Circuit/System Testing

Ignition OFF, key in the ignition, open the driver door. The courtesy lamps should illuminate.
- If the courtesy lamps do not illuminate, refer to Courtesy Lamps Inoperative .
Ignition ON, radio ON, adjust the radio balance and fade to the left front speaker.
- If the speaker does not operate properly, refer to Speakers Inoperative - One or More .
If the speaker operates properly, replace the radio.