Component Tests and General Diagnostics

DIAGNOSTIC ASSIST FUNCTION [HANDS-FREE TELEPHONE (HF/TEL) SYSTEM]

With Audio Unit

Starting procedure
1. Launch the on-board diagnostic test mode. (See STARTING PROCEDURE FOR ON-BOARD DIAGNOSTIC TEST MODE [HANDS-FREE TELEPHONE (HF/TEL) SYSTEM].) Initial Inspection and Diagnostic Overview
2. To stop the on-board diagnostic test mode, switch the ignition to off.

Diagnostic Assist Code Table:

Software version verification
1. Turn the ignition switch to the ACC or ON position.
2. Turn the Audio power to OFF




3. While pressing the POWER/VOLUME switch, simultaneously press the Preset switch "6" and the SEEK switch (down) for 3 s or more.




4. Verify the software version.
5. To stop the on-board diagnostic test mode, turn the ignition switch off.

Connection condition verification
1. Turn the ignition switch to the ACC or ON position.
2. Turn the Audio power to OFF.




3. While pressing the POWER/VOLUME switch, simultaneously press the Preset switch "4" and the SEEK switch (down) for 3 s or more.




4. Verify the connected unit
5. To stop the on-board diagnostic test mode, switch the ignition to off.

Password Reset
1. Turn the ignition switch to the ACC or ON position.
2. Turn the Audio power to OFF.




3. While pressing the POWER/VOLUME switch, simultaneously press the Preset switch "5" and the SEEK switch (down) for 3 s or more.




4. Verify that "PASSED CLEAR" is displayed in the information display.
5. To stop the on-board diagnostic test mode, switch the ignition to off.

With Car-navigation Unit

Starting procedure
1. Switch the ignition to ACC or ON.
2. Turn the audio power to ON.




3. While pressing the POWER/VOLUME switch, simultaneously press the TUNE/AUDIO switch for 2 s or more.
4. Press the "Diagnostic assist code input switch", and input the diagnostic assist code.
5. Select "ENTER".
6. Press the POWER/VOLUME switch to release the diagnostic assist function.

Diagnostic Assist Code Input Screen:

Diagnostic Assist Code Table:

Diagnostic assist code "37" Connection condition verification
1. Press the "Diagnostic assist code input switch", and input the diagnostic assist code "37".
2. Select "ENTER".






3. Press the POWER/VOLUME switch to return to the diagnostic assist code input screen.
4. Press the POWER/VOLUME switch to release the diagnostic assist function.

Diagnostic assist code "38" Software version verification
1. Press the "Diagnostic assist code input switch", and input the diagnostic assist code "38".
2. Select "ENTER".






3. Press the POWER/VOLUME switch to return to the diagnostic assist code input screen.
4. Press the POWER/VOLUME switch to release the diagnostic assist function.

Diagnostic assist code "39" Password reset
1. Press the "Diagnostic assist code input switch", and input the diagnostic assist code "39".
2. Select "ENTER".






3. Press the POWER/VOLUME switch to return to the diagnostic assist code input screen.
4. Press the POWER/VOLUME switch to release the diagnostic assist function.