Mazda 3 Service Manual: Antenna Amplifier Inspection

Mazda 3 Service Manual / Accessories / Electronics / Entertainment / Antenna Amplifier Inspection

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. Connect the negative battery cable..

7. Switch the ignition to ON.

8. Verify that voltage is B+ at the antenna amplifier terminal A.

With audio unit (without display)

With audio unit (with display)

If the battery voltage can be verified, replace the antenna amplifier.

9. Verify that the continuity between antenna amplifier terminals is as indicated in the table. (with SIRIUS satellite radio system)

If not as indicated in the table, replace antenna amplifier.

Entertainment

...

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. (Ve ...

Other materials:

Front Bumper Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the screw A and fasteners B. 3. Remove the screws C. 4. Remove the bolts D. 5. Remove the fasteners E, screw F and fastener G. 6. Pull the front bumper in the direction of the arrow in the order of (1), (2) and (3), the ...

Overloading
WARNING Be careful not to overload your vehicle: The gross axle weight rating (GAWR) and the gross vehicle weight rating (GVWR) of the vehicle are on the Motor Vehicle Safety Standard Label on the driver's door frame. Exceeding these ratings can cause an accident or ve ...

Fuel Pump Unit Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
WARNING: Fuel is very flammable liquid. If fuel spills or leaks from the pressurized fuel system, it will cause serious injury or death and facility breakage. Fuel can also irritate skin and eyes. To prevent this, always complete the “Fuel Line Safety Procedure”, while referring to ...