DTC TABLE [AUDIO]

id0902f6855700

Screen display

Malfunction description

Inferred cause/verified content

Reference

DTC

(When starting on-board diagnostic test function)

09: Er20

Audio does not function

Voltage at audio unit is low.

(See NO.2 NO POWER TO THE ENTIRE AUDIO SYSTEM [ENTIRE AUDIO SYSTEM].)

09: Er21

Audio unclear or no audio from radio and CD

•  Audio unit internal malfunction or audio unit protection function operates

•  Speaker or speaker circuit malfunction

(See NO.3 NO SOUND FROM ALL SPEAKERS [ENTIRE AUDIO SYSTEM].)

09: Er22

Radio not receiving signal

•  Verify the sometimes described by the customer (such as time and place of occurrence, and radio frequency).

•  Audio unit malfunction

(See NO.1 NO RADIO RECEPTION (AM/FM)/NO OR LOW VOLUME [RADIO].)

10: Er01

MP3/WMA (windows media audio) applicable CD player cannot implement insert and eject commands.

•  Defective CD (curved, broken or foreign material stuck/attached, etc.)

•  MP3/WMA (windows media audio) applicable CD player malfunction

(See NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY [CD PLAYER/CHANGER].)

10: Er02

Cannot change tracks.

•  Defective CD (curved, broken or foreign material stuck/attached, etc.)

•  MP3/WMA (windows media audio) applicable CD player malfunction

(See NO.11 TRACK CHANGE IS INOPERATIVE [CD PLAYER/CHANGER].)

10: Er07

CD cannot playback (cannot operate)

•  CD incompatible (CD used by customer)

•  Recurs no matter the type of CD (no non-compatible CD)

(See NO.3 CD PLAYER/CHANGER DOES NOT PLAY THE CD/NO SOUND [CD PLAYER/CHANGER].)

16: Er12^*

•  Communication error between audio unit and HF/TEL unit

CAN system.

(See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (L.H.D.)].)

(See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)].)

21: Er17

Operation differs from the selected switch

Verify the center panel and audio unit assembly.

Launch the center panel specification inspection mode.

(See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)

21: Er18

21: Er19

Communication error between audio unit and center panel

•  Verify conditions such as the non-operation of all audio switches or the non-operation of any particular switch.

•  Center panel (audio switch system) malfunction

Launch the switch inspection mode.

(See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)

22: Er01

MP3/WMA (windows media audio) applicable CD changer cannot implement insert and eject commands.

•  Defective CD (curved, broken or foreign material stuck/attached, etc.)

•  MP3/WMA (windows media audio) applicable CD changer malfunction

(See NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY [CD PLAYER/CHANGER].)

22: Er02

Cannot change tracks.

•  Defective CD (curved, broken or foreign material stuck/attached, etc.)

•  MP3/WMA (windows media audio) applicable CD changer malfunction

(See NO.11 TRACK CHANGE IS INOPERATIVE [CD PLAYER/CHANGER].)

22: Er07

CD cannot playback (cannot operate)

•  CD incompatible (CD used by customer)

•  Recurs no matter the type of CD (no non-compatible CD)

(See NO.3 CD PLAYER/CHANGER DOES NOT PLAY THE CD/NO SOUND [CD PLAYER/CHANGER].)

no Err

—

DTC is not recorded.

—

Screen display	Malfunction description	Inferred cause/verified content	Reference
09: Er20	Audio does not function	Voltage at audio unit is low.	(See NO.2 NO POWER TO THE ENTIRE AUDIO SYSTEM [ENTIRE AUDIO SYSTEM].)
09: Er21	Audio unclear or no audio from radio and CD	• Audio unit internal malfunction or audio unit protection function operates • Speaker or speaker circuit malfunction	(See NO.3 NO SOUND FROM ALL SPEAKERS [ENTIRE AUDIO SYSTEM].)
09: Er22	Radio not receiving signal	• Verify the sometimes described by the customer (such as time and place of occurrence, and radio frequency). • Audio unit malfunction	(See NO.1 NO RADIO RECEPTION (AM/FM)/NO OR LOW VOLUME [RADIO].)
10: Er01	MP3/WMA (windows media audio) applicable CD player cannot implement insert and eject commands.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD player malfunction	(See NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY [CD PLAYER/CHANGER].)
10: Er02	Cannot change tracks.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD player malfunction	(See NO.11 TRACK CHANGE IS INOPERATIVE [CD PLAYER/CHANGER].)
10: Er07	CD cannot playback (cannot operate)	• CD incompatible (CD used by customer) • Recurs no matter the type of CD (no non-compatible CD)	(See NO.3 CD PLAYER/CHANGER DOES NOT PLAY THE CD/NO SOUND [CD PLAYER/CHANGER].)
16: Er12^*	• Communication error between audio unit and HF/TEL unit	CAN system.	(See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (L.H.D.)].) (See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)].)
21: Er17	Operation differs from the selected switch	Verify the center panel and audio unit assembly.	Launch the center panel specification inspection mode. (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)
21: Er18
21: Er19	Communication error between audio unit and center panel	• Verify conditions such as the non-operation of all audio switches or the non-operation of any particular switch. • Center panel (audio switch system) malfunction	Launch the switch inspection mode. (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)
22: Er01	MP3/WMA (windows media audio) applicable CD changer cannot implement insert and eject commands.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD changer malfunction	(See NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY [CD PLAYER/CHANGER].)
22: Er02	Cannot change tracks.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD changer malfunction	(See NO.11 TRACK CHANGE IS INOPERATIVE [CD PLAYER/CHANGER].)
22: Er07	CD cannot playback (cannot operate)	• CD incompatible (CD used by customer) • Recurs no matter the type of CD (no non-compatible CD)	(See NO.3 CD PLAYER/CHANGER DOES NOT PLAY THE CD/NO SOUND [CD PLAYER/CHANGER].)
no Err	—	DTC is not recorded.	—

* :With HF/TEL system

Screen display	Malfunction description	Inferred cause/verified content	Reference
DTC (When starting on-board diagnostic test function)	Malfunction description	Inferred cause/verified content	Reference
09: Er20	Audio does not function	Voltage at audio unit is low.	(See NO.2 NO POWER TO THE ENTIRE AUDIO SYSTEM [ENTIRE AUDIO SYSTEM].)
09: Er21	Audio unclear or no audio from radio and CD	• Audio unit internal malfunction or audio unit protection function operates • Speaker or speaker circuit malfunction	(See NO.3 NO SOUND FROM ALL SPEAKERS [ENTIRE AUDIO SYSTEM].)
09: Er22	Radio not receiving signal	• Verify the sometimes described by the customer (such as time and place of occurrence, and radio frequency). • Audio unit malfunction	(See NO.1 NO RADIO RECEPTION (AM/FM)/NO OR LOW VOLUME [RADIO].)
10: Er01	MP3/WMA (windows media audio) applicable CD player cannot implement insert and eject commands.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD player malfunction	(See NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY [CD PLAYER/CHANGER].)
10: Er02	Cannot change tracks.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD player malfunction	(See NO.11 TRACK CHANGE IS INOPERATIVE [CD PLAYER/CHANGER].)
10: Er07	CD cannot playback (cannot operate)	• CD incompatible (CD used by customer) • Recurs no matter the type of CD (no non-compatible CD)	(See NO.3 CD PLAYER/CHANGER DOES NOT PLAY THE CD/NO SOUND [CD PLAYER/CHANGER].)
16: Er12^*	• Communication error between audio unit and HF/TEL unit	CAN system.	(See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (L.H.D.)].) (See FOREWORD [MULTIPLEX COMMUNICATION SYSTEM (R.H.D.)].)
21: Er17	Operation differs from the selected switch	Verify the center panel and audio unit assembly.	Launch the center panel specification inspection mode. (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)
21: Er18	Operation differs from the selected switch	Verify the center panel and audio unit assembly.
21: Er19	Communication error between audio unit and center panel	• Verify conditions such as the non-operation of all audio switches or the non-operation of any particular switch. • Center panel (audio switch system) malfunction	Launch the switch inspection mode. (See DIAGNOSTIC ASSIST FUNCTION [AUDIO].)
22: Er01	MP3/WMA (windows media audio) applicable CD changer cannot implement insert and eject commands.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD changer malfunction	(See NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY [CD PLAYER/CHANGER].)
22: Er02	Cannot change tracks.	• Defective CD (curved, broken or foreign material stuck/attached, etc.) • MP3/WMA (windows media audio) applicable CD changer malfunction	(See NO.11 TRACK CHANGE IS INOPERATIVE [CD PLAYER/CHANGER].)
22: Er07	CD cannot playback (cannot operate)	• CD incompatible (CD used by customer) • Recurs no matter the type of CD (no non-compatible CD)	(See NO.3 CD PLAYER/CHANGER DOES NOT PLAY THE CD/NO SOUND [CD PLAYER/CHANGER].)
no Err	—	DTC is not recorded.	—