Mazda 3 Service Manual: 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
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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:
Steering Wheel
WARNING
Never adjust the steering wheel while
the vehicle is moving:
Adjusting the steering wheel while
the vehicle is moving is dangerous.
Moving it can very easily cause the
driver to abruptly turn to the left or
right. This can lead to loss of control or
an accident ...
Condenser Inspection
1. Inspect the condenser for cracks, damage, and oil leakage.
If there is any malfunction, replace the condenser.
2. Visually inspect the fins for clogging of foreign material.
If any fins are clogged, remove the foreign material.
3. Visually inspect for bent fins.
...
Sunlight/Temperature Sensor
The climate control system measures
inside and outside temperatures, and
sunlight. It then sets temperatures inside
the passenger compartment accordingly.
CAUTION
Do not obstruct either sensor,
otherwise the climate control system
will not operate properly.
...
