Mazda CX 7. Manual — part 348
ON-BOARD DIAGNOSTIC [AUDIO]
09-02G–1
09-02G
09-02G ON-BOARD DIAGNOSTIC [AUDIO]
STARTING PROCEDURE FOR
ON-BOARD DIAGNOSTIC
TEST MODE[AUDIO] . . . . . . . . . . . . . . 09-02G–1
SUPPLIER IDENTIFICATION
PROCEDURE[AUDIO] . . . . . . . . . . . . . 09-02G–2
Identification Using the Label or
Inscribed Lettering . . . . . . . . . . . . . . 09-02G–2
Identification Using the On-board
Diagnostic Test Mode. . . . . . . . . . . . . 09-02G–2
MEMORY CLEARING PROCEDURE
[AUDIO] . . . . . . . . . . . . . . . . . . . . . . . . . 09-02G–2
DTC TABLE[AUDIO] . . . . . . . . . . . . . . . . 09-02G–3
DTC 16:ER12[AUDIO] . . . . . . . . . . . . . . . 09-02G–4
DTC 17:ER11[AUDIO] . . . . . . . . . . . . . . . 09-02G–4
DIAGNOSTIC ASSIST FUNCTION
[AUDIO] . . . . . . . . . . . . . . . . . . . . . . . . . 09-02G–5
Structural View . . . . . . . . . . . . . . . . . . . 09-02G–5
Button Inspection . . . . . . . . . . . . . . . . . 09-02G–5
Speaker Inspection . . . . . . . . . . . . . . . . 09-02G–5
Radio Reception
Condition Inspection. . . . . . . . . . . . . . 09-02G–6
Antenna control
condition inspection. . . . . . . . . . . . . . . 09-02G–6
End of Toc
WM: AUDIO UNIT
STARTING PROCEDURE FOR ON-BOARD DIAGNOSTIC TEST MODE[AUDIO]
id0902f6803700
Note
• All DTCs displayed in the on-board diagnostic test mode should be entered in the Audio Repair Order
Form.
1. Turn the ignition switch to the ACC or ON position.
2. Turn the POWER switch off.
3. While pressing the POWER button,
simultaneously press the FM/AM button and the
MEDIA button for 2 s or more.
Note
• If several DTCs are in the memory, they can
be displayed using the SEEK button (up or
down).
4. To stop the on-board diagnostic test mode, turn
the ignition switch off.
End Of Sie
SEEK
BUTTON
POWER BUTTON
FM/AM BUTTON
MEDIA BUTTON
acxuuw00001842
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ON-BOARD DIAGNOSTIC [AUDIO]
09-02G–2
SUPPLIER IDENTIFICATION PROCEDURE[AUDIO]
id0902f6803800
Note
• The supplier can vary with the module. When asking the supplier (service center) for repair or
replacement, identify the supplier and fill in the Audio Repair Order Form with the following procedures.
Identification Using the Label or Inscribed Lettering
1. Remove the audio unit.
2. Verify the supplier by referring to the label attached to each unit.
Identification Using the On-board Diagnostic Test Mode.
1. Start the on-board diagnostic test mode.
2. Identify the device and supplier codes by referring
to the information display.
Note
• If no DTC is stored, no codes will be
displayed.
End Of Sie
MEMORY CLEARING PROCEDURE[AUDIO]
id0902f6803900
1. Start the on-board diagnostic test mode.
2. While pressing the POWER button,
simultaneously press the AUDIO CONT button for
2 s or more.
Caution
• Before clearing the memory, be sure to
enter all of the DTCs displayed in the on-
board diagnostic test mode in the Audio
Repair Order Form.
3. To stop the on-board diagnostic test mode, turn
the ignition switch off.
End Of Sie
Supplier code
Supplier name
1
SANYO Automedia
2
Panasonic
3
Clarion
4
Pioneer
Part
number
Part name
00
Cassette deck
03
CD player
05
CD changer (external)
06
CD changer
09
Base unit
10
MP3 applicable CD player system
16
CAN system
17
CAN system
21
Audio cover
22
MP3 applicable CD changer
SUPPLIER CODE
PART NUMBER
acxuuw00001843
AUDIO CONT BUTTON
POWER BUTTON
acxuuw00001845
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ON-BOARD DIAGNOSTIC [AUDIO]
09-02G–3
09-02G
DTC TABLE[AUDIO]
id0902f6804000
Screen display
Detection condition
Possible cause/inspection
DTC
(When starting on-board
diagnostic test function)
00: Er01
Cassette deck cannot implement
insert and eject commands.
Cassette deck malfunction
00: Er03
Reel built into cassette deck does
not operate.
Verify condition of the cassette deck.
00: Er04
Cassette tape is worn out.
• Tape wear
• Verify condition of the cassette deck.
00: Er10
Cassette deck does not operate.
• Malfunction of connectors between base unit and
cassette deck
• Cassette deck malfunction
03: Er01
CD player cannot implement
insert and eject commands.
CD player malfunction
03: Er02
Cannot change tracks.
CD player malfunction
03: Er07
CD reading error.
• Defective CD (scratches or dirt)
• CD player malfunction
03: Er10
CD player does not operate.
• Malfunction of connectors between base unit and CD
player
• CD player malfunction
05: Er01
CD changer (external) cannot
implement insert, eject, and disc
change commands.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• CD changer (external) malfunction
05: Er07
CD reading error.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• CD changer (external) malfunction
05: Er10
CD changer (external) does not
operate.
• Malfunction of connectors between base unit and CD
changer (external)
• CD changer (external) malfunction
06: Er01
CD changer cannot implement
insert, eject, and disc change
commands.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• CD changer malfunction
06: Er02
Cannot change tracks.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• CD changer malfunction
06: Er07
CD reading error.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• CD changer malfunction
06: Er10
CD changer does not operate.
• Malfunction of connectors between base unit and CD
changer
• CD changer malfunction
09: Er20
Audio system does not operate.
Voltage at base unit is low.
09: Er21
Broken sound/No sound
Inspect the audio system operation according to vehicle
condition.
09: Er22
No radio reception
Inspect the radio operation according to vehicle condition.
10: Er01
MP3 applicable CD player cannot
implement insert and eject
commands.
MP3 applicable CD player malfunction
10: Er02
Cannot change tracks.
MP3 applicable CD player malfunction
10: Er07
MP3 CD reading error.
Incorrect format CD
10: Er10
MP3 applicable CD player does
not operate.
• Malfunction of connectors between base unit and MP3
applicable CD player
• MP3 applicable CD player malfunction
16: Er12
—
CAN system
17: Er11
—
CAN system
21: Er17
Incorrect combination (base unit
and audio cover)
Install the correct base unit or the audio cover.
21: Er18
21: Er19
Communication error between
base unit and audio cover
Malfunction of connectors between base unit and audio
cover
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ON-BOARD DIAGNOSTIC [AUDIO]
09-02G–4
End Of Sie
DTC 16:ER12[AUDIO]
id0902f6804100
Diagnostic procedure
End Of Sie
DTC 17:ER11[AUDIO]
id0902f6804200
Diagnostic procedure
End Of Sie
22: Er01
MP3 applicable CD changer
cannot implement insert, eject,
and disc change commands.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• MP3 applicable CD changer malfunction
22: Er02
Cannot change tracks.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• MP3 applicable CD changer malfunction
22: Er07
CD reading error.
• Defective CD (curved, broken or foreign material stuck/
attached, etc.)
• MP3 applicable CD changer malfunction
22: Er10
MP3 applicable CD changer does
not operate.
• Malfunction of connectors between base unit and MP3
applicable CD changer
• MP3 applicable CD changer malfunction
no Err
No DTCs stored
No DTCs stored
Screen display
Detection condition
Possible cause/inspection
DTC
(When starting on-board
diagnostic test function)
DTC 16:Er12
CAN system communication error
DETECTION
CONDITION
• CAN system communication error
POSSIBLE
CAUSE
• Malfunction of wiring harness between base unit and other CAN system related module
• Audio unit malfunction
ACTION
(See09-02D-2 MULTIPLEX COMMUNICATION SYSTEM[MULTIPLEX COMMUNICATION SYSTEM].)
DTC 17:Er11
CAN system communication error
DETECTION
CONDITION
• ALC function does not operate.
POSSIBLE
CAUSE
• Malfunction of wiring harness between base unit and other CAN system related module
• CAN system related module malfunction
ACTION
(See09-02D-2 MULTIPLEX COMMUNICATION SYSTEM[MULTIPLEX COMMUNICATION SYSTEM].)
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