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2015-2019 Toyota Highlander Headlight Bulbs Replacement

This guide will show you how you can upgrade...

iFixit Library 2014-2019 Toyota Highlander Moderate 45 minutes Guide 150076

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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

This guide will show you how you can upgrade the LED headlight for the 2019 Toyota Highlander. The primary purpose of this upgrade is to improve the headlight's brightness which will increase the driver's ability to see at night. The LED light also causes less eyestrain than the OEM headlight. Before beginning this repair, you must do the following: turn off the car's ignition, place the car in park, and engage the parking brake.

Step 1

Repair step

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Locate lever to open the hood.
Once the hood is opened, Cover the working area with a towel.
The towel will protect your car from any potential scratches while working on the head lights.

Step 2

Repair step

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Locate all the low-beam and high-beam head lights that need to be replaced.

Step 3

Repair step

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To give yourself more space to work with on the side where the windshield washer reservoir resides, we are going to relocate the nozzle of said reservoir.
Unlock the clip by pressing from both sides of the clip.
While pressing the clip, pull the nozzle up to detach it.
Use a plastic roll to tie the nozzle of the reservoir to the oil cap.

Step 4

Repair step

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Locate the high-beam electrical cable connected to the light.
To disconnect the electrical cable, press the clips on both sides and pull the cable down.

Step 5

Repair step

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Now that the electrical cable is out, we can now remove the lightbulb.
First, turn the bulb counterclockwise.
Once the bulb is turned in that direction, you can now pull the bulb out of the socket.

Step 6

Repair step

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Install the high-beam LED light bulb.
The light bulb has three small mounts on the side; make sure to put it in the right position.
Place the LED bulb in the socket.
Once the bulb is in the socket, turn the bulb clockwise.
Repeat steps four, five, and six for the other high-beam bulb.

Step 7

Repair step

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For the low-beam bulb, we need to remove the OEM cover first to access the bulb.
To remove the OEM cover turn it counterclockwise and pull it out.

Step 8

Repair step

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Locate the electric cable of the low-beam light bulb.
First, press down on the clip
While pressing down the clip, pull down cable down to remove the cable

Step 9

Repair step

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To remove the bulb from the socket, turn the bulb counter-clockwise.
Once turned all the way, take the bulb out of the socket.

Step 10

Repair step

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Same as the high beam bulb, the low beam light bulb also have three small mounts.
Carefully put the LED light bulb in the right position on those small mounts.
Once the bulb is in the socket, turn the bulb clockwise to secure it.
Repeat steps seven, eight, nine, and ten for the other low-beam bulb.

Step 11

Repair step

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Once the low-beam and high-beam bulbs are installed on both sides, you must now reconnect all of the electrical cables.
Make sure to connect all the cables with the corresponding electrical terminals.
Push on both sides of the connecter until the lock is in the position. (They will make a click sound.)

Step 12

Repair step

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TOOL USED ON THIS STEP Zip Ties Referenced by the iFixit guide

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In order to organize the residue cables, you can use zip ties
Tie the cables according to the bulb they are connected to.
Once the cables are tied together, you can secure the cables to the frame of the car.

Step 13

Repair step

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We will now put back the nozzle of the windshield washer reservoir.
Untie the nozzle and place the secure lock in the small hole on the small metal mount.
Gently push it down to lock. (It will make a click sound when it's locked.)

Step 14

Repair step

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These are the before and after results: The old light bulbs are yellow light, and the new LEDs are white light.