DTC: 28-Er01; 28-Er09; USB MECHANISM MALFUNCTION, USB PLAYBACK FUNCTION FILE/TRACK: Notes

NOTE:

• "iPod" is a registered trademark of Apple Inc. in the United States and other countries.

DETECTION CONDITION AND POSSIBLE CAUSES

Description	28:Er01 USB mechanism malfunction 28:Er09 No USB playback function file/track
Detection condition	When USB device/iPod connected, connection error detected. When USB device/iPod connected, audio unit internal malfunction detected. When USB device connected, read error detected.
Fail-safe	Not applicable
Possible cause	USB device/iPod malfunction Incompatible USB device (format) used Auxiliary jack/USB port connector or terminal malfunction Auxiliary jack/USB port malfunction Audio unit connector or terminal malfunction Short to ground in wiring harness between the following terminals: Audio unit terminal 3A-Auxiliary jack/USB port terminal UD Audio unit terminal 3B-Auxiliary jack/USB port terminal UC Audio unit terminal 3C-Auxiliary jack/USB port terminal UA Audio unit terminal 3D-Auxiliary jack/USB port terminal UB Open circuit in wiring harness between the following terminals: Audio unit terminal 3A-Auxiliary jack/USB port terminal UD Audio unit terminal 3B-Auxiliary jack/USB port terminal UC Audio unit terminal 3C-Auxiliary jack/USB port terminal UA Audio unit terminal 3D-Auxiliary jack/USB port terminal UB Audio unit malfunction