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2010-2014 BMW X3 F25 LED Driver Tail Light Board Replacement

If your BMW X3 tail lights LEDs do not work at...

iFixit Library 2010-2014 BMW X3 Easy 10 minutes Guide 157979

Licensed iFixit integration

This attributed iFixit guide is displayed through Fixonic's recorded commercial API permission. iFixit remains the independent source and author of the procedure.

Guide overview

Before you begin

If your BMW X3 tail lights LEDs do not work at night, use this guide to see how an easy fix can solve the issue! The LED components use a small circuit board (F25 LED Driver) which controls the lights. If these malfunction, it stops the LEDs from lighting up. Just a swap of these circuit board chips can solve the issue. This guide requires you to order this circuit board in advance. Be sure to turn the vehicle off before starting the repair.

Step 1

Repair step

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Open the trunk to get behind the taillight. Pop open the plastic cover from behind the light.

Step 2

Repair step

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Unclip the wire for the entire component.

Step 3

Repair step

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Using socket-wrench, unscrew and remove the only visible bolt.

Step 4

Repair step

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Remove and place component in safe place.

Step 5

Repair step

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Unplug the only wire running into the circuit board chip.

Step 6

Repair step

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Swap out the malfunctioned board and pop back in the new circuit board chip.

Step 7

Repair step

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Plug wire back into the board.

Step 8

Repair step

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Line the taillights tabs back up and follow steps 1-3 in reverse order.