Introduction
Changing the rear light bulbs on a Mazda 3 is very simple. With this tutorial you will have all the information to do it.
You just need a cloth to handle the W21 bulb.
Tools
Parts
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Start by opening the trunk,
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Open the left or right hatch depending on which bulb you need to change.
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turn the bulb socket (counterclockwise)
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With gloves or a cloth, pull out the broken bulb and put in a new one.
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reinsert the socket into its location. Be careful there are notches of different sizes on the socket, so there is only one way to insert it
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Don't forget to put your bulb in a dedicated bin (in your supermarket for example)
Don't forget to put your bulb in a dedicated bin (in your supermarket for example)