler.

    • @nicklindsay-abaire9782
      @nicklindsay-abaire9782 ปีที่แล้ว

      @@SWSpeedCo thanks yoo

  • @missyshaffer1321
    @missyshaffer1321 ปีที่แล้ว

    I recently replaced my radiator on my 2005 Subaru outback wagon. I am having to add water often. Did my mechanic NOT burp it? Could that be the issue? PLEASE HELP.

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      If you don't burp the system, it only really affects the cooling efficiency. It's possible that he didn't burp it and the air bubble is working its way out naturally and you are just having to replace the coolant that replaced the air bubble. If you have white exhaust smoke when the car is warmed up and it smells funny you may be burning coolant. Best thing to do is just keep an I on it.

  • @Appliedscienceguy
    @Appliedscienceguy ปีที่แล้ว

    Who makes the funnel,gotta get one!

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว

      I can't remember the brand but I got it on Amazon
      You just have to surch "no mess coolant funnel"

  • @atetraxx
    @atetraxx ปีที่แล้ว

    Did you use Subaru super coolant?

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว

      I just used regular prestone green coolant

  • @centerearth
    @centerearth ปีที่แล้ว

    Great video man! And beautiful car keep up the videography.

  • @donnietalks
    @donnietalks 6 หลายเดือนก่อน

    Where did you get the intercooler?

    • @SWSpeedCo
      @SWSpeedCo  6 หลายเดือนก่อน

      It's a grimmspeed top mount intercooler!

  • @whysoserious514
    @whysoserious514 11 หลายเดือนก่อน

    Thank you 👍👍👍👍👍👍👍👍👍👍

  • @katom2111
    @katom2111 ปีที่แล้ว

    I keep loosing coolent in my lib. And most of it ends up in the Reservoir or disappeared. And my brother lost the funnal any other way I could do it? A new funnal like 120 in Australia

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว

      Might be doable with a normal funnal if you keep it toped up. There might be a video on youtube on how to do it without a fancy funnal.

    • @Dis777Ease
      @Dis777Ease ปีที่แล้ว

      What? Why do we need this funnel…. I’m about to just use some random ass funnel if I find one, otherwise I’ll just jimmy rig a funnel out of cardboard or something..
      I’m not a car guy but fuck it, should work the same.
      I have to change it now because I didn’t know you can’t mix rad fluids, but my dads burning winter antifreeze fluid and I mixed it with 50/50 so I’m gunna change it now before something bad happens.
      I don’t think the funnel matters that much, just go until the reservoir is above empty right? I don’t fucking know but that’s what I’m gunna do ….

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      Worth a try, the fancy funnel just makes things easier

    • @Dis777Ease
      @Dis777Ease ปีที่แล้ว

      @@SWSpeedCo yeah I’m just worried because I see some people just draining it and filling her back up, some people flushing it, some people testing the fluid with some kinda device after they put the fluid in.
      Some people are taking whole compartments of whatever the heck off the radiator and being super cautious with flushing distilled water and shit. And some people are just flushing it with literal dirt water…..
      Like what the fuck am I over thinking this ? I got a 2016 subaru legacy 2016 3.6r and I don’t want to fuck it up.

    • @katom2111
      @katom2111 ปีที่แล้ว +1

      @@Dis777Ease I think it mainly for letting the air bobbles to come out plus not making a mess of coolent everywhere as so don't want it on the ground for pets to go drink.

  • @rpdallast5965
    @rpdallast5965 ปีที่แล้ว

    What oil do you put in your car?

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว

      Castrol Edge full synthetic 10w40

    • @rpdallast5965
      @rpdallast5965 ปีที่แล้ว

      @@SWSpeedCo If IM getting some valve slap should i use thicker oil

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว

      Subarus are a bit noise so if it's a stock block I would run 5w40,

    • @rpdallast5965
      @rpdallast5965 ปีที่แล้ว

      @@SWSpeedCo Its a built motor with stage 2 GSC cams

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      Depending on your bearing clearance you would probably be good with 10w40 or higher. I have slightly larger rod bearing clearance and stock crank clearance. I also have stage 2 cams from Brian Crower with double valve springs and it makes a bit of noise which is just kind of the nature of big cams and stiff springs

  • @beansinacan500
    @beansinacan500 5 หลายเดือนก่อน

    Thanks g.

  • @poudrecanyonbiker
    @poudrecanyonbiker ปีที่แล้ว

    Where did you get your guage pod on the dash?

    • @SWSpeedCo
      @SWSpeedCo  ปีที่แล้ว +1

      I can't remember exactly, I think I got it on ebay. It's made for a 06-07 wrx I believe but I cut a hole in the dash and blended it in with bondo before I flocked the dash