The HFL digits do not go away from the front climate control unit display after pressing the HFL BACK button
WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- Before doing this troubleshooting, refer to GENERAL TROUBLESHOOTING INFORMATION to make sure the phone is compatible and configured correctly. You can also check online at www.acura.com/handsfreelink, or call the HFL support desk at 888-528-7876.
- Check any official Honda service website for more service information about the HFL system.
- Connect the HDS to the DLC (see HOW TO CHECK FOR DTCS WITH THE HDS ).
- Clear the DTCs with the HDS.
- Turn the ignition switch to LOCK (0), and then back to ON (II).
- Check for DTCs with the HDS.
Are there any DTCs indicated?
YES -Repair the indicated DTCs.
NO -Go to step 5.
- Turn the ignition switch to LOCK (0).
- Substitute a known-good HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION
), then turn the ignition switch to ON (II), and recheck the front climate control unit display.
Are the messages cleared?
YES -Replace the original HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION ).
NO -Replace the climate control unit (see FRONT EVAPORATOR TEMPERATURE SENSOR REPLACEMENT ).