Audio System Symptom Troubleshooting - Poor AM or FM radio reception or interference
  1. Touch one tester probe to the window near antenna terminal (A) here, and move the other tester probe along the antenna wires to check that continuity exists. Repair if continuity does not exist.
  1. Remove the audio unit. Check that the antenna lead connection.
Is it connected properly?
YES -
Go to Step 6 .
NO -
Reconnect the connector, and recheck the function.■
  1. Disconnect the antenna cable 3P connectors from the antenna module.