DTC Troubleshooting Index

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2014 Honda Ridgeline, 2013 Honda Ridgeline, 2012 Honda Ridgeline, 2011 Honda Ridgeline, and 2010 Honda Ridgeline. However, it is still accessible from the selected car via links, so may be relevant.

HandsFreeLink Control Unit

DTC TROUBLESHOOTING REFERENCE CHART

DTC	Description	DTC type	See
B1750	Communication bus line error (BUS-off)	Loss of communication	(see DTC B1050: COMMUNICATION BUS LINE ERROR; DTC B1100: COMMUNICATION BUS LINE ERROR; DTC B1150: COMMUNICATION BUS LINE ERROR; DTC B1200: COMMUNICATION BUS LINE ERROR; DTC B1250: COMMUNICATION BUS LINE ERROR; DTC B1750: COMMUNICATION BUS LINE ERROR )
B1775	Microphone input/output shorted to power	Signal error	(see DTC B1775: Microphone Input/Output Short to Power/Open )
B1776	Microphone input/output shorted to ground	Signal error	(see DTC B1776: MICROPHONE INPUT/OUTPUT SHORT TO GROUND/OPEN )
B1779	HandsFreeLink steering wheel switch failure	Signal error	(see DTC B1779: HFL SWITCH OR VOICE CONTROL SWITCH (HFLTALK/HFL BACK BUTTONS) CIRCUIT OPEN/SHORT )
B1780	HandsFreeLink steering wheel switch line short	Signal error	(see DTC B1780: HFL SWITCH (HFLTALK/HFL BACK BUTTONS) CIRCUIT SHORT )
B1792	HandsFreeLink control module error	Internal error	(see DTC B1792: HANDSFREELINK CONTROL UNIT INTERNAL ERROR )