1. Connect the M-MDS to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.a. Select “Self-test”b. Select “All CMDTCs”
3. Verify the DTC according to the directions on the screen.
If a DTC is displayed, repair the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [AUDIO AMPLIFIER].)