With audio system
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. A-pillar trim (RH).
b. Decoration panel.
c. Audio unit.
3. Disconnect antenna feeder No.2.

4. Verify that the continuity between antenna feeder No.1 terminals is as indicated in the table.

If not as indicated in the table, replace antenna feeder No.1.

With car-navigation system
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. A-pillar trim (RH).
b. Decoration panel.
c. Audio unit.
d. Center speaker grille.
e. Front center speaker (with Bose®)/front center speaker dummy (without Bose®).
f. Car-navigation unit.
3. Disconnect the GPS antenna connector..
4. Disconnect antenna feeder No.2.

5. Verify that the continuity between antenna feeder No.1 terminals is as indicated in the table.

If not as indicated in the table, replace antenna feeder No.1.

Entertainment
Antenna Feeder No.1 Removal/InstallationReporting Safety Defects (U.S.A.)
If you believe that your vehicle has a defect which could cause a crash or could
cause injury or death, you should immediately inform the National Highway Traffic
Safety Administration (NHTSA) in addition to notifying Mazda Motor Corporation (Your
Mazda Importer/Distributor).
If NHTSA receive ...
Filament Inspection
1. Switch the ignition ON (engine off).
2. Turn the rear window defroster switch on.
CAUTION:
Directly touching the rear window defroster filament with the lead of the
tester could damage it. Wrap aluminum foil around the end of the lead and inspect
the filament by touching it ...
Rain Sensor Removal/Installation
1. Disconnect the negative battery cable..
2. Spread open the rain sensor cover in the direction of the arrows (1) and disengage
tabs A to remove it.
3. Disconnect the rain sensor connector in the direction of the arrow (2).
4. Slide rain sensor tabs B in the direction of the arrow ...