2017 MAZDA MX5 MIATA headlight bulb

6 –45 Maintenance and Care
Owner Maintenance
Light Bulbs Overhead light
Side turn signal lights
High-mount brake lightTrunk lightFront side-marker lights
Front turn signal lights
Headlights (low beam)P arking lights
Headlights (High beam)
Daytime running lights
License plate lights
Brake lights
TaillightsRear side-marker lights
Reverse lights
Rear turn signal lights
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6 –46 Maintenance and Care
Owner Maintenance
CAUTION When removing the lens or lamp unit
using a flathead screwdriver, make
sure that the flathead screwdriver does
not contact the interior terminal. If
the flathead screwdriver contacts the
terminal, a short circuit may occur.
NOTE 
To replace the bulb, contact an
Authorized Mazda Dealer. 
Use the protective cover and carton for
the replacement bulb to dispose of the
old bulb promptly and out of the reach
of children.
Replacing Exterior Light BulbsHeadlights, Daytime running lights
(LED type), Parking lights, High-mount
brake light, Brake lights, Taillights
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. Daytime running lights (Bulb type)
1. Make sure the ignition is switched off,
and the headlight switch is off.
2. Pull the center of each plastic retainer
and remove the retainers.
Rem ova l
Installation
3. Turn the screw counterclockwise and
remove it, and then partially peel back
the mudguard.

4. Turn the socket and bulb assembly
counterclockwise and remove it.
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6 –47 Maintenance and Care
Owner Maintenance5. Disconnect the bulb from the socket.

6. Install the new bulb in the reverse order
of the removal procedure.
Front side-marker lights
1. Make sure the ignition is switched off,
and the headlight switch is off.
2. If you are changing the right bulb, start
the engine, turn the steering wheel
all the way to the right, and turn off
engine. If you are changing the left
bulb, turn the steering wheel to the left.
3. Pull the center of each plastic retainer
and remove the retainers, and then
partially peel back the mudguard.
Rem ova l
Installation
4. Turn the socket and bulb assembly
counterclockwise and remove it. 5. Disconnect the bulb from the socket.

6. Install the new bulb in the reverse order
of the removal procedure.
Front turn signal lights
1. Make sure the ignition is switched off,
and the headlight switch is off.
2. If you are changing the right bulb, start
the engine, turn the steering wheel
all the way to the right, and turn off
engine. If you are changing the left
bulb, turn the steering wheel to the left.
3. Pull the center of each plastic retainer
and remove the retainers, and then
partially peel back the mudguard.
Rem ova l
Installation
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6 –48 Maintenance and Care
Owner Maintenance 4. Disconnect the connector from the unit
by pressing the tab on the connector
with your finger and pulling the
connector rearward.

5. Turn the socket and bulb assembly
counterclockwise and remove it.
6. Disconnect the bulb from the socket.

7. Install the new bulb in the reverse order
of the removal procedure.
Side turn signal lights
1. Make sure the ignition is switched off,
and the headlight switch is off.
2. If you are changing the right bulb, start
the engine, turn the steering wheel
all the way to the right, and turn off
engine. If you are changing the left
bulb, turn the steering wheel to the left. 3. Pull the center of each plastic retainer
and remove the retainers, and then
partially peel back the mudguard.
Rem ova l
Installation
4. Remove the unit by pressing the tab on
the unit with your finger and pulling the
unit forward.

5. Detach the electrical connector from
the unit by pulling it to the rear.

6. Install the new side turn signal unit
in the reverse order of the removal
procedure.
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6 –52 Maintenance and Care
Owner Maintenance Rear side-marker lights
1. Make sure the ignition is switched off,
and the headlight switch is off.
2. Turn the socket and bulb assembly
counterclockwise and remove it.
3. Disconnect the bulb from the socket.

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

4. Install the new bulb in the reverse order
of the removal procedure.
License plate lights
1. Make sure the ignition is switched off,
and the headlight switch is off.
2. Remove the unit by pressing the tab on
the unit with your finger and pulling the
unit downward.

3. Turn the socket and bulb assembly
counterclockwise and remove it.
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9 –7 Specifications
Specifications Light BulbsExterior light Light bulb Category
Wattage UNECE *1
(SAE)
Headlights High beam LED *2
— (—)
Low beam LED *2
— (—)
Daytime running lights LED type LED *2
— (—)
Bulb type 21 W21W (7440)
Parking lights LED *2
— (—)
Front side-marker lights 5 W5W (—)
Front turn signal lights 28/8 — (7444NA)
Side turn signal lights 5 *3
WY5W (—)
High-mount brake light LED *2
— (—)
Rear turn signal lights 21 WY21W (7443NA)
Rear side-marker lights 5 W5W (—)
Brake lights LED *2
— (—)
Taillights LED *2
— (—)
Reverse lights 21 W21W (7440)
License plate lights 5 W5W (—)
*1 UNECE stands for United Nations Economic Commission for Europe.
*2 LED is the abbreviation for Light Emitting Diode.
*3 Bulb replacement is not possible because it is built into the u nit. Replace the unit.
Interior light Light bulb Category
Wattage UNECE *1
Overhead light 10 —
Trunk light 5 —
*1 UNECE stands for United Nations Economic Commission for Europe.
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