Bluetooth cell phone audio function SKIP and PAUSE/RESUME do not work (with navigation)

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 the vehicle battery condition first (see BATTERY TEST ).
Check the connectors for poor connections or loose terminals.
Check if the audio system functions normally.
Some mobile phones do not support the function.
Check any official Honda service website for more service information about the HFL system.

Turn the ignition switch to ON (II).
Turn on the audio-navigation unit, and check that MENU, SKIP, and TITLE button function normally with the audio-navigation unit.
Is the audio-navigation unit operation OK?

YES -Go to step 3.

NO -Substitute a known-good audio-navigation unit (including the HDD) (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original audio-navigation unit (see AUDIO-NAVIGATION UNIT REMOVAL/INSTALLATION ).
Check that music plays with the Bluetooth device.
Is the system normal?

YES -Go to step 4.

NO -Go to NO SOUND WHEN BLUETOOTH AUDIO IS USED
If you have the client's phone, go to step 5. Otherwise, pair a known-good cell phone to the client's vehicle.
Can you pair the Bluetooth phone, and does it operate normally?

YES -The client's Bluetooth phone is defective or not compatible.

NO -Substitute a known-good HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION ).
Pair the client's phone to a known-good vehicle.
Can you pair the Bluetooth phone, and does it operate normally?

YES -Substitute a known-good HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original HandsFreeLink control unit (see HANDSFREELINK CONTROL UNIT REMOVAL/INSTALLATION ).

NO -The client's Bluetooth phone is defective or not compatible.