FOREWORD [ENTIRE AUDIO SYSTEM]

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Note

•  Record all radio programs set by customer prior to the repairs. Set all radio programs and adjust the time after repairs.

Troubleshooting Index

No.	Symptom	Possible DTC
		With M-MDS	Without M-MDS
1	NO.1 AF NOISE OR POP NOISE AT ALL SOURCES (RADIO, CD) [ENTIRE AUDIO SYSTEM]	U3000:09	Audio unit •  09:Er21 Car-navigation unit •  Device code 09/Error code 21
2	NO.2 NO POWER TO THE ENTIRE AUDIO SYSTEM [ENTIRE AUDIO SYSTEM]	U3003:16	Audio unit •  09:Er20 Car-navigation unit •  Device code 09/Error code 20
3	NO.3 NO SOUND FROM ALL SPEAKERS [ENTIRE AUDIO SYSTEM]	U3003:16, U3000:09	Audio unit •  09:Er20, 21 Car-navigation unit •  Device code 09/Error code 20, 21
4	NO.4 NO SOUND FROM SOME SPEAKERS [ENTIRE AUDIO SYSTEM]	—	—
5	NO.5 SOUND BREAK-UP OR POOR SOUND QUALITY [ENTIRE AUDIO SYSTEM]	U3000:09	Audio unit •  09:Er21 Car-navigation unit •  Device code 09/Error code 21
6	NO.6 VOLUME INCREASES/DECREASES WHILE DRIVING THE VEHICLE [ENTIRE AUDIO SYSTEM]	—	—
7	NO.7 ALC FUNCTION IS INOPERATIVE [ENTIRE AUDIO SYSTEM]	U0010:88, U0155:00	Audio unit •  16:Er12 Car-navigation unit •  Device code 16/Error code 12 •  Device code 17/Error code 11
8	NO.8 AudioPilot®2 FUNCTION IS INOPERATIVE [ENTIRE AUDIO SYSTEM]	U0155:00	Audio unit •  — Car-navigation unit •  Device code 17/Error code 11
9	NO.9 NO AUDIO SYSTEM ILLUMINATION [ENTIRE AUDIO SYSTEM]	U3003:16	Audio unit •  09:Er20 Car-navigation unit •  Device code 09/Error code 20
10	NO.10 LCD DOES NOT DISPLAY AT ALL [ENTIRE AUDIO SYSTEM]	U3003:16, U0010:88	Audio unit •  09:Er20 •  16:Er12 Car-navigation unit •  Device code 09/Error code 20 •  Device code 16/Error code 12

Quick Diagnostic Chart (Entire Audio System)

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