DTC Troubleshooting Index
HandsFreeLink Control Unit
| DTC | Description | DTC Type |
|---|---|---|
| B1775 | Microphone input/output shorted to power or open (with navigation) | Signal error |
| Microphone input/output shorted to power or open (without navigation) | Signal error | |
| B1776 | Microphone input/output shorted to ground (with navigation) | Signal error |
| Microphone input/output shorted to ground (without navigation) | Signal error | |
| B1779 | HandsFreeLink steering wheel switch failure (with navigation) | Signal error |
| HandsFreeLink steering wheel switch failure (without navigation) | Signal error | |
| B1780 | HandsFreeLink steering wheel switch line short (with navigation) | Signal error |
| HandsFreeLink steering wheel switch line short (without navigation) | Signal error | |
| B1792 | HandsFreeLink control module error (with navigation) | Internal error |
| HandsFreeLink control module error (without navigation) | Internal error | |
| U1280 | Communication bus line error (BUS-OFF) (without navigation) | Loss of communication |