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

id0903e5806100

3

CD player/changer does not play the CD/No sound

Possible DTC

Using the M-MDS

B1188:64

Without using M-MDS (On-board diagnostic test mode)

Audio unit (without display)

03:Er07

Audio unit (with display)

Device code 22/error code 07

Car-navigation unit

Device code 22/error code 07
Possible cause
•  CD is inserted upside down
•  Defective CD (e.g., cracked, badly bent, rough edges, scratch, dirty CD, condensation)
•  Non-conventional discs (e.g., 8 cm (3 in) CD*1, 8 cm (3 in) disc adapter*2, heart-shaped disc, octagonal disc)
•  Audio unit/car-navigation unit malfunction

*1  :with CD changer
*2  :with CD player

Diagnostic procedure

STEP

INSPECTION

ACTION
1
•  Turn the radio ON and inspect that there is sound.
•  Is there sound?
Note
•  Check for the volume dial position.
Yes
Go to the next step.
No
Go to the symptom troubleshooting No.3 (Audio system).
2
•  Was CD inserted properly, label-side up?
Yes
Go to the next step.
No
Explain to the customer that CD should be inserted into the slot, label-side up.
3
•  Replace the CD known to be good.
•  Does the CD player/changer load the CD?
Yes
Go to the next step.
No
Replace the audio unit/car-navigation unit.
(See AUDIO UNIT REMOVAL/INSTALLATION.)
(See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)
4
•  Visually inspect the CD.
―  Is there any dirt, scratch or deformation on the CD?
―  Is the CD a non-conventional disc?
―  Is there a CD in MP3/WMA recording?
Yes
Explain to the customer that the defective CD or non-conventional disc cannot be use.
No
Replace the audio unit/car-navigation unit.
(See AUDIO UNIT REMOVAL/INSTALLATION.)
(See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)