Mazda CX-9 Grand Touring. Manual - part 322

available?  

No

Go to the next step.

3

VERIFY RELATED PENDING CODE 
OR STORED DTCs  



Turn the ignition switch off then to 
the ON position (Engine off).  



Verify the related PENDING CODE 
or stored DTCs using the M-MDS.  

Yes

Go to the appropriate DTC troubleshooting.(See 
DTC TABLE [MZI-3.7].)

No

Go to the next step

4

INSPECT THE PERFORMANCE OF 
THE PROCESSOR  



Turn the ignition switch off.  



Disconnect the battery and wait for 1 
min.  



Connect the battery.  



Start the engine and warm it up 
completely.  



Allow the engine idle to stabilize.  



Access FTP PID.  



Is the pressure equal to 0 kPa {0 
kgf/cm

2

 , 2.0 psi}.  

Yes Go to Step 6.

No

Go to the next step.

5

INSPECT FOR SELF-TEST DTC P260F 



Idle the engine 2 min.  



Perform the KOEO/KOER self-test.  



Is DTC P260F present?  

Yes Go to the next step.

No

Troubleshooting completed.

6

INSPECT PCM FOR THE LATEST 
CALIBRATION  



Program the PCM to the latest 
calibration.  



Turn the ignition switch to the ON 
position (Engine running).  



Idle the engine for 2 min.  



Perform the KOEO/KOER self-test.  



Is DTC P260F present?  

Yes Go to the next step.

No

Troubleshooting completed.

INSPECT FOR CORRECT PCM 
OPERATION  



Disconnect all the PCM connectors.  



Visually inspect for: 



Pushed out pins  

Yes Go to the next step.

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:08:44 AM

Page 421 

© 2005 Mitchell Repair Information Company, LLC. 

7



Corrosion  



Connect all the PCM connectors and 
verify that they seat correctly.  



Retrieve DTCs using the M-MDS.  



Is the PENDING CODE for this DTC 
present?  

No

The system is correctly. Go to the next step.

8

VERIFY TROUBLESHOOTING OF 
DTC P260F HAS BEEN COMPLETED 



Verify that all disconnected 
connectors reconnected.  



Clear the DTC from the PCM 
memory using the M-MDS.  



Perform the KOEO or KOER self-test 
using the M-MDS. 

(See KOEO/KOER SELF TEST 
[MZI-3.7].) 



Is the PENDING CODE for the DTC 
present?  

Yes

Replace the PCM, then go to the next step. (See 
PCM REMOVAL/INSTALLATION [MZI-
3.7] .)

No

Go to the next step.

9

VERIFY AFTER REPAIR 
PROCEDURE  



Perform "AFTER REPAIR 
PROCEDURE". (See AFTER 
REPAIR PROCEDURE [MZI-
3.7].)  



Are any DTCs present?  

Yes

Go to the applicable DTC inspection. (See DTC 
TABLE [MZI-3.7].)

No

Troubleshooting completed.

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:08:44 AM

Page 422 

© 2005 Mitchell Repair Information Company, LLC. 

2008 ENGINE

Service Tools (MZI-3.7) - Mazda CX-9 

ENGINE SST [MZI-3.7] 

1. Mazda SST number  

2. Global SST number 

Example  

Fig. 1: Identifying Service Tools (1 Of 2) 
Courtesy of MAZDA MOTORS CORP.

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Service Tools (MZI-3.7) - Mazda CX-9

  

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Service Tools (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:02:35 AM

Page 1 

© 2005 Mitchell Repair Information Company, LLC. 

Microsoft 

 

Sunday, November 15, 2009 10:02:41 AM

Page 1 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 2: Identifying Service Tools (2 Of 2) 
Courtesy of MAZDA MOTORS CORP.

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Service Tools (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:02:35 AM

Page 2 

© 2005 Mitchell Repair Information Company, LLC.