1. Disconnect the negative battery cable..
2. Insert a tape-wrapped flathead screwdriver into the service hole in the position shown in the figure.

3. Move the flathead screwdriver in the direction of the arrow (1) shown in the figure, pull out the service hole cover, and detach the service hole cover tab and trunk side trim.

4. Pull out the service hole cover in the direction of the arrow (2) shown in the figure and pull out the service hole cover hook from the trunk side trim.

5. Remove the service hole cover.
6. Rotate the socket in the direction of the arrow (3) shown in the figure and remove it from the rear combination light in the direction of the arrow (4) shown in the figure.

7. Remove the brake/taillight bulb.

8. Install in the reverse order of removal.
Back Up Light Bulb Removal/Installation
DRL (Daytime Running Light) Bulb Removal/InstallationCamshaft Position (CMP) Sensor Removal/Installation
CAUTION:
When replacing the CMP sensor, make sure there is no foreign material on
it such as metal shavings. If it is installed with foreign material, the sensor
output signal will malfunction resulting from fluctuation in magnetic flux and
cause a deterioration in engine control.
...
Front Body Straight Line Dimensions (1) [Dimensions]
Point symbol
Designation
Hole diameter or bolt or nut size mm {in}
A
Cowl panel installation hole
?5 {0.2}
B
Wiper bracket datum hole
?7 {0.3}
C
...
Engine SST
1: Mazda SST number
2: Global SST number
Example
1:49 UN20 5072
2:205–072
Holder
1:–
2:AKS042808
Adapter
1: 49 UN20 5072
2: 205–072
Holder
1: 49 B011 105
2: –
...