Mazda CX-3: Light Bulbs / Replacing Exterior Light Bulbs

Mazda CX-3 (2015-2024) Owner's Manual / Maintenance and Care / Owner Maintenance / Light Bulbs / Replacing Exterior Light Bulbs

Headlights (With LED headlights)

The LED bulb cannot be replaced as a single unit because it is an integrated unit. The LED bulb has to be replaced with the unit. We recommend an Authorized Mazda Dealer when the replacement is necessary.

Headlights/Daytime running lights (With halogen headlights)

High-beams bulbs/Daytime running lights

Make sure the ignition is switched off, and the headlight switch is off.
Lift the hood.
Disconnect the connector from the unit by pressing the tab on the connector with your finger and pulling the connector downward.
Turn the socket and bulb assembly to remove it. Carefully remove the bulb from its socket in the reflector by gently pulling it straight backward out of the socket.
Install the new bulb in the reverse order of the removal procedure.

Low-beam bulbs

Make sure the ignition is switched off, and the headlight switch is off.
Lift the hood.
Disconnect the connector from the unit by pressing the tab on the connector with your finger and pulling the connector downward.
Turn the socket and bulb assembly to remove it. Carefully remove the bulb from its socket in the reflector by gently pulling it straight backward out of the socket.
Install the new bulb in the reverse order of the removal procedure.

Parking lights/Daytime running lights/Front side-marker lights (With LED headlights)

Parking lights/Front side-marker lights (With halogen headlights)

Make sure the ignition is switched off, and the headlight switch is off.
Turn the socket and bulb assembly counterclockwise and remove it.
Disconnect the bulb from the socket.
Install the new bulb in the reverse order of the removal procedure.

Front turn signal lights

Make sure the ignition is switched off, and the headlight switch is off.
Turn the screw counterclockwise and remove it, and then partially peel back the mudguard.
Turn the socket and bulb assembly counterclockwise and remove it.
Disconnect the bulb from the socket.
Install the new bulb in the reverse order of the removal procedure.

Fog lights*, Side turn signal lights*, Brake lights/Taillights (LED type), Rear side-marker lights (LED type),Taillights (LED type)*, High-mount brake light, Reverse lights (LED type)

Rear turn signal lights, Brake lights/ Taillights (Bulb type), Rear side-marker lights (Bulb type)

Make sure the ignition is switched off, and the headlight switch is off.
Turn the bolts counterclockwise and remove them.
Pull the unit rearward to remove it.
Turn the socket and bulb assembly counterclockwise and remove it.
Disconnect the bulb from the socket.
Rear turn signal lights

Brake lights/Taillights

Rear side-marker lights
Install the new bulb in the reverse order of the removal procedure.

Reverse lights (Bulb type)

Make sure the ignition is switched off, and the headlight switch is off.
Remove the cover.
Turn the socket and bulb assembly counterclockwise and remove it.
Disconnect the bulb from the socket.
Install the new bulb in the reverse order of the removal procedure.

License plate lights

Make sure the ignition is switched off, and the headlight switch is off.
Remove the cover.
Turn the socket and bulb assembly counterclockwise and remove it.
Disconnect the bulb from the socket.
Install the new bulb in the reverse order of the removal procedure.

Light Bulbs

WARNING Never touch the glass portion of a halogen bulb with your bare hands and always wear eye protection when handling or working around the bulbs: When a halogen bulb breaks, it is dangerous...

Replacing Interior Light Bulbs

Overhead lights (Front)/Map lights, Overhead lights (Rear) Wrap a small flathead screwdriver with a soft cloth to prevent damage to the lens, and then remove the lens by carefully prying on the edge of the lens with the flathead screwdriver...

Other information:

Mazda CX-3 (2015-2024) Owner's Manual: Locking, Unlocking with Transmitter and Door-Lock Switch

Locking, Unlocking with Transmitter All doors and the liftgate can be locked/ unlocked by operating the keyless entry system transmitter, refer to Keyless Entry System. Locking, Unlocking with Door-Lock Switch All doors and the liftgate lock automatically when the lock side is pressed...

Mazda CX-3 (2015-2024) Owner's Manual: Error Indications

If you see an error indication on the display, take appropriate action according to the following methods. If you cannot clear the error indication, take the vehicle to an Authorized Mazda Dealer. CHECK USB When the message “CHECK USB” is displayed, it indicates that there is some error in the USB device...