Ported Stihl MS400 MTronic reset and problem found

Пікірлер: 89

  • @Aaron_A_Lynch
    @Aaron_A_Lynch6 ай бұрын

    Some people just ain’t built to runs stihls😂😂

  • @JandSChainsaw

    @JandSChainsaw

    6 ай бұрын

    🤣 😂

  • @SaltyMike396

    @SaltyMike396

    6 ай бұрын

    Exactly!

  • @walkerscountrylife
    @walkerscountrylife6 ай бұрын

    That thing runs hard! Sort that airleak and she'll be golden. All saws have their pluses and minuses, i think stihl are way ahead on power to weight, but i always seem to prefer husky ergonomics and balance. Keep at it man 👍

  • @DaveyBlue32

    @DaveyBlue32

    6 ай бұрын

    Yeah man!!! She’s a absolute beast and with her air leak sealed she’s most likely going to be able to tune!!!

  • @jds7438
    @jds74386 ай бұрын

    Buy it, run it, don't fuck with it..😂

  • @dubbssawshop
    @dubbssawshop6 ай бұрын

    Yea...I've never been a fan of the 10 step reset, they just need a reset button, how hard would that be. 👍🏻 you'll get it sealed up and running like it should be!!!

  • @christopherlehman4045
    @christopherlehman40456 ай бұрын

    As much as you despise the mtronic as much as you have ran that saw with the leak odds are it saved the piston for you.

  • @Houseworksaws
    @Houseworksaws6 ай бұрын

    You can hear it hunting at idle.. It’s trying to correct itself.

  • @timmaurer3038
    @timmaurer30382 ай бұрын

    I’ve had no issues with mine? It rips! Full chisel and easy on the rakers and I never bog, but I also keep it in the power band during the cut. Seems like your chain is hungry and needing some big torque! Good luck!

  • @dgoodman1484
    @dgoodman14846 ай бұрын

    It’s all about HP to weight and the Stihl 400 & 500 lead the league. Unfortunately it looks like they just made it a little to light. Cool you’re getting it narrowed down regardless! 👍🏼

  • @christopherlehman4045
    @christopherlehman40456 ай бұрын

    The intake boot is molded rubber around a metal plate, odds are an intake screw got left a little loose by accident and it vibrated further out causing it to leak more. The boot is the same as a 362 boot and I’ve never had one of them leak. As far as the design of the boot it attaches to the cylinder very similarly to a husky 562 boot.

  • @towboat101
    @towboat1015 ай бұрын

    Sounds like a freaking beast

  • @terjegrndal4843
    @terjegrndal48436 ай бұрын

    You are slowly becoming a Stihl fan❤😂You neighbours see you lurkinaround in the neighborhud patting a still 162 trying to get that sucker to fell asleap😂😂

  • @barney1941
    @barney19416 ай бұрын

    how does a different tooth sprocket effect reset?

  • @andyprice4696
    @andyprice46966 ай бұрын

    Air leak seems real small. Once that issue is resolved, make sure to use threadlock on the bolts. Would you be able to use a piece of thin gasket? I’ve seen those sheets of performance base gasket material that is 3 thou thick. Might be perfect for this application. Either that or just a light coat of motoseal. Once sealed up, do that reset process again and I bet she will be running sweet. I would also probably go for a chain with a bit less grab to it. You’ll get it running good.

  • @davidfenton3910
    @davidfenton39105 ай бұрын

    Yep. The more I see on YT the more I think a lot of it is advertising and antitising (i.e. bashing competitors/top products) while posing as grass roots. So good to see this vid is definitely not scripted from an opening false phone call. sincerely d

  • @tedneitzel
    @tedneitzel6 ай бұрын

    Thing ripps though for sure! Hope you get it figured out so you can actually enjoy it!

  • @oldcodger1929
    @oldcodger19296 ай бұрын

    Definitely an important but I will still never own one. Congrats on your patience Boedy.😊

  • @garengtutorial8923
    @garengtutorial89236 ай бұрын

    Mantap bro

  • @Mightycaptain
    @Mightycaptain5 ай бұрын

    I tell you what though. That thing is a little monster. Hope you that straightened out looks like it will be great lightweight fire wood saw for sure. 😊

  • @aaronneher4860
    @aaronneher48606 ай бұрын

    I’m a stihl fan but never owned anything that didn’t start with a 0. Those 0 series were reliable. It’s a shame the m-tronic can’t compare

  • @DaveyBlue32

    @DaveyBlue32

    6 ай бұрын

    Absolutely brother! When a professional tree guy can’t diagnose and possibly repair his own work saw and needs to take it to the dealership??? They lost their focus! The old O-series were just absolutely rugged and dependable tools my only issue with the auto tune models is that they didn’t design in a selector so that a professional could tune 500-800 rpm’s rich… that is what allows that decade plus of professional work life cycle from a professional level tool. They should offer you a basic reading and reset software package with the professional saw’s so you can just use your laptop instead of needing to waste your time taking your equipment into a dealer… I try to use the simplest systems so you don’t have unnecessary downtime…

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    Mtronic isn’t that complicated, also overall very reliable and actually saves many saws that do develop an air leak from blowing up. I actually work on a bunch of saws for different tree services and he has standard carb and mtronic 362’s several that are 10 years old and I haven’t even changed a solenoid on the carb.

  • @DaveyBlue32

    @DaveyBlue32

    6 ай бұрын

    @@christopherlehman4045 I just wish you could test them with the ohm meter or something like that and know if you have a good part or not… I’ve got 5? 261cm’s from my two different tree company buds and I basically need to take them to a shop and pay $60 bucks apiece for the diagnostic reading… heck… that’s $300 bucks to find out what is good before I can start a builder project… that’s kinda P-ed me off with the electronic stuff??? But I did switch the company to my 38:1 type mixture with a good semisynthetic oil and the 261’s have definitely started running much better and stronger with some extra oil in their mix…. It’s not that I don’t like them I hate being tied to that dealer… or I’m driving 45 minutes each direction to get to my buddies place???

  • @aaronneher4860

    @aaronneher4860

    6 ай бұрын

    @@DaveyBlue32 I have heard that the m-tronic and autotune will run sometimes when it shouldn’t. Like what was said, they can compensate for an air leak. My mechanic has a love hate relation with them. Loves how they automatically tune, hates how they’ll run around an air leak.

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    You don’t really have to have the scanner most of the time on an mtronic, Buy one or two solenoids to go through and test the saws. The most common failure on an mtronic saw is a worn solenoid from dirty fuel. Also make sure to use the orange filter and change it regularly. So on all those saws make sure their air tight, clean carb and install a diaphragm kit and new solenoid. See how it gos if the new solenoid doesn’t make them work try same one in next saw.

  • @Aaron_A_Lynch
    @Aaron_A_Lynch6 ай бұрын

    As much said a pain in the ass the reset is I don’t think that’s the problem

  • @wayneanderson991

    @wayneanderson991

    6 ай бұрын

    I agree! Air leak fix is needed to get a true reading on saw performance.

  • @MrJeepfreak1972
    @MrJeepfreak19726 ай бұрын

    "Sorry Stihl guys" lol. It didn't have an air leak before you sent it off to be ported...

  • @novicelumberjack

    @novicelumberjack

    6 ай бұрын

    No, it didn't. But when the intake is so pathetic that it can't be taken apart and reassembled without warping... That's a problem. Their Mtronic is a piss-poor design that is known to have difficulty responding to mods, a complete disaster, and nonsensical reset procedure with no means to update besides replacement... but oh no, it was clearly either my fault for choosing to modify it or Ethans fault for messing up a perfectly good saw. Right? No. Neither of those things is true. It's a finicky fucking saw that is over-hyped and Stihl is a marketing company that has done a fantastic job and making folks like you hold them in high esteem. LOL, hahaha. You are such a comedian. Can't believe you made such an oversight. Now go on and tell me some other bullshit about you liking them all and I'm biased, bla bla bla. You've always got some bullshit to say and I'm getting sick of it. I can't believe you're trying to pin this on anyone other than Stihl. If you can't tighten the carb bolts as you normally do without warping the flange, that's pathetic. You should be ashamed for suggesting it was because we modified it. Downright pisses me off.

  • @joec9680

    @joec9680

    6 ай бұрын

    I would call this German excellence! Like Mercedes Benz, great when they work but an absolute nightmare when they don’t.

  • @MrJeepfreak1972

    @MrJeepfreak1972

    6 ай бұрын

    @@novicelumberjack 😂

  • @weilfast

    @weilfast

    6 ай бұрын

    I own a whole fleet of 046, 066, and 660. Bought em all new over 20 years ago, most have thousands of hours. With a minimal amount of wear items replaced. These saws all run great. Alot more than can be said about my dad, and nephews m tronic junk that has constant problems, with way less run time. I will never own m tronic.

  • @mucccvhorob4596

    @mucccvhorob4596

    6 ай бұрын

    @@novicelumberjackwhat u said about stihl marketing is spot on. Plenty of people fall for it.

  • @jgreene70
    @jgreene706 ай бұрын

    This is a saw that I have been curious about. I just use saws for firewood and farm cleanup. I have small fascination with them. lol I have a ported 7900, makita 5000, husq 550xp mkII. So prob not worth it for me to spend the money on one other than just to answer if it’s worth it. I haven’t owned a newer Stihl seems I migrate more towards my Husq and Dolmar. We have an MS461 at work and I just don’t love that saw.

  • @robert4027
    @robert402725 күн бұрын

    haaa. that saw is an animal 💪💪

  • @user-tu6pi3fv3g
    @user-tu6pi3fv3gАй бұрын

    I recently got a 400 cm recently. I thought to myself this thing doesn't oil much. So look ed around on you tube and found your videos. Got me a high output oiler ordered. Thanks for all your videos. There the best out there. So do prefer the 20 or 25 light bar. I'm thinking about going to a 25 light. Do you it will do ok and do think changing from .063 to .50 is ok. What's the specs on yours

  • @coreycorp7048
    @coreycorp70486 ай бұрын

    I have some basicly new oem walbros and coils from ms391-311’s that blew up in a month or less if you want to do a mtronic delete.

  • @jens5934
    @jens59342 ай бұрын

    The M-tronic also has a manual idle adjustment screw that may be helpful in this situation.

  • @novicelumberjack

    @novicelumberjack

    2 ай бұрын

    Really? I just checked and didn't see one. Is it one of those that are buried and needs to be unplugged or something like that? Regardless, at this point I believe the carb is leaking around the throttle shaft and have just ordered a new one.

  • @jens5934

    @jens5934

    2 ай бұрын

    @@novicelumberjack Think they have these manual overrides so they can help with diagnostics when a saw has to run. Came across this vid kzread.info/dash/bejne/f4Gl2rt_mN2qj6Q.htmlsi=rTnVnub6R8usP4jT He mentioned it on the earlier Mtronic models, but might be worth checking if it’s there on the M3.0 versions. Good luck and greetings from Oz.

  • @michaelskelton1279
    @michaelskelton1279Ай бұрын

    The saw probably needs a muffler mod now because it needs to dispell the heat better and balanca out all the air your pushing in now ported, out more efficiently...

  • @ragercrepair9301
    @ragercrepair93016 ай бұрын

    I like the 400 platform but for the price I'd rather have the 7310 ported. I think it's a better saw just because it's simple and has a carb with manual settings. Also it has a stiffer antivibe for the longer bars. But the 400 has its own place in the line up. Once you get that air leak fixed, it will be a great bucking saw.

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    The echo is bigger you should be comparing the 462 carb saw at 72cc.

  • @ragercrepair9301

    @ragercrepair9301

    6 ай бұрын

    @@christopherlehman4045 OK the echo is 72ish cc, the stihl is 67 for over a grand...... I don't think I would say they are that far off in size. The 460 is a great saw and has adjustable carb which imo is better than electronic controlled 2 stroke period. The small engines don't need all that extra bullshit especially if you're going to port them. Much easier to modify a standard carb. As far as comparing the two, I still feel the 7310 is a better value beings a ported 7310 mops the floor with a stock 500i which is way more money than either the 400 or the 7310. All I was stating was dollar for dollar, I'd take the echo hands down. Be interesting to see what a ported 7310 does against the ms400.

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    It will probably beat it but like I said the 462 is the 7310 size and they make that great standard carb. Stock for stock the 7310 is the slowest and heaviest of the 72cc saws, and after all three are ported it’s still the slowest . The mtronic has no issues keeping up with a ported woods saw as long as the saws air tight. All in all a mtronic or autotune is still just a carb saw with much better fine tuning. Overly rich saw’s aren’t good either because of carbon build up and possibly carbon scoring.

  • @ragercrepair9301

    @ragercrepair9301

    6 ай бұрын

    @@christopherlehman4045 oh I don't disagree with that at all. That's one of the main reasons ever saw I have has a muffler mod. I just don't like the auto adjusting stuff. I never have. And the fact that you have to use torque specs to not crush and intake is also bullshit. The reset procedure is a joke. The saw should always be looking for the best idle and the best mid/top end performance automatically. I think they need to cut the bullshit out and use an air fuel ratio sensor to eliminate that problem as well. That's pretty much an oxygen sensor. If the would go with the like of the 500i with straight fuel injection, I would be more interested personally. When I bought my 800p I hated how slow it cut. Loads of torque, but no speed. I had Brisco port it and it's a completely different animal. So I agree the echo is the slowest in stock form. But the echos love the muffler mods and timing advances. After that, they keep up with anyone else for the most part. I see your point now that I read the last comments again. Lol. Sometimes I get ahead of myself.

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    The mtronic saws do compensate for muffler and port work rather well actually. And I’ve never torqued a 362 boot to a spec just tighten it down in a cross pattern. No leaks on any so far and the 400 uses same intake it has a plate molded into it just like a 562 husky so I think this is a fluke because they normally don’t leak. Maybe a screw didn’t get tightened by accident and slowly backed out causing more and more of an air leak. You can definitely hear the saw hunt at idle which is what an autotune/mtronic will do at idle while it’s trying to overcome an air leak.

  • @mechanech
    @mechanech6 ай бұрын

    Any machine is as good as the maintenance that it receives. No matter the manufacturer

  • @MrJeepfreak1972
    @MrJeepfreak19726 ай бұрын

    Chain still sounds to aggressive.

  • @DEEREguy1982
    @DEEREguy19826 ай бұрын

    That is one angry sounding saw!

  • @kylecromp319
    @kylecromp3196 ай бұрын

    Dont blame stihl. Blame who ever built the saw for not taking the time to prep or what ever needed to be done. You dont wanna go down the road with intakes not sealing. Like idk every 2 series husky EVER! Common now.

  • @z1berzerker
    @z1berzerker6 ай бұрын

    Wonder if you have an air leak or fuel line problem 🤔 not making sense... could be a faulty M-tronic 🤷

  • @DaveyBlue32
    @DaveyBlue326 ай бұрын

    Swing by the Motorcycle repair shop and grab the Threebond 1184 and glue that “BeeeOch!” together good and solid!!! She’s a freaking racehorse and she’s well worth the additional tweaking and the PITA!!! When she’s tight she’ll dial in then you will have several years of kicking azz and takin names and it’ll all be worth it!!!

  • @ericpecqueur790
    @ericpecqueur7906 ай бұрын

    Ne jamais mettre un conducteur de 2cv au volant d'une Ferrari 😅

  • @lumbearjack3722
    @lumbearjack37226 ай бұрын

    It was idling like it had an air leak, even the electric carbs do tell

  • @christophercollins3460
    @christophercollins34606 ай бұрын

    Hopefully it'll work right after the small air leak is fixed. It's a pretty sensitive saw with M tronic, good luck

  • @jimholz1102
    @jimholz11026 ай бұрын

    Too much work for a worksaw.

  • @nateolmsted899
    @nateolmsted8996 ай бұрын

    Yep you will not buy that at the Home Depot store

  • @barney1941
    @barney19416 ай бұрын

    STIHL told me the new 2024 ms400 has a fix for stall ELECTRIC START!

  • @alessioG7176
    @alessioG71766 ай бұрын

    after the reset sequence you did, there would be another 30 sec at idle, then it turns off on its own

  • @MrJeepfreak1972

    @MrJeepfreak1972

    6 ай бұрын

    I have never seen this happen.

  • @alessioG7176

    @alessioG7176

    6 ай бұрын

    @@MrJeepfreak1972 kzread.info/dash/bejne/fY2Hr6apmNvWdMY.html at min 13.00 reset process

  • @richardflagg3084

    @richardflagg3084

    6 ай бұрын

    I've only had that happen once when it wasn't hooked up to the MDG1 diagnostic tool. May have been a fluke, dunno. It always shuts off after the 30 second idle when plugged in.

  • @jamiedalluge9472

    @jamiedalluge9472

    6 ай бұрын

    Ya the 400c manual says nothing about it shutting off. I did the rest in mine several times and it sat and idled great for several minutes after the reset​@@MrJeepfreak1972

  • @alessioG7176

    @alessioG7176

    6 ай бұрын

    @@richardflagg3084 I just watched that video, I have 8 husky 😆

  • @BillsGarageWorks
    @BillsGarageWorks6 ай бұрын

    You just realized it’s a Stihl?

  • @lukereynolds9907
    @lukereynolds99076 ай бұрын

    Just like putting a tiger in the hands of a Sherman operator 😂

  • @joeysweet9045
    @joeysweet90456 ай бұрын

    Yea but just imagine how great it ran before he got in there and F'ed up the intake if he tightened it to much it may be warped! Everything don't need to be ported and polished but i know thats the whole reason for your channel making chainsaws faster but atleast you found the air leak maybe some rtv will fix it!

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    Everyone makes mistakes the boot will be fine I’m sure, there’s pictures of brand new husky 562’s with the intake lip folded over right from the factory. As much as he may dislike the mtronic at the moment it may have saved the piston.

  • @alessioG7176
    @alessioG71766 ай бұрын

    Rocket 400

  • @twyke6818
    @twyke68186 ай бұрын

    you are hitting the cut off switch with are thumb

  • @austindenotter19

    @austindenotter19

    6 ай бұрын

    🤣🤣🤣🤣 dont piss him off!

  • @aaronpowell4885
    @aaronpowell48856 ай бұрын

    Well shucks🤬 I'd definitely say thats a Stihl problem. Finger tight absolutely should not warp that flange! Surely there's a fix other than silicone.

  • @lawsonkaler8450
    @lawsonkaler84506 ай бұрын

    It got Overported right on The Verge

  • @christopherlehman4045

    @christopherlehman4045

    6 ай бұрын

    After the air leak is fixed it will be just fine, probably only needs the cylinder to boot screws snugged up

  • @j.chrisbeck7492
    @j.chrisbeck74926 ай бұрын

    Man, just gimme a decent running old carbureted saw, i dont wanna mess with all the electronic crap coming out these days

  • @barney1941
    @barney19416 ай бұрын

    twist a phattie and ponder your STIHL dilemma , it will come to you.

  • @michaelskelton1279
    @michaelskelton1279Ай бұрын

    Your nuts are too tight on your carburator...

  • @redtiller1975
    @redtiller19756 ай бұрын

    Sorry to say but buy an Echo and forget all about it

  • @joec9680

    @joec9680

    6 ай бұрын

    I’m with red on this one. I like my stihls but if I payed what he did for this saw and it had these problems I would be pissed every time I looked at it.

  • @davidbulich1254
    @davidbulich12546 ай бұрын

    Never had luck with sthil husqvarna or nothin

  • @austindenotter19

    @austindenotter19

    6 ай бұрын

    I have been logging with husqvarna for 30 years. No major issues or failures.

  • @davidbulich1254

    @davidbulich1254

    6 ай бұрын

    @austindenotter19 husqvarna all I've used logging for 43 years always been great

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