Mazda CX 7. Manual - part 428

ENTERTAINMENT 

09-20–5

09-20

Audio Unit Removal Note

1. Detach clip A using a flathead screwdriver.
2. Pull the Audio unit outward, detach clip B from the 

dashboard, and then remove the Audio unit.

End Of Sie

AUDIO UNIT DISASSEMBLY/ASSEMBLY

id092000800800

Standard Specification Type

Caution

• Before disassembling the audio unit, spread a cloth on the floor to put the disassembled parts on. 

This protects the surface of the panel from scratches or dirt.

1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.

.

End Of Sie

WM: CAR-NAVIGATION UNIT

CAR-NAVIGATION UNIT REMOVAL/INSTALLATION

id092000801000

Note

• Car-navigation unit is located under the front seat (passenger’s side).

1. Disconnect the negative battery cable.
2. Remove the seat belt anchor. (passenger’s side) (See 08-11-2 FRONT SEAT BELT REMOVAL/

INSTALLATION.)

3. Remove the front seat. (passenger’s side) (See 09-13-2 FRONT SEAT REMOVAL/INSTALLATION.)
4. Remove in the order indicated in the table.

.

5. Install in the reverse order of removal.

End Of Sie

WM: AUDIO AMPLIFIER

CLIP B

CLIP A

B

B

A

A

acxuuw00001013

1

Screw A

2

Audio cover

3

Screw B

4

Bracket

5

Base unit

3

4

2

1

1

3

4

5

acxuuw00001017

1

Bolt

2

Connector

3

Car-navigation unit

1

1

3

VEHICLE FRONT

2

7.8—11 N·m 
{80—120 kgf·cm, 
70—104 in·lbf}

BOLT: 

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ENTERTAINMENT 

09-20–6

AUDIO AMPLIFIER REMOVAL/INSTALLATION

id092000801100

1. Disconnect the negative battery cable.
2. Remove the sub trunk box. (See 09-17-25 SUB TRUNK BOX REMOVAL/INSTALLATION.)
3. Fold the second-row seat backs forward.
4. Remove in the order indicated in the table.

5. Install in the reverse order of removal.

End Of Sie

AUDIO AMPLIFIER CONFIGURATION

id092000805300

1. Connect the M-MDS to DLC-2.
2. After the vehicle is identified, select the following 

items from the initial screen of the M-MDS.

• When using the IDS (notebook PC)

1. Select the “Module Programming”.

• When using the PDS (pocket PC)

1. Select “Programming”.
2. Select “Module Programming”.

3. Then, select the “Programmable Module 

Installation”, “AM” from the screen menu.

4. Perform the configuration according to the 

directions on the screen.

End Of Sie

WM: SPEAKER

FRONT DOOR SPEAKER REMOVAL/INSTALLATION

id092000802200

1. Disconnect the negative battery cable.
2. Remove the inner garnish. (See 09-17-20 INNER GARNISH REMOVAL/INSTALLATION.)
3. Remove the front door trim. (See 09-17-20 FRONT DOOR TRIM REMOVAL/INSTALLATION.)
4. Remove in the order indicated in the table.

5. Install in the reverse order of removal.

1

Bolt

2

Connector

3

Audio amplifier

3

1

1

2

7.8—11 N·m 
{80—120 kgf·cm, 
70—104 in·lbf}

acxuuw00001019

DLC-2

acxuuw00002264

1

Screw

2

Connector

3

Front door speaker
(See 09-20-7 Front Door Speaker Installation Note.)

2

3

1

acxuuw00001192

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ENTERTAINMENT 

09-20–7

09-20

Front Door Speaker Installation Note

1. Remove the speaker with the wiring harness 

passing through the groove of the front door 
module.

Caution

• If the speaker is installed with the wiring 

harness out of the groove, an open 
circuit in the wiring harness could occur.

End Of Sie

FRONT DOOR SPEAKER INSPECTION

id092000802300

1. Verify the resistance between front door speaker 

terminals.

• If the resistance is not within the specification, 

replace the front door speaker.

Resistance

Standard: 4 ohms
Bose: 2 ohms

2. Connect a 1.5 V battery to the front door speaker 

and verify that noise is heard from the front door 
speaker.

• If no noise is heard, replace the front door 

speaker.

End Of Sie

REAR DOOR SPEAKER REMOVAL/INSTALLATION

id092000805000

1. Disconnect the negative battery cable.
2. Remove the rear door trim. (See 09-17-23 REAR DOOR TRIM REMOVAL/INSTALLATION.)
3. Remove in the order indicated in the table.

.

4. Install in the reverse order of removal.

Rear Door Speaker Installation Note

1. Remove the speaker with the wiring harness 

passing through the groove of the rear door 
module.

Caution

• If the speaker is installed with the wiring 

harness out of the groove, an open 
circuit in the wiring harness could occur.

End Of Sie

WIRING HARNESS

FRONT DOOR UNIT

GROOVE

acxuuw00001193

A

B

A

B

acxuuw00001194

1

Screw

2

Connector

3

Rear door speaker
(See 09-20-7 Rear Door Speaker Installation Note.)

2

3

1

acxuuw00001192

WIRING HARNESS

REAR DOOR UNIT

GROOVE

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ENTERTAINMENT 

09-20–8

REAR DOOR SPEAKER INSPECTION

id092000804900

1. Verify the resistance between rear door speaker 

terminals.

• If the resistance is not within the specification, 

replace the rear door speaker.

Resistance

Standard: 4 ohms
Bose: 2.15 ohms

2. Connect a 1.5 V battery to the rear door speaker 

and verify that noise is heard from the rear door 
speaker.

• If no noise is heard, replace the rear door 

speaker.

End Of Sie

FRONT SPEAKER REMOVAL/INSTALLATION

id092000806600

1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.

.

3. Install in the reverse order of removal.

End Of Sie

FRONT SPEAKER INSPECTION

id092000806700

1. Verify the resistance between front speaker 

terminals.

• If the resistance is not within the specification, 

replace the front speaker.

Resistance

3.6 ohms

2. Connect a 1.5 V battery to the front speaker and 

verify that noise is heard from the front speaker.

• If no noise is heard, replace the front speaker.

End Of Sie

REAR SPEAKER REMOVAL/INSTALLATION

id092000802400

1. Disconnect the negative battery cable.
2. Remove the following parts:

(1) Rear scuff plate inner (See 09-17-19 REAR SCUFF PLATE REMOVAL/INSTALLATION.)
(2) Rear seat (See 09-13-7 REAR SEAT REMOVAL/INSTALLATION.)
(3) Sub trunk box (See 09-17-25 SUB TRUNK BOX REMOVAL/INSTALLATION.)
(4) Trunk end trim (See 09-17-24 TRUNK END TRIM REMOVAL/INSTALLATION.)
(5) Trunk side trim (See 09-17-24 TRUNK SIDE TRIM REMOVAL/INSTALLATION.)
(6) D-pillar trim (See 09-17-18 D-PILLAR TRIM REMOVAL/INSTALLATION.)

A

B

A

B

acxuuw00001194

1

Cover

2

Screw

3

Speaker

4

Connector

3

1

2

4

acxuuw00001806

A

B

A

B

ampjjw00003309

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