Audio Unit Button Does Not Work

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 Honda Crosstour, 2014 Honda Crosstour, 2013 Honda Crosstour, 2012 Honda Crosstour, and 2011 Honda Accord Crosstour. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Check the vehicle battery condition first (see BATTERY TEST ).
In order to troubleshoot the main power switch, go to AUDIO UNIT POWER SWITCH WILL NOT TURN ON TROUBLESHOOTING .

Go to the audio button, knob, and audio remote switch detection mode in the audio Self-Diagnostic Function (see SELF-DIAGNOSTIC FUNCTION ). Operate all items in the appropriate switch list.
Switch list

With navigation system: TITLE, XM, FM/AM, PWR/VOL, SOUND, CD, AUX, 1-6, CATEGORY, TUNE, SKIP, SCAN/A. SEL

Without navigation premium audio system): 1-6, LOAD, EJECT, FM, AM, XM, system (with CD/AUX, TITLE, CLOCK, SCAN, CATEGORY, PWR/VOL, SKIP, A. SEL, RETURN, ENTER, MENU

Without navigation system (without premium audio system): 1-6, LOAD, EJECT, FM, AM, CD, TUNE/SOUND/CD, AUX, TITLE, CLOCK, SCAN, FOLDER, A.SEL, SKIP, PWRA/OL, RETURN, ENTER, MENU

Are all the items in the appropriate switch list detected?

YES -Operation is normal.

NO -
- With navigation system: Substitute a known-good audio-navigation switch panel (see AUDIO-NAVIGATION SWITCH PANEL REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original audio-navigation switch panel (see AUDIO-NAVIGATION SWITCH PANEL REMOVAL/INSTALLATION ). If the symptom is still present, replace the audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ).
- Without navigation system: Substitute a known-good audio switch panel (see AUDIO SWITCH PANEL REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original audio switch panel (see AUDIO SWITCH PANEL REMOVAL/INSTALLATION ). If the symptom is still present, replace the audio unit (see WITHOUT NAVIGATION SYSTEM ).