Samsung Galaxy A54 5g | a34 Moisture Detected Fix – Charging Port Repair & Replacement Guide

 

DIY Guide: Replace Samsung Galaxy A54 5g and a34 Charging Port (Moisture Detected Fix)

If cleaning and drying don’t fix the Galaxy A54 moisture detected error, the charging port module may be damaged. In that case, replacing the port can permanently fix the problem. Here’s a step-by-step DIY guide for safe replacement.

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🛠 Tools & Parts You’ll Need

• Samsung Galaxy A54 USB-C Charging Port / Flex Cable Module (buy original or high-quality replacement)

• Precision screwdriver set (Phillips #00 / #000)

• Plastic pry tools & spudger

• Tweezers

• SIM ejector tool

• Heat gun or hairdryer (for softening adhesive)

• Isopropyl alcohol (≥90%) & cotton swabs (for cleaning)

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⚡ Step-by-Step Charging Port Replacement

1. Power Off the Phone

• Shut down your Galaxy A54 completely.

• Remove SIM tray with the ejector tool.

2. Remove the Back Panel

• Heat the edges of the back glass using a heat gun or hairdryer.

• Use a plastic pry tool to carefully lift the back cover.

• Take your time — the glass is fragile.

3. Disconnect the Battery

• Unscrew the plastic cover protecting the motherboard.

• Use a spudger to disconnect the battery flex cable.

4. Remove the Charging Port Board

• Unscrew and remove the bottom speaker module.

• Disconnect the USB-C charging port flex cable.

• Carefully lift and remove the charging port board.

5. Install the New Charging Port

• Place the new charging port module in position.

• Reconnect flex cables securely.

• Reinstall the speaker module and screws.

6. Reconnect Battery & Close the Phone

• Reconnect the battery flex cable.

• Replace the plastic cover and tighten screws.

• Apply adhesive to reseal the back glass.

• Gently press the back panel into place.

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🧪 Test After Replacement

1. Power on your Galaxy A54.

2. Plug in the charger — check if charging works.

3. The “Moisture Detected” warning should be gone.

4. Test USB data transfer and OTG support.

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⚠️ Important Notes

• Always use an original Samsung charging port for best performance.

• If you are not confident in DIY repair, it’s safer to visit a Samsung service center.

• Opening the phone may void warranty, so check before proceeding.

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📌 Conclusion

Replacing the charging port module on the Samsung Galaxy A54 is a reliable fix if cleaning and drying don’t solve the moisture detected error. With the right tools and patience, you can repair it yourself and save on service costs.

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