Mazda CX-9 Grand Touring. Manual - part 599

REAR SIDE 



Related wiring harnesses 

1H

Communication

BCM

Because this terminal is for 

communication, good/no good 

judgment by terminal voltage is 

not possible.



BCM (See BODY 
CONTROL MODULE 
(BCM) INSPECTION ) 



Related wiring harnesses 

1I

Close output

Power 

window 

motor

While door glass 
is opening

1.0 or less



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

While door glass 

is closing

B+

1K

Open output

Power 

window 

motor

While door glass 
is opening

B+



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

While door glass 

is closing

1.0 or less

1M

GND

Body ground

Under any 
condition

1.0 or less



Related wiring harnesses 

1N

Power supply

P/W 30 A 

fuse

Under any 
condition

B+



P/W 30 A fuse  



Related wiring harnesses 

2A

Sensor ground

Power 

window 

motor

Under any 
condition

1.0 or less



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

2B

Power supply

Power 

window 

motor

While IG ON or 
IG OFF timer 
works

B+



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

2C

Pulse 1

Power 

window 

motor

Door glass is not 
in motion

0 or 5.0



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

Door glass is in 

motion

Alternates 
between 0 

and 5.0

2D

Pulse 2

Power 

window 

motor

Door glass is in 
motion

Alternates 
between 0 

and 5.0



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

Door glass is not 

in motion

0 or 5.0

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Glass/Windows/Mirrors - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:36:16 AM

Page 14 

© 2005 Mitchell Repair Information Company, LLC. 

1. Remove the power window main switch. (See POWER WINDOW MAIN SWITCH 

REMOVAL/INSTALLATION.)  

2. When inspecting the rear, turn the power-cut switch UNLOCK.  

3. Inspect for continuity between the power window main switch terminals. 



If not as specified, replace the power window main switch. 

Fig. 20: Power Window Main Switch (Rear Side) - Circuit Diagram 
Courtesy of MAZDA MOTORS CORP. 

POWER WINDOW SUBSWITCH REMOVAL/INSTALLATION 

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Glass/Windows/Mirrors - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:36:16 AM

Page 15 

© 2005 Mitchell Repair Information Company, LLC. 

PASSENGER SIDE 

1. Disconnect the negative battery cable.  

2. Remove the inner garnish. (See INNER GARNISH REMOVAL/INSTALLATION .)  

3. Remove the front door trim. (See FRONT DOOR TRIM REMOVAL/INSTALLATION )  

4. Remove the screw, and remove the power window subswitch from inside the front door trim.  

5. Install in the reverse order of removal. 

Fig. 21: Identifying Power Window Subswitch & Screw (Passenger Side) 
Courtesy of MAZDA MOTORS CORP. 

REAR SIDE 

1. Disconnect the negative battery cable.  

2. Remove the inner sail garnish. (See INNER SAIL GARNISH REMOVAL/INSTALLATION .)  

3. Remove the rear door trim. (See REAR DOOR TRIM REMOVAL/INSTALLATION )  

4. Remove the screw, and remove the power window subswitch from inside the front door trim.  

5. Install in the reverse order of removal. 

Fig. 22: Identifying Power Window Subswitch & Screw (Rear Side) 
Courtesy of MAZDA MOTORS CORP. 

POWER WINDOW SUBSWITCH INSPECTION

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Glass/Windows/Mirrors - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:36:16 AM

Page 16 

© 2005 Mitchell Repair Information Company, LLC. 

PASSENGER SIDE 

1. Measure the voltage at each terminal (other than terminals I). 



If the voltage is not as specified in the Terminal Voltage Table, inspect the parts under "Inspection 
item(s)" and related wiring harnesses.  

2. Disconnect the negative battery cable.  

3. If the system does not work properly even though the inspection items or related wiring harnesses do not 

have any malfunction, replace the power window subswitch. 

Fig. 23: Power Window Subswitch (Passenger Side) - Circuit Diagram 
Courtesy of MAZDA MOTORS CORP. 

VOLTAGE SPECIFICATION 

Terminal Signal name

Connected 

to

Measured 

condition

Voltage (V)/ 

Continuity

Inspection item (s)

A

Communication

Power 

window 

main switch

Because this terminal is for 

communication, good/no good 

judgment by terminal voltage is 

not possible.



Power window motor 
(See POWER 
WINDOW MAIN 
SWITCH 
INSPECTION.)  



Related wiring harnesses 

B

Power supply

Power 

window 

motor

Ignition switch 
at ON or during 
IG-OFF timer

B+



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  



Related wiring harnesses 

C

Close output

Power 

window 

motor

While door 
glass is opening

1.0 or less



Power window motor 
(See POWER 
WINDOW MOTOR 
INSPECTION.)  

While door 

 

2008 Mazda CX-9 Grand Touring 

2008 BODY & ACCESSORIES Glass/Windows/Mirrors - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:36:16 AM

Page 17 

© 2005 Mitchell Repair Information Company, LLC.