Mazda CX-9 Grand Touring. Manual - part 550

2008 ACCESSORIES & BODY, CAB

Power Systems - Mazda CX-9 

POWER SYSTEM LOCATION INDEX 

Fig. 1: Identifying Power System Components Location 
Courtesy of MAZDA MOTORS CORP. 

FUSE SERVICE CAUTIONS 

MAIN FUSE REMOVAL/INSTALLATION 

1. Disconnect the negative battery cable.  

2. Remove the main fuse block cover.  

3. Remove in the order indicated in the table.  

4. Install in the reverse order of removal. 

CAUTION:



Determine and correct the cause of the burnt fuse before replacing it 
with the specified type, if the fuse is replaced before doing this, it 
may burn again.  

 

2008 Mazda CX-9 Grand Touring 

2008 ACCESSORIES & BODY, CAB Power Systems - Mazda CX-9

  

 

2008 Mazda CX-9 Grand Touring 

2008 ACCESSORIES & BODY, CAB Power Systems - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:41:28 AM

Page 1 

© 2005 Mitchell Repair Information Company, LLC. 

Microsoft 

 

Sunday, November 15, 2009 10:41:32 AM

Page 1 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 2: Identifying Main Fuse Screw 
Courtesy of MAZDA MOTORS CORP. 

IGNITION SWITCH REMOVAL/INSTALLATION 

1. Disconnect the negative battery cable.  

2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION .)  

3. Remove in the order indicated in the table. 

Fig. 3: Identifying Ignition Switch Remove/Install Components 
Courtesy of MAZDA MOTORS CORP. 

4. Install in the reverse order of removal.  

IGNITION SWITCH INSPECTION 

1. Verify that the continuity between the ignition switch terminals is as indicated in the table. 



If not as indicated in the table, replace the ignition switch. 

 

2008 Mazda CX-9 Grand Touring 

2008 ACCESSORIES & BODY, CAB Power Systems - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:41:28 AM

Page 2 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 4: Ignition Switch Terminals Continuity Chart 
Courtesy of MAZDA MOTORS CORP. 

Fig. 5: Identifying Ignition Switch Terminals 
Courtesy of MAZDA MOTORS CORP. 

KEY REMINDER SWITCH REMOVAL/INSTALLATION 

1. Disconnect the negative battery cable.  

2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION .)  

3. Disconnect the key reminder switch connector.  

4. Remove the key reminder switch.  

5. Install in the reverse order of removal. 

 

2008 Mazda CX-9 Grand Touring 

2008 ACCESSORIES & BODY, CAB Power Systems - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:41:28 AM

Page 3 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 6: Identifying Key Reminder Switch And Steering Lock
Courtesy of MAZDA MOTORS CORP. 

KEY REMINDER SWITCH INSPECTION 

1. Disconnect the negative battery cable.  

2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION .)  

3. Disconnect the key reminder switch connector.  

4. Inspect for continuity between the key reminder switch terminals using a tester. 



If there is any malfunction, replace the key reminder switch. 

Fig. 7: Key Reminder Switch Terminals Continuity Chart 
Courtesy of MAZDA MOTORS CORP. 

Fig. 8: Identifying Key Reminder Switch Terminals 
Courtesy of MAZDA MOTORS CORP. 

STEERING LOCK UNIT INSPECTION 

1. Measure the voltage at each terminal is as indicated in the Terminal Voltage Tables. 



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

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

have any malfunction, replace the steering look unit.  

TERMINAL VOLTAGE TABLE (REFERENCE) 

 

2008 Mazda CX-9 Grand Touring 

2008 ACCESSORIES & BODY, CAB Power Systems - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:41:28 AM

Page 4 

© 2005 Mitchell Repair Information Company, LLC.