Possible DTC

Cannot preset (preset function does not operate)

—

Possible cause

• Audio unit malfunction

• Audio panel malfunction

STEP

INSPECTION

ACTION

1

• Tune to desired station and push channel preset button 1 for about 2 seconds to store it.

• Repeat above for other stations using PRESET switch 2 to 5.

• Push channel preset button 1 to 6 one by one.

• Are stored stations present?

Yes

Go to the next step.

No

Go to Step 3.

2

• Switch the ignition to off (LOCK) and then to ACC.

• Check if preset stations are stored by pushing preset switches.

• Are stations stored?

Yes

The system is normal. (Explain preset procedure to customer using Owner’s Manual)

No

Replace audio unit.

(See AUDIO UNIT REMOVAL/INSTALLATION.)

3

• Press the POWER/VOLUME button to turn the audio on.

• Press the POWER/VOLUME button and SEEK button (up) simultaneously to launch the diagnostic assist function.

• Input the diagnostic assist code "02" using the diagnostic input screen.

• Select "ENTER".

• Push all switches and check if buzzer sounds.

• Is all switches okay?

Yes

The system is normal. (Explain preset procedure to customer using Owner’s Manual)

No

Replace audio unit.

(See AUDIO UNIT REMOVAL/INSTALLATION.)