How to Perform Self-Diagnosis Mode
OPERATION PROCEDURE1. Start the engine.
2. Turn the audio system off.
3. While pressing the "INFO" switch, turn the volume control dial clockwise or counterclockwise for 30 clicks or more. (When the self diagnosis mode is started, a short beep will be heard.)
- Shifting from current screen to previous screen is performed by pressing "PREV" switch.
4. The initial trouble diagnosis screen will be shown, and items "Self Diagnosis" and "Confirmation/Adjustment" will become selective.
5. Perform self-diagnosis by selecting the "Self Diagnosis".
- Self-diagnosis subdivision screen will be shown and the operation enters the self-diagnosis mode.
- A bar graph shown, the self-diagnosis subdivision screen indicates progress of the diagnosis.
6. When the self-diagnosis completes, optional part confirmation screen will be shown.
- When connection of an optional part is judged error, a screen to check if the optional part is actually fitted on the vehicle or not will be shown. When fitted, select the switch of the part on the screen and press "END". Then the "SELF DIAGNOSIS" screen will be shown.
- When the optional part is connected normally, the switch for the part will not appear on the screen.
7. On the "SELF DIAGNOSIS" screen, each unit name will be colored according to the diagnosis result, as mentioned.
Green : No malfunctioning.
Yellow : Cannot be judged by self-diagnosis results.
Red : Unit is malfunctioning.
Gray : Diagnosis has not been done.
- If several malfunctions are present in a unit, color of its switch on the screen will be either red, yellow, or gray, determined by the malfunction of the highest priority.
CAUTION: "Tire Pressure Control Unit" on the screen will be illuminated in yellow when performing self-diagnosis with ignition switch in ACC position.
8. Select a switch on the "SELF DIAGNOSIS" screen and comments for the diagnosis results will be shown.
- When the switch is green, the following comment will be shown. "Self-diagnosis was successful. Further diagnosis and adjustments are recommended. Follow the "confirmation and adjustments" menu.
- When the switch is yellow, the following comment will be shown. "Connection to the following unit is abnormal.
- When the switch is red, the following comment will be shown. "Center Control Unit is abnormal".
- When the switch is gray, the following comment will be shown. "Self-diagnosis for DVD-ROM DRIVER of NAVI was not conducted because no DVD-ROM was available.".
SELF-DIAGNOSIS RESULT
Quick reference table
1. Select an applicable diagnosis No. in the diagnosis result quick reference table.
2. Find estimated malfunctioning system in the diagnosis No. table and perform check by referring to "Wiring Diagram - COMM -".
3. Turn ignition switch OFF and perform self-diagnosis again.
CAUTION:
- When multifunction switch has an incident, you can not start.
- Check the following when the self-diagnosis mode can not be used.
- AV communication line between AV and NAVI control unit and Display, AV communication line between Display and multifunction switch.
- multifunction switch power supply and ground circuit
- When an error is in the AV communication line, it cannot be detected on the screen because self-diagnosis is inoperative. However, the error can be detected with CONSULT-II.
Self-diagnosis Codes:
