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How to repair an iPhone that won't charge - Tristar Replacement

What you need

  1. How to repair an iPhone that won't charge - Tristar Replacement, Check for a new charger: step 1, image 1 of 1
    • Your cable could be bad, try a new one, possibly MFI certified ! (Made For iPhone) Or try a known-good one.

    • Try a new charging brick, or a known-good one that delivers at least 5V-1A

  2. How to repair an iPhone that won't charge - Tristar Replacement, Checking the charging port: step 2, image 1 of 1
    • Check your charging port, it could be really dirty or obstructed

    • If it looks dirty, you can take the risk to insert a thin tool and try to pry out the dirt. I am not responsible for the harm you could do to your phone !

  3. How to repair an iPhone that won't charge - Tristar Replacement, Try known-good internals: step 3, image 1 of 1
    • Try a known-good battery. Replace it if your phone charges again.

    • Try a known-good Lightning charging port. Replace it if your phone charges again.

    • I know, this is a picture of an iPhone 7, check the video for the 6S on the next step.

    • The whole french version of the process, video does help if you are an english-speaker !

  4. How to repair an iPhone that won't charge - Tristar Replacement, Now some real challenge: step 5, image 1 of 2 How to repair an iPhone that won't charge - Tristar Replacement, Now some real challenge: step 5, image 2 of 2
    • If you are still reading, bad news, you probably have a motheboard problem !

    • It's probably U4500, or Tristar that's causing it, it fails very frequently on iPhones. You'll have to replace it.

    • Video tutorial for Tristar replacement on iPhone 6S

Conclusion

To reassemble your device, follow these instructions in reverse order.

12 other people completed this guide.

Alexandre Isaac

Member since: 04/07/13

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