System Operation
Note. Cellular telephones must have their wireless connection set up (paired) before using the Bluetooth® telephone system.
The Bluetooth® telephone system allows users who have a Bluetooth® cellular telephone to make a wireless connection between their cellular telephone and the Bluetooth® control unit. Hands-free cellular telephone calls can be sent and received. Some Bluetooth® cellular telephones may not be recognized by the Bluetooth® control unit. When a cellular telephone or the Bluetooth® control unit is replaced, the telephone must be paired with the Bluetooth® control unit. Different cellular telephones may have different pairing procedures, refer to the cellular telephone operating manual.
Refer to the Owner's Manual for Bluetooth® telephone system operating instructions.
Description
The audio unit on board diagnosis performs the functions listed in the table below
| Mode | Description | |
|---|---|---|
| Self Diagnosis | Audio unit diagnosis. Diagnoses the connections across system components. | |
| Confirmation/Adjustment | Display Diagnosis | The following check functions are available: color tone check by color bar display and white display, light and shade check by gray scale display. |
| Vehicle Signals | Diagnosis of signals can be performed for vehicle speed, lights, reverse, EQ pin, destination and camera type. | |
| Speaker Test | The connection of a speaker can be confirmed by test tone. | |
| Error History | The system malfunction and the frequency when occurring in the past are displayed. When the malfunctioning item is selected, the time and place that the selected malfunction last occurred are displayed. | |
| Camera System | Displayed but not used. | |
| AV COMM Diagnosis | The communication condition of each unit of display audio system can be monitored. | |
| Delete Unit Connection Log | Erase the connection history of unit and error history. | |
| Initialize Setting | Initializes the audio unit memory. | |
Scheme 48
Scheme 49
- Turn the ignition ON.
- Turn the audio system OFF.
- While pressing the preset 1 button, turn the volume control dial clockwise or counterclockwise for 40 clicks or more. Shifting from current screen to previous screen is performed by pressing BACK button.
- The trouble diagnosis initial screen is displayed, and Self Diagnosis or Confirmation/Adjustment can be selected.
Scheme 50
Scheme 51
- Select Self Diagnosis.
- Self diagnosis screen is displayed. The bar graph visible in center of screen indicates progress of self diagnosis.
- Diagnosis results are displayed after the self diagnosis is completed. The unit names and the connection lines are color coded according to the diagnostic results. Diagnosis results Unit Connection line Normal Green Green Connection malfunction Gray Yellow Unit malfunction (1) Red Green (1) Control unit (audio unit) is displayed in red. Replace audio unit if Self Diagnosis did not run because control unit malfunction is indicated. The symptom is audio unit internal error. Refer to " «REMOVAL AND INSTALLATION»(ref-675623-S15276131922014120500000) ". If multiple errors occur at the same time for a single unit, the screen switch colors are determined according to the following order of priority: red > gray.
- Comments of self diagnosis results can be viewed in the diagnosis result screen.
Diagnosis Description
The Bluetooth® control unit has two diagnostic checks. The first diagnostic check is performed automatically every ignition cycle during control unit initialization. The second diagnostic check is performed by the technician using the steering wheel audio control switches prior to trouble diagnosis.