1. Disconnect the negative battery cable..
2. Partially peel back the seaming welt.
3. Remove the liftgate upper trim..
4. Disconnect antenna feeder No.3 connector..
5. Visually inspect the glass antenna for damage.
6. Verify that the continuity between the glass antenna terminals is as indicated in the table.

If not as indicated in the table, repair the glass antenna..

Glass Antenna
Glass/Windows/MirrorsVanity Mirror Illumination Inspection
1. Disconnect the negative battery cable..
2. Remove the sunvisor..
3. Verify that the continuity between the vanity mirror illumination terminals
is as indicated in the table.
If not as indicated in the table, replace the sunvisor.
...
Operational Range
The system operates only when the driver is in the vehicle or within operational
range while the key is being carried.
NOTE
When the battery power is low, or in places where there are high-intensity
radio waves or noise, the operational range may become narrower or the system may
not operate ...
Rear Combination Light Removal/Installation
NOTE:
Fogging or condensation on the inside of the rear combination lights may
occur due to a natural phenomenon occurring as a result of a temperature difference
between the interior and exterior of the combination lights. However, it has
no effect on the light performance because ...