CAUTION:
If the battery is disconnected or the audio unit power supply is cut, input all of the displayed DTCs to the Audio Repair Order Form because the DTCs will be cleared. (When using the M-MDS)
NOTE:
For the DTC inspection of the audio unit (with color LCD), there is a method using the M-MDS and one that does not (on-board diagnostic test mode). Because the DTCs differ if using or not using the M-MDS, perform the DTC inspection using the M-MDS method and the method not using it.
CMDTC self test
Connect the M-MDS to the DLC-2.
After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
Select “Self-test”
Select “All CMDTCs”
Verify the DTC according to the directions on the screen.
If a DTC is displayed, repair the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [AUDIO].)
ODDTC self test
Connect the M-MDS to the DLC-2.
After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
Select “Self-test”
Select “Module”
Select “ACU”
Verify the DTC according to the directions on the screen.
If a DTC is displayed, repair the malfunctioning part according to the applicable DTC troubleshooting. (See DTC TABLE [AUDIO].)
1. Switch the ignition to ACC or ON (engine off).
2. Verify that the audio is turned off. If the audio is turned on, press the POWER/VOLUME button to turn it off.
3. Press the POWER/VOLUME button and SETUP button simultaneously to launch the on-board diagnostic test mode.
4. Verify that the launched on-board diagnostic test mode is displayed on the screen.
5. Select AVC ERROR RECORD.
6. If several DTCs are in the memory, they can be displayed using the UP button/DOWN button.
7. Complete the on-board diagnostic test mode by pressing the POWER/VOLUME button to return to the on-board diagnostic mode screen and pressing the POWER/VOLUME button again, or by switching the ignition off (LOCK).
1. Switch the ignition to ACC or ON (engine off).
2. Verify that the audio is turned off. If the audio is turned on, press the POWER/VOLUME button to turn it off.
3. Press the FM/AM button and CD button simultaneously for 3 s or more while pressing the POWER/VOLUME button to launch the on-board diagnostic test mode.
4. If several DTCs are in the memory, they can be displayed using the SEEK/TRACK button.
5. Switch the ignition off (LOCK) to complete the on-board diagnostic test mode.