Introduction
The official guide has been updated and can be found here.
Use this guide to replace the 3.7 lithium-ion battery inside the DualShock 4.
Tools
Parts
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Using the Phillips #00 Screwdriver, remove the four 6.0 mm screws securing the rear cover to the controller.
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Beginning with the left handle:
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Pinch the left handle of the controller to introduce an opening.
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Wedge a plastic opening tool into the opening and slide it up towards the joystick.
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Pull down on the plier to crack open the casing.
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Repeat these steps for the right handle.
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Wedge a plastic opening tool into the case-splittings and pull down to crack open the casing near the following buttons:
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Share button
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Options button
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Split the plastic covers of the controller apart, taking note that they will still be attached by circuit board ribbons.
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2 Trigger Springs
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1 Grey Reset Button Extension
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Detach the motherboard ribbon connecting the two sides of the controller by pulling it straight out with your fingers.
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After the two halves are separated, place the top of the controller off to the side.
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Using the blunt forceps, remove the battery plug by gently rocking the forceps side-by-side to loosen the plug.
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After removal of the plug from the motherboard, the battery can be lifted off of the controller.
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To reassemble your device, follow these instructions in reverse order.