Audio unit button does not work (without navigation)
NOTE:
- Check the vehicle battery condition first BATTERY TEST
- Check the connectors for poor connections or loose terminals.
- If the audio unit does not turn on, go to AUDIO UNIT POWER SWITCH WILL NOT TURN ON
- Turn the ignition switch to ON (II).
- Using the Owner's Manual, check the operation of faulty button.
Is the symptom still present?
YES -Substitute a known-good audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original audio unit (see AUDIO UNIT REMOVAL/INSTALLATION ). If the symptom is still present, substitute a known-good center panel (see AUDIO UNIT REMOVAL/INSTALLATION ), and recheck. If the symptom/indication goes away, replace the original center panel (see AUDIO UNIT REMOVAL/INSTALLATION ).
NO -The system is OK. There is a possibility that the customer used the button incorrectly.