Phone · Motorola · G54
Motorola G54 Water Damage Repair
Water Damage Repair guide for the Motorola G54
Before you begin
Tools
- Phillips #000 screwdriver
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Spudger tool
- Tweezers
- Soft brush
Parts / materials
- Isopropyl alcohol (99%)
- Compressed air
- Lint-free microfiber cloth
Safety
- Never attempt to charge a wet or liquid-damaged smartphone.
- Disconnect the battery immediately after removing the midframe to prevent short circuits.
- Wear eye protection when using compressed air and isopropyl alcohol.
Overview
Step-by-step
- 1
Power Down Phone
1 minTurn off the Motorola Moto G54 immediately. Do not attempt to charge or power on a water-damaged device.
- 2
Remove SIM Tray
1 minInsert a SIM eject pin into the hole on the left edge of the phone to pop out the SIM card tray.
- 3
Heat Rear Cover
2 minApply heat evenly to the edges of the back cover using a heat gun set to low for 2 minutes to soften the adhesive.
- 4
Slice Rear Panel Adhesive
3 minAttach a suction cup near the bottom edge, pull up gently, and insert a thin plastic opening pick into the seam.
- 5
Detach Rear Cover
2 minSlide the plastic pick around all four edges to slice the adhesive, then lift and remove the back panel.
- 6
Unscrew Midframe Housing
4 minUse a Phillips #000 screwdriver to remove all screws holding the protective plastic midframe in place.
- 7
Unclip Midframe
3 minPry along the outer rim of the frame using a plastic spudger to release the retaining clips and lift off the midframe.
- 8
Disconnect Battery Connector
1 minLocate the battery flex cable on the motherboard and use a spudger to pop it straight up, cutting power to the board.
- 9
Disconnect Ribbon Cables
3 minUnplug the display flex cable, sub-board interconnect cable, and antenna wires from the main logic board.
- 10
Extract Main Motherboard
2 minRemove any remaining board retaining screws and gently lift the main motherboard out of the phone frame.
- 11
Extract Charging Sub-board
3 minPry up and remove the lower speaker assembly, then extract the bottom daughterboard from the housing.
- 12
Scrub Visible Corrosion
8 minDip a soft brush into 99% isopropyl alcohol and gently scrub away whitish or greenish corrosion on both circuit boards.
- 13
Bath Circuit Boards in Alcohol
5 minSubmerge the motherboard and daughterboard in a small dish of 99% isopropyl alcohol for 3 minutes to displace hidden moisture.
- 14
Dry Components with Compressed Air
3 minUse short bursts of compressed air to blast remaining alcohol and liquid out from under metal shielding cans.
- 15
Evaporate Remaining Moisture
15 minSet the cleaned components on a lint-free cloth and let them air dry completely in a well-ventilated area for 15 minutes.
- 16
Reassemble and Test Device
10 minReinstall the boards, reconnect all ribbon cables, attach the battery last, and power on the phone to test functionality.
After your Motorola G54 water damage repair
Power the G54 back on and test the water damage repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Motorola G54 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Motorola G54 repair context in the encyclopedia, or open related DIY guides.
