#
DIAGNOSTIC ASSIST FUNCTION

id0902f6361100

## Structural View

Buttons

.

1 | SEEK button (upper) (with RDS)
SCAN button (without RDS)
2 | FM1 button
3 | FM2 button
4 | AM button
5 | CD button
6 | MEDIA button
7 | SEEK button (lower) (with RDS)
AUTO-M button (without RDS)
8 | Preset button "1"
9 | Preset button "2"
10 | Preset button "3"
11 | Preset button "4"
12 | Preset button "5"
13 | Preset button "6"
14 | AF button (with RDS)
15 | TA button (with RDS)
SEEK button (upper) (without RDS)
16 | PYT button (with RDS)
17 | SEEK button (lower) (with RDS)
AUTO-M button (without RDS)
18 | POWER/VOLUME button
19 | AUDIO CONT/TUNE/TEXT button
20 | ALL button (with HDD)
21 | MENU button (with HDD)
22 | CATEGORY button (with HDD)
23 | REC button (with HDD)
24 | ARTIST button (with HDD)
25 | CANCEL button (with HDD)
26 | FAVORITE button (with HDD)
27 | ENT. button (with HDD)

## Button Inspection

1. With the audio power on, press the POWER button and simultaneously press the MEDIA button for approx. 1 s.

2. Inspect according to the following table:

INSPECTION | DISPLAY | ACTION
--- | --- | ---
• Start the button inspection mode. • Press all buttons. | - | The buzzer sounds. | The button is normal.
The buzzer does not sound. | Replace the base unit.

3. Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.

## Speaker Inspection

1. With the audio power on, press the POWER button and simultaneously press the AUTO-M button for approx. 1 s.

2. Inspect according to the following table:

INSPECTION | DISPLAY | ACTION
--- | --- | ---
• Start the speaker inspection mode. • Does each speaker output sound in the following order? 1. Front door speaker and tweeter (LH) 2. Front door speaker and tweeter (RH) 3. Rear speaker (RH) 4. Rear speaker LH | - | Yes | Speakers, and wiring harness between the base unit and speakers are normal.
No | • Inspect the following parts. - Malfunctioning speaker - Wiring harness between base unit and malfunctioning speaker

3. Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.

## Radio Reception Condition Inspection

1. With the audio power on, press the POWER button and simultaneously press the PRESET 2 button for approx. 1 s.

2. Inspect according to the following table:

  Caution

  • Even if the system is normal, radio reception may be difficult depending on where the system is inspected (indoors/outdoors, or conditions at the location). Before inspecting the system, verify that radio reception is adequate.
  • When inspecting, select a frequency band (radio station) with the best reception.

INSPECTION | DISPLAY | ACTION
--- | --- | ---
Start the radio reception condition inspection mode. |  | Antenna, antenna feeder and base unit are normal.
| Change the frequency (radio station) and inspect again.
| Inspect the antenna and antenna feeder. • If either the antenna or the antenna feeder is not normal, replace the malfunctioning part. • If the antenna and antenna feeder are normal, replace the base unit.

3. Turn the audio off or the ignition switch to the LOCK position to stop the diagnostic assist function.