Rod Antenna Inspection

WARNING: This page is about a different car, the 2020 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The rod antenna is integrated with the antenna amplifier.

Remove the service hole cover on the trunk side trim (RH).

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Switch the ignition ON (engine off or on).
Turn the audio unit power on. (without center display)
Change the mode to radio mode. (without center display)
Verify that the battery voltage is supplied to rod antenna connector terminal A.

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If the voltage is the battery voltage:
- Replace the rod antenna. (See ROD ANTENNA REMOVAL/INSTALLATION .)
If the voltage is other than the battery voltage:
- Inspect the antenna feeder. (See ANTENNA FEEDER INSPECTION .)