Mazda 3 Service Manual: Antenna Amplifier Removal/Installation

With Audio Unit (Without Display)

1. Disconnect the negative battery cable..

2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).

3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)

4. Partially peel back the seaming welts.

5. Remove the following parts:

a. Sunroof seaming welt (vehicles with sunroof)

b. A-pillar trim.

c. Front scuff plate.

d. Rear scuff plate.

e. B-pillar lower trim.

f. Upper anchor of the front seat belt.

g. B-pillar upper trim.

h. Rear seat cushion.

i. Tire house trim.

j. C-pillar trim.

k. Map light.

l. Sunvisor.

m. Assist handle.

n. Headliner.

6. Remove the clips A and B.

7. Disconnect the connector A. (with SIRIUS satellite radio system)

8. Disconnect the connector B..

9. Remove the clip C.

10. Remove the bolt.

11. Remove the antenna amplifier.

12. Install in the reverse order of removal.

Connector B Removal Note

1. Remove the connector B in the direction of the arrow (2) shown in the figure while pressing the glass antenna terminal in the direction of the arrow (1).

With Audio Unit (With Display)

1. Disconnect the negative battery cable..

2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).

3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)

4. Partially peel back the seaming welts.

5. Remove the following parts:

a. Sunroof seaming welt (vehicles with sunroof)

b. A-pillar trim.

c. Front scuff plate.

d. Rear scuff plate.

e. B-pillar lower trim.

f. Upper anchor of the front seat belt.

g. B-pillar upper trim.

h. Rear seat cushion.

i. Tire house trim.

j. C-pillar trim.

k. Map light.

l. Sunvisor.

m. Assist handle.

n. Headliner.

6. Disconnect the connector A.

7. Disconnect the connector B..

8. Remove the clip.

9. Remove the bolt.

10. Remove the antenna amplifier.

11. Install in the reverse order of removal.

Connector B Removal Note

1. Remove the connector B in the direction of the arrow (2) shown in the figure while pressing the glass antenna terminal in the direction of the arrow (1).