B1585 USB device fault
What does B1585 mean on a Toyota?
B1585. USB device fault. The radio and display unit detects a malfunction in a connected USB device. This Toyota-enhanced code applies to Toyota, Lexus and Scion models that use this code.
Common causes of B1585
- Faulty USB device
- Unsupported file format on the device
- Loose or corroded USB port
- Damaged USB connector or cable
- Failed radio and display receiver assembly
How to fix B1585
- Confirm the code and test a different USB device
- Check the USB cable and port for damage
- Inspect and reseat the USB connector
- Format the device to a supported file system
- Replace the failed part only after tests fail