BMW E82 E90 N52 Starter Testing without special tools

Автокөліктер мен көлік құралдары

In this video I show you the process that I normally use on any BMW N52 with a no start no crank. This seems to be the most common failure for this condition and by going straight to the starter you can save alot of time diagnosing other issues. The open runners on the intake manifold are what make this test possible. This car is a 2010 E82 128i however, I have used this to test both e90 3 series cars and a few e60 five series. Hope this video helps.

Пікірлер: 76

  • @dalecan
    @dalecan6 ай бұрын

    This is one of the best diagnostic videos I’ve seen. Helped me out a lot. Thanks!

  • @MattDoesStuff17

    @MattDoesStuff17

    6 ай бұрын

    Glad I could help.

  • @dietergerecke3575
    @dietergerecke35753 ай бұрын

    All vids should be to the point like this one... Great job!

  • @drfish69
    @drfish692 жыл бұрын

    Thanks for the Video, I didn't have a wire piercing probe to pierce the white signal wire. Good to know you can clamp on that short wire you showed. Lit right up when I tried starting. Just gotta replace the thing.

  • @arturoblackburn1386
    @arturoblackburn13863 жыл бұрын

    Thanks. Straight to the point appreciated

  • @karimamin2
    @karimamin23 жыл бұрын

    I just tested mine out and it was nighttime as well. Testing this out at night sucks if you don't know what to look for but it helps when you're by yourself to easily see if the light turns on or off.

  • @MrRepairmanjack
    @MrRepairmanjack4 жыл бұрын

    Sweet vid. Thanks for the knowledge.

  • @queenslander954
    @queenslander95411 ай бұрын

    Good one mate , good way to bypass anything else .. cheers

  • @remodelingjames
    @remodelingjames3 жыл бұрын

    Video was great thank you 😊

  • @casperradmer1422
    @casperradmer14222 жыл бұрын

    Thank you! Super helpful!

  • @johnmcglynn271
    @johnmcglynn2715 ай бұрын

    Mint bro ….Thank you so much straight forward

  • @Friebe1000
    @Friebe10003 жыл бұрын

    Same way i do it was glad it seems like its the best method

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    I agree... Definitely the easiest way I’ve found on these motors

  • @jbe9724
    @jbe97242 жыл бұрын

    Very helpful...thank you

  • @TMEx_GearstoGrind
    @TMEx_GearstoGrind3 жыл бұрын

    That simple wiper trick, sweet. And here I was going to wait for my gf to get home tonight to crank it over, cheers!

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    Glad I could help 🤙 hopefully you found your problem.

  • @TMEx_GearstoGrind

    @TMEx_GearstoGrind

    3 жыл бұрын

    @@MattDoesStuff17 I did thanks. After replacing the key, which worked initially, then replaced the ignition switch, bad assumption, I finally tested the ignition switch and EWSII, there was power on both fronts. I then found your video, tested the starter as you did, and voila, it's the starter.

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    That’s awesome man glad you got it diagnosed

  • @dairlarrowood5681
    @dairlarrowood56819 күн бұрын

    Thanks for this video it saved my wallet..thank you sir

  • @calebstallings954
    @calebstallings9548 ай бұрын

    Thank you, tomorrows project " hopefully " i just got stranded

  • @tomlarocque4720
    @tomlarocque47202 жыл бұрын

    Perfect! Thanks :)

  • @ralphpena2126
    @ralphpena21266 ай бұрын

    It was dark and couldn't see ...... But you explained it perfectly and straight to the fukn point..... Great video....!

  • @MattDoesStuff17

    @MattDoesStuff17

    6 ай бұрын

    Sometimes you don’t get the best lighting when diagnosing a no start at night in the middle of a parking lot 😅 glad you still liked it though

  • @gail6904
    @gail69043 жыл бұрын

    great video..my key doesnt display on the dash when i put it in slot ..is that bad..i have no crank no start too.

  • @halleffect1
    @halleffect12 жыл бұрын

    i should be so lucky... 08 X3 has solid intake, no gaps to stick a screwdriver through good video though, i'll try to use the same testing method without taking too much apart

  • @MattDoesStuff17

    @MattDoesStuff17

    2 жыл бұрын

    Man that sucks good luck… maybe coming in from the bottom might be easier? Never done an X before lemme know how it goes.

  • @halleffect1

    @halleffect1

    2 жыл бұрын

    @@MattDoesStuff17 i was able to get to it by pulling the airbox and rubber intake tube. did have power to the starter so I pulled the intake manifold to replace it, probably one of the toughest jobs I've done in a while.

  • @jaywalkerincognito
    @jaywalkerincognito11 ай бұрын

    Very simple and helpful video. I am getting 10.85 v at the brass dot. While the starter shows 12 volts. Is the drop expected at the solenoid. Is that sufficient to say thar my starter is bad ?

  • @MattDoesStuff17

    @MattDoesStuff17

    11 ай бұрын

    I think you could contribute the drop to the brass being dirty and a drop between the meter and it… I would go with a starter… you could try to apply 12v directly to the brass strap to be 100%

  • @Phillijr100
    @Phillijr1002 жыл бұрын

    @All 4 A Penny please help, I have all dash lights and everything comes on with the key. I have power through the big power cables to starter. I have no power at the braided cable when I push the Start Button?

  • @MattDoesStuff17

    @MattDoesStuff17

    2 жыл бұрын

    Gotta check the little cable going into the starter solenoid when pushing the start button could be bad a starter solenoid.

  • @omarraffie6725
    @omarraffie67253 жыл бұрын

    @geist built - so if my test light does NOT light up on the solenoid ground when depressing the start button, what does that mean? It lights up when on the 12v wire on the starter...

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    It should always light up on the big wire and if the “solenoid ground” your referring too is the braided strap from the solenoid to the starter it should get power when the start button is pressed... if not unclip the signal wire off the solenoid and test for power there with the start button pressed

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    If you find power at the signal wire then it’s a bad solenoid if not it might be a good time to scan the car if you can or test the starter button

  • @leofofodk
    @leofofodk3 жыл бұрын

    At minute 1:38, if the light doesn't come on, does it mean that there is a problem with the grounding system?

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    More likely a problem with the power... if it was me I’d start looking at the battery and the wires coming off of it.

  • @leofofodk
    @leofofodk3 жыл бұрын

    Good night. I have a bmw e60 530i m54 engine, and the starter does not turn on the flywheel. I disassembled the starter and tested it out, it works normally. But when I get back in the car, it doesn't turn, I just hear a click, which seems to be from the hitch but it doesn't turn.

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    Leandro Figueiredo sometimes the starter will work on the bench but has a dead spot on the commutator and when you hit that spot it won’t work or has too high of a resistance to work under load

  • @leofofodk

    @leofofodk

    3 жыл бұрын

    @@MattDoesStuff17 and how do I solve this?

  • @XBLWaur
    @XBLWaur2 жыл бұрын

    What would it look like if the starter was good. How would those test results be?

  • @MattDoesStuff17

    @MattDoesStuff17

    2 жыл бұрын

    This doesn’t really tell you if the starter is good more just that the rest of the circuit works… if there was a problem before the starter though the test light wouldn’t light up.

  • @stephanriley5304
    @stephanriley53042 жыл бұрын

    Problem is the starter motor ,not the power supply,,, should have tried tapping it with a long socket extention.common problem.

  • @MattDoesStuff17

    @MattDoesStuff17

    2 жыл бұрын

    Oh wow thank you I would have never figured that out

  • @Spaceforce121
    @Spaceforce1213 жыл бұрын

    So if the light turns on that means that you need a new starter?

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    Generally speaking yes

  • @luiesmaes5333
    @luiesmaes53332 жыл бұрын

    Where do I go to next if I don’t have nothing on the signal wire.

  • @MattDoesStuff17

    @MattDoesStuff17

    2 жыл бұрын

    I think next I would look into any relays and the starter switch… would have to pull the wiring diagrams to take a look

  • @irelapses6597
    @irelapses6597Ай бұрын

    If the test light turns on as appears to off, how do you know its the starter? I dont get it. Sorry new mechanic. I just replaced battery and still no crank no start. Can it be the starter or the alternator? I got a message saying increased battery discharge every 2 days i dont start my car. I havent started my car in 5 days and thats how the no crank started.

  • @MattDoesStuff17

    @MattDoesStuff17

    Ай бұрын

    The starter has two leads… the big one is always hot… the solenoid has to receive a signal from the ignition switch to work the starter so at the stater you test for the big constant twelve volt and you test to see if you have a signal from the ignition switch to the starter… if you have that signal going to the starter should have everything it needs to crank… if you don’t get a signal to crank it could be a lots of other possible causes that you would have to start working through

  • @JohnLetra
    @JohnLetra3 жыл бұрын

    Hey man so i touch the coper wire at the starter the light turn on I didn’t even go insde the car to click start

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    You need to be positive that your not touching the big red wire and only touching the copper one and if you are 100% sure that you are I would try to pull the signal wire connector off and test it at the connector.

  • @JohnLetra

    @JohnLetra

    3 жыл бұрын

    @@MattDoesStuff17 srry im not good with car which one is the signal wire? and i been poking the starter all morning with the light tester now the battey is dead too

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    The signal wire is the one small wire going to the starter with the plastic connector and metal clip... the big red wire should always be hot and that small wire is only supposed to get power when the button is pushed... if you have constant power at that wire your starter would always be trying to spin

  • @JohnLetra

    @JohnLetra

    3 жыл бұрын

    @@MattDoesStuff17 ok thank

  • @Racer1691
    @Racer16912 ай бұрын

    So you're saying that if both light up, the starter is bad?

  • @MattDoesStuff17

    @MattDoesStuff17

    2 ай бұрын

    Typically yes

  • @jorarr5174
    @jorarr51743 жыл бұрын

    I replace the starter and still won't crank or start just clicks once any ideas

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    Sounds like at this point the battery is probably dead

  • @jorarr5174

    @jorarr5174

    3 жыл бұрын

    @@MattDoesStuff17 I replace the battery ass well idk what else can it be

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    @@jorarr5174 When you replaced the battery did you register it with the ecu?

  • @jorarr5174

    @jorarr5174

    3 жыл бұрын

    @@MattDoesStuff17 no

  • @MattDoesStuff17

    @MattDoesStuff17

    3 жыл бұрын

    @@jorarr5174 I would try that and if that doesn’t do it your gonna need to start doing voltage drop tests across the circuit... also might try bench testing the starter

  • @trickster03000
    @trickster030004 жыл бұрын

    So the starter wasn’t the issue?

  • @trickster03000

    @trickster03000

    4 жыл бұрын

    Having same exact issue with my e92 335i n55 just hit the ignition and it just clicks one time but won’t turn over

  • @MattDoesStuff17

    @MattDoesStuff17

    4 жыл бұрын

    Clayton Valentine the starter was definitely the issue... this video shows how to test to make sure that the starter is receiving power when it should so that you can be sure the starter is actually the issue

  • @gillion2700

    @gillion2700

    3 жыл бұрын

    @@trickster03000 mines is doing the same how'd u make out ...whats was the issue?

  • @trickster03000

    @trickster03000

    3 жыл бұрын

    carson mcgill I figured it was starter itself because it just seemed like it locked up or something, problem turned out to be the starter and power wires for the starter

  • @leofofodk

    @leofofodk

    3 жыл бұрын

    @@trickster03000 I have the same issue.

  • @youraverageamerican8446
    @youraverageamerican84469 ай бұрын

    Isn't a test light a special tool??🤷🤷

  • @MattDoesStuff17

    @MattDoesStuff17

    9 ай бұрын

    Lmao it’s a light bulb with two wires that you can make for free or buy for less than 5 bucks at any auto parts store… if that’s a special tool for you 🤷‍♂️🤷‍♂️

  • @Godisablebraketechnicianasecer
    @Godisablebraketechnicianasecer2 жыл бұрын

    Don't do this to your car

  • @MattDoesStuff17

    @MattDoesStuff17

    2 жыл бұрын

    Lmao why? Would you prefer they take it to an ase tech and pay them to throw parts at it?

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