Step  | Action  | Normal Result(s)  | Abnormal Result(s)*  | 
|---|---|---|---|
1  | Turn the ignition switch to the RUN position and turn the radio ON.  | The power antenna mast extends to the full up position.  | |
2  | Turn the radio OFF.  | The power antenna mast retracts to the full down position.  | |
* Refer to the appropriate symptom diagnostic table.  | |||