maintenance MAZDA MX5 MIATA 2017 Repair Manual

6 –44 Maintenance and Care
Owner Maintenance NOTE 
When replacing a wheel, make sure
the new one is the same as the original
factory wheel in diameter, rim width,
and offset (inset/outset). 
For details, contact an Authorized
Mazda Dealer.
Proper tire balancing provides the best
riding comfort and helps reduce tread
wear. Out-of-balance tires can cause
vibration and uneven wear, such as
cupping and flat spots.
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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 –49 Maintenance and Care
Owner MaintenanceRear turn signal lights
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 and the trunk
end trim.

Rem ova l
Installation
3. Disconnect the connector from the unit
by pressing the tab on the connector
with your finger and pulling the
connector downward.
4. Pull the center of each plastic retainer
and remove the retainers, and then
partially peel back the trunk side trim.
Rem ova l
Installation
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6 –50 Maintenance and Care
Owner Maintenance 5. To provide a hole for inserting a finger
to remove the rear combination lamp
unit later in the procedure, pinch the
top and bottom of the grommet shown
in the figure and press it out of the hole
in the direction of the rear combination
lamp unit.

Grommet
Rear combination lamp
unit
GrommetBody 6. Apply protective tape as shown in the
figure. Otherwise, the rear combination
lamp unit will contact the body and
may scratch or damage it.
Always apply three layers of protective
tape to the area indicated in the figure.
Protecti ve tape
Rear combination
lamp unit
Area specifically in need
of protection
CAUTION 
Do not use tape with strong adhesive
strength. Otherwise, the vehicle paint
may peel off. 
Always apply three layers of protective
tape to the area indicated in the figure.
Otherwise, the body may become
scratched or damaged when pulling out
the rear combination lamp unit.
7. Remove the screw and nut.

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6 –51 Maintenance and Care
Owner Maintenance8. To remove the rear combination lamp
unit, insert your finger from inside the
trunk and into the hole from which the
grommet was removed in Step 5, and
while holding the lamp lens (round
part) of the rear combination lamp with
your hand, press the rear combination
lamp unit until the hook detaches from
the clip.

Rear combination lamp unitHookGrommet installation
hole
9. After the hook is detached, pull out
the rear combination lamp unit in the
direction of the arrow and remove it.

Grommet installation holeClip
Hook Rear combination
lamp unit CAUTION Carefully pull out the rear combination
lamp unit when removing it from the
body.
The wiring may become damaged
if the rear combination lamp unit is
forcefully pulled out.
10. Turn the socket and bulb assembly
counterclockwise and remove it.
11. Disconnect the bulb from the socket.

12. Install the new bulb 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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6 –53 Maintenance and Care
Owner Maintenance4. Disconnect the bulb from the socket.

5. Install the new bulb in the reverse order
of the removal procedure.
Replacing Interior Light BulbsOverhead light
1. 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.
2. Disconnect the bulb by pulling it out.

3. Install the new bulb in the reverse order
of the removal procedure. Trunk light
1. 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.

2. Disconnect the connector from the unit.
3. Disconnect the bulb by pulling it out.

4. Install the new bulb in the reverse order
of the removal procedure.
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