5

Cannot preset (preset function does not operate)/Possible DTC: 21:Er19

POSSIBLE CAUSE

• Audio unit malfunction

• Center panel malfunction

STEP

INSPECTION

ACTION

1

• Tune to the desired station and press channel preset button 1 for about 2 s to store it.

• Repeat the above for other stations using channel preset buttons 2 to 5.

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

• Are the stored stations present?

Yes

Go to the next step.

No

Go to Step 3.

2

• Turn the ignition switch to the LOCK position, and then to ACC.

• Check if the preset stations are stored by pressing the preset buttons.

• Are the stations stored?

Yes

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

No

Replace the audio unit.

(See CENTER PANEL UNIT REMOVAL/INSTALLATION.)

(See CENTER PANEL UNIT DISASSEMBLY/ASSEMBLY.)

(See AUDIO UNIT DISASSEMBLY/ASSEMBLY.)

3

• Remove the center panel from the audio unit, and reinstall the center panel to the audio unit to check the connector connections.

• Turn the audio power switch on.

• Press the POWER button and simultaneously pull up the CLOCK switch at same time for approximately 1 s to enter the system to switch to the check mode.

• Press all buttons and check if a buzzing sound occur.

• Are all the buttons normal?

Yes

Replace the audio unit.

(See CENTER PANEL UNIT REMOVAL/INSTALLATION.)

(See CENTER PANEL UNIT DISASSEMBLY/ASSEMBLY.)

(See AUDIO UNIT DISASSEMBLY/ASSEMBLY.)

No

Replace the center panel.

(See CENTER PANEL UNIT REMOVAL/INSTALLATION.)

(See CENTER PANEL UNIT DISASSEMBLY/ASSEMBLY.)