Noco Boost Plus GB40 Lithium Jump Starter | Can I Fix It?

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Published 2023-10-28
In this video we're going to be looking at a Noco Boost Plus GB40 Lithium Jump Starter. It was advertised on eBay as not turning on and not charging.

Let's get it on the blue mat and see if I can figure out what's wrong with it and hopefully repair it!

I'm not an expert, but I do enjoy trying to fix things.

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Link to the cells that I used:
www.aliexpress.com/item/1005004568123364.html


Some of the tools that I use:

The Famous Blue Mat: amzn.to/47bPNGK
170 piece electronics tool kit (security bits): amzn.to/3FGLWpr
Aixun T3A Soldering Station: amzn.to/3u2SBri
Infiray P2 Pro Thermal Camera: amzn.to/47c05Xm
Soldering Flux: amzn.to/3Qn8Yq7
Low Melt Solder: amzn.to/3QICZ5r : Cheaper Alternative amzn.to/3G4L3XK
Grinding pen: amzn.to/3QCHE7v
Component Tester: amzn.to/46UcHm6 alternative (slightly cheaper) amzn.to/49yZSzJ
Overhead Camera Mount I Use: amzn.to/3tX8Ar4
Microscope Light (I use on my Trinocular): amzn.to/3FEAPgy
AD409 Pro Microscope 10" Screen: amzn.to/3G0CI7P
Extra Long Torx Drivers(used on Milwaukee radio): amzn.to/40siUU3
DC Power Adapter plugs 38 PCS: amzn.to/49lCUMm
USB Power Meter Tester: amzn.to/3T1hD4J









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All Comments (21)
  • @barrymurray8264
    This Barry from Middletown Delaware USA. I’m a 70 yr old stroke victim, my friend, you are without a wizard ! ! Since my stroke I can’t read. But to watch and see and hear , videos have made me a happy boy. I Thank You . Best wishes.
  • @wb1340
    1000amps, sure, no problem :) I love watching things being repaired instead of being thrown into a landfill. I'm old school when it comes to soldering so watching components being desoldered and soldered using hot air kinda' blows my mind.
  • I couldn't take my eyes off the thick black and red cables floating perilously close to each other. You're a braver man than I........
  • @MultiReadify
    I really admire your patience... these types of repairs get under my skin a little bit when they keep fighting me. I need to try and be more like you when it comes to keeping my cool. Great video and nicely done!
  • Excellent repair - I admire your skills, fault-finding, patience and tenacity. Also your ability to find some great Ebay 'spares or repairs' bargains. You deserve a lot more subscribers.
  • @adrianstephens56
    I love it when you go from soldering surface-mount components that need a microscope to see to "and let's start a tractor".
  • @joatmaster0
    Awesome troubleshooting skills! I must say that a true killer would have asked about the little red button!!! A little Fifth element reference there btw. FYI all you have to do is connect the jump starter, turn it on and not use the little red button unless you are sure you have the battery connected properly. The red button bypasses the built in protections such as reverse polarity protection and delivers full amps to what you are connected to!!!
  • You have a particular set of skills. I admire your persistentcy ,patience, your mind follows circuitry in an excellent way ......thank you for the superb video and following along was a blast the tractor lives
  • @MarcStift
    I really enjoy watching you repair faulty items. I really admire the knowledge and skills you have fixing faulty items and i am gratefull that you are sharing that with us. I thoroughly enjoyed this repair and i'll be looking forward to the next one.
  • @rajarahman9823
    Your dedication to fault finding is on another level. You couldn’t give up. You never felt defeated. By shear determination, you got it. Plug it in to see if it works and does the job. You succeeded. I was gonna buy the same model for my son at Halfords. As for NOCO, if a NOCO rep is watching this video, you could have a bucket load of returns, just because the internals are just not up to the job. A normal person, just ain’t gonna do what you did. Customers will buy, find it’s not doin it’s job, return it shop. What a DISASTER for NOCO This video is excellent. Keep up the good work. MEND IT MARK was probably watching this video and sayin, check this first then check that out next.
  • @Martyn-ey9lw
    Yet another cracking video. Proper diagnostic skills, unlike some other channels although still enjoy watching them, I can honestly say yours is the only channel I look forward to. I have one of those but it's the 1500 and that starts my Citreon Relay L4 H3 from a totally flat battery, so flat had to use the key to get in as the fob wouldn't open the door locks, turns out the battery was faulty from new. Keep them coming.
  • @iantyler4045
    You've got way more patience than I. Well tracked down and a nice repair and test. A handy thing to have.
  • @humairajamal85
    Like when watching a movie where the protagonist faces challenges the audience feel it - i felt the successful repair was done myself with all the headscratches and frustrations in between! Thanks for that
  • @KJ6EAD
    You can save a lot of time and frustration when trying to locate a mechanically flaky joint by using a small insulated probe instead of your finger. This allows you to apply pressure to a very small area. It's amazing how many faults can be found with a good visual inspection and poking with a stick. 😉
  • @bigjim485
    Greetings from Greece. All I can say is that you are an artist !!! Loved watching the entire video !!!
  • @mikefranky
    I bought the Gb70 model 2000amp took a chance from John Pye auctions came in at £70…Roughly £200 in shops… It’s been brilliant holds a full charge for over a year…only slight issue the charging port has slipped inside so can only be charged through cigarette lighter port in the car…But works great Excellent work in the video ❤
  • @MD-gc4xq
    Once again I watched the whole video, didn’t understand a word you were talking about but just addictive for some reason, nice one, enjoyed it 👍
  • @markpirateuk
    I have one of the larger Noco's, very interesting to see the guts, I admire your fault finding skills, great fix & managing to find replacement cells👍 These are a very useful gadget, I charge mine after each use & once every couple of months, just to maintain the battery & make sure it is ready when needed!
  • @catsnotcops_
    haha I loved the contrast from spending hours on diagnosing a tiny pcb and then going to your tractor 😄 i love your content. your way of diagnosing and fixing electronics really helps me to improve my own skills. im actually surprised, that i wouldve probably had enough knowledge for this fix, but i am lacking a proper way for a pcb diagnosis. looking forward for your content! cheers
  • @rigmaster1
    Very satisfying to be able to fix something that someone has discarded. Nice job!