Initial Inspection and Diagnostic Overview

1. Verify the customer concern by operating the electronic audio system with the engine running and the vehicle in and out of motion.
2. Visually inspect for obvious signs of mechanical and electrical damage; refer to the chart.







VISUAL INSPECTION CHART

3. If the fault is not visually evident, proceed to Speaker Walk-Around Test, DM100i Self-Diagnostic Mode, or T100i DM Self-Diagnostic Mode. Speaker Walk-Around Test and T100i DM Self-Diagnostic Mode Speaker Walk-Around Test and DM100i Self-Diagnostic Mode