Overloading of the USB port
â–¶ How to fix
Remove the USB memory and any other equipment which is connected to the USB port. Check if the fault code remains. If the fault code still remains after removing the USB memory and the adapter, the fault is in the control unit (RTC). Renew the control unit.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The USB port is consuming more current than is permissible. Disconnect the USB memory and any other equipment which is connected to the USB port during troubleshooting.
Possible cause
Short circuit or other problems with the USB port. Damaged or unsuitable USB units are used. The USB port is consuming more current than is permissible.