Diagnostic Trouble Code (DTC) Information AUU-U300044

Condition 

Accessory USB Unit (AUU) checks its internal status.

The diagnostic trouble code (DTC) is stored if the control module detects that:

• The control module has an internal memory error.

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

• Self-test

Substitute Value 

• None.

Possible Source 

• Internal fault in the control module.

Fault symptom[s] 

• USB unit/Does not work