FixVault

DTC B1792: HandsFreeLink Control Module Error

NOTE: Check the vehicle battery condition first (see BATTERY TEST ).
  1. Do the HFL Self-Diagnostic Function (see SELF-DIAGNOSTIC FUNCTION  ), and check for HFL DTCs.

    Is DTC B1792 indicated? 

    YES  -Replace the HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION  ).

    NO  -Intermittent failure, the system is OK at this time.