Mazda CX-7 2007 Workshop Manual page 1467

SYMPTOM TROUBLESHOOTING [CD PLAYER/CHANGER]
NO.1 CD PLAYER/CHANGER DOES NOT LOAD THE CD OR EJECTS THE CD IMMEDIATELY[CD PLAYER/
CHANGER]
CD player/changer does not load the CD or ejects the CD immediately
1
Possible DTC: 03:Er01, 03:Er10
Troubleshooting hints
• CD is inserted upside down
• Audio units is malfunctioning
• Defective CD (e.g., cracked, badly bent, rough edges, scratch, dirty CD, condensation)
• Non-conventional discs (e.g., 8 cm (3 in) CD, 8 cm (3 in) disc adapter, heart-shaped disc, octagonal disc)
• Poor connection of audio unit connector or terminal (e.g., damaged, bent, pulled-out pin, corrosion)
• Deformed disc is used (e.g., out of specification (thickness), bent disc)
Diagnostic procedure
STEP
• Is CD inserted properly, label-side up?
1
• Replace with a CD known to be good.
2
• Does the CD player/changer load the CD?
• Visually inspect the CD.
3
— Is there any dirt, scratch or deformation
on the CD?
— Is the CD a non-conventional disc?
• Turn the ignition switch to the LOCK position.
4
• Inspect the connection of the audio unit
connector (24-pin).
• Inspect both audio unit connector and wiring
harness-side connector for poor connection.
(such as damaged/bent/pulled-out pins,
corrosion)
• All the pins and connector normal?
End Of Sie
INSPECTION
Yes Go to the next step.
No Explain to the customer that CD should be inserted into the
slot, label-side up.
Yes Go to the next step.
No Replace the audio unit.
Yes Explain to the customer that the defective CD or non-
conventional disc cannot be use.
No Go to the next step.
Yes Replace the audio unit.
No If the audio unit connector/pin is wrong:
• Replace the audio unit.
If the wiring harness-side connector/pin is wrong:
• Repair or replace the pins and/or the connector.
id0903e5826100
ACTION
09-03G–3
09-03G