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

Mazda CX-3 (2015-2025) 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 (2015-2025) Owner's Manual: Storage Compartments

WARNING Keep storage boxes closed when driving: Driving with the storage boxes open is dangerous. To reduce the possibility of injury in an accident or a sudden stop, keep the storage boxes closed when driving. When loading cargo, make sure that it is completely secured: If the cargo is not completely secured, it may move or collapse while driving or during sudden braking, resulting in injury or an accident...

Mazda CX-3 (2015-2025) Owner's Manual: Hill Launch Assist (HLA)

HLA is a function which assists the driver in accelerating from a stop while on a slope. When the driver releases the brake pedal and depresses the accelerator pedal while on a slope, the function prevents the vehicle from rolling. The braking force is maintained automatically after the brake pedal is released on a steep grade...