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Electrical

How to Fix a USB Wall Charger Not Working

Quick Answer

Check the power supply, check the USB port, and check the wiring.

How to troubleshoot a USB Wall Charger Not Working

A USB wall charger that does not work can be frustrating. This guide covers diagnosing and fixing the issue.

Step-by-Step Fix

  1. Check the power supply is working.
  2. Check the USB port for debris.
  3. Test with a different device.
  4. Check the wiring connections are tight.
  5. If the charger is faulty, replace it.

Common Error Codes

CodeMeaningResolution
Not chargingFaulty USB socket or wiringCheck wiring and replace socket.
Slow chargeLow voltageCheck the power supply.

Frequently Asked Questions

Why is my USB wall charger not working?

A faulty USB socket, wiring, or power supply.

Can I replace a USB wall charger myself?

Yes, but isolate the power first.