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Apple iPhone 16 Pro Max Water Damage Repair

Water Damage Repair guide for the Apple iPhone 16 Pro Max

Difficult
~64 min
18 steps

Before you begin

Tools

  • Precision screwdriver set
  • Plastic opening tools
  • Anti-static wrist strap
  • Tweezers
  • Magnifying glass or headlamp
  • P2 Pentalobe screwdriver
  • Y000 Tri-point screwdriver
  • Heat gun or iOpener
  • Soft-bristled ESD brush

Parts / materials

  • 99% Isopropyl alcohol
  • Lint-free wipes
  • Replacement rear glass adhesive
  • Replacement display adhesive

Safety

  • Wear protective eyewear when working with liquid solvents.
  • Ensure your workspace is well-ventilated to avoid inhaling alcohol fumes.
  • Disconnect the battery before touching internal logic board components.
  • Do not heat the device battery directly above 80°C (176°F).

Overview

# Apple iPhone 16 Pro Max Water Damage Repair Repair Guide Action-specific water damage repair walkthrough for the Apple iPhone 16 Pro Max. About 64 minutes across 18 steps. This DIY guide walks through water damage repair on the Apple iPhone 16 Pro Max (iPhone series phone). Before you open the device, confirm the exact model number on the Apple settings screen or rear housing so your replacement part matches the iPhone 16 Pro Max specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 16 Pro Max water damage repair in about 64 minutes when parts and tools are ready. Difficulty is rated advanced for this model. Recommended tools for this Apple iPhone 16 Pro Max job: Precision screwdriver set, Plastic opening tools, Anti-static wrist strap, Tweezers, Magnifying glass or headlamp, P2 Pentalobe screwdriver, Y000 Tri-point screwdriver, Heat gun or iOpener. Parts and supplies: 99% Isopropyl alcohol, Lint-free wipes, Replacement rear glass adhesive, Replacement display adhesive. Power the iPhone 16 Pro Max off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Apple iPhone 16 Pro Max, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle water damage repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power Off the iPhone

    1 min

    Press and hold the side button and either volume button until the power slider appears, then slide to turn off the phone immediately.

  2. 2

    Remove Pentalobe Screws

    2 min

    Use a P2 Pentalobe driver to remove the two 6.8 mm screws located on the bottom edge near the USB-C port.

  3. 3

    Warm the Rear Glass

    3 min

    Apply a heated iOpener or heat gun to the lower edge of the back glass for 2 minutes to soften the adhesive.

  4. 4

    Slice the Rear Seal

    4 min

    Attach a suction handle to the lower back glass, pull upward, and slide an opening pick into the resulting seam.

  5. 5

    Open the Rear Panel

    2 min

    Slice around the perimeter with the pick and swing the back glass open toward the right side like a book.

  6. 6

    Remove the Battery Cover Bracket

    3 min

    Unscrew the Y000 tri-point screws securing the metal battery connector shield and lift it out using tweezers.

  7. 7

    Disconnect the Battery

    2 min

    Use a plastic spudger to gently pry the battery press connector straight up from its socket.

  8. 8

    Warm the Front Screen

    3 min

    Heat the front glass perimeter with a heat gun set to 70°C for 2 minutes to loosen the display seal adhesive.

  9. 9

    Separate the Screen Seal

    4 min

    Apply a suction tool to the display, lift slightly, and slice the adhesive along the edges with an opening pick.

  10. 10

    Disconnect the Screen Flexes

    3 min

    Unscrew the display cable cover plate, then disconnect the screen press connectors from the logic board using a spudger.

  11. 11

    Unscrew the Logic Board Bracket

    3 min

    Remove all Y000 and standoff screws securing the upper logic board metal shield plate.

  12. 12

    Disconnect Internal Flex Cables

    4 min

    Carefully detach the camera, sensor, antenna, and charging port press connectors from the logic board.

  13. 13

    Remove Logic Board Screws

    3 min

    Extract the remaining mounting standoff screws holding the logic board assembly inside the chassis.

  14. 14

    Extract the Logic Board

    2 min

    Gently lift the logic board out of the phone frame using non-conductive tweezers.

  15. 15

    Submerge Board in Isopropyl Alcohol

    5 min

    Place the logic board into a clean container filled with high-purity 99% isopropyl alcohol to displace trapped water.

  16. 16

    Scrub Away Corrosion

    5 min

    Use a soft-bristled anti-static brush to gently clean visible mineral deposits and corrosion off the board surface.

  17. 17

    Dry the Board and Components

    10 min

    Lay the logic board on a lint-free cloth and let it dry completely under gentle warm airflow for at least 30 minutes.

  18. 18

    Inspect Under Magnification

    5 min

    Examine the logic board and housing connectors with a magnifying glass to confirm all liquid residue and corrosion are gone.

After your Apple iPhone 16 Pro Max water damage repair

Power the iPhone 16 Pro Max 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 Apple iPhone 16 Pro Max job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Keep learning

Explore more Apple iPhone 16 Pro Max repair context in the encyclopedia, or open related DIY guides.

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