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Mazda CX-9 Grand Touring. Manual - part 115

2008 BRAKES

On-Board Diagnostic (DSC/RSC) - Mazda CX-9

SYSTEM WIRING DIAGRAM [DSC/RSC]

Fig. 1: Brakes - System Wiring Diagram (DSC/RSC)
Courtesy of MAZDA MOTORS CORP.

ON-BOARD DIAGNOSTIC [DSC/RSC]

2008 Mazda CX-9 Grand Touring

2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9

2008 Mazda CX-9 Grand Touring

2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:50:12 AM

Page 1

Microsoft

Sunday, November 15, 2009 9:50:17 AM

Page 1

ON-BOARD DIAGNOSTIC (OBD) TEST DESCRIPTION



The OBD test inspects the integrity and function of the DSC/RSC and outputs the results when requested
by the specific tests.



On-board diagnostic test also:



Provides a quick inspection of the DSC/RSC usually performed at the start of each diagnostic
procedure.



Provides verification after repairs to ensure that no other faults occurred during service.



The OBD test is divided into 3 tests:



Read/clear diagnostic results, PID monitor and record and active command modes.

READ/CLEAR DIAGNOSTIC RESULTS



This function allows you to read or clear DTCs in the DSC/RSC HU/CM memory.

PID/DATA MONITOR & RECORD



This function allows you to access certain data values, input signals, calculated values, and system status
information.

ACTIVE COMMAND MODES



This function allows you to control devices through the M-MDS.

READING DTCS PROCEDURE

1. Connect the M-MDS to the DLC-2.

2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.



When using the IDS (laptop PC)

1. Select "Self Test".

2. Select "Modules".

3. Select "ABS".



When using the PDS (Pocket PC)

1. Select "Module Tests".

2. Select "ABS".

3. Select "Self Test".

3. Verify the DTC according to the directions on the screen.

2008 Mazda CX-9 Grand Touring

2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:50:12 AM

Page 2

Fig. 2: Identifying DLC-2 Connector
Courtesy of MAZDA MOTORS CORP.



If any DTCs are displayed, perform troubleshooting according to the corresponding DTC
inspection.

4. After completion of repairs, clear all DTCs stored in the DSC/RSC. (See CLEARING DTCS

PROCEDURES.)

CLEARING DTCS PROCEDURES

1. Connect the M-MDS to the DLC-2.

2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.



When using the IDS (laptop PC)

1. Select "Self Test".

2. Select "Modules".

3. Select "ABS".



When using the PDS (Pocket PC)

1. Select "Module Tests".

2. Select "ABS".

3. Select "Self Test".

3. Verify the DTC according to the directions on the screen.

4. Press the clear button on the DTC screen to clear the DTC.

5. Verify that no DTCs are displayed.

2008 Mazda CX-9 Grand Touring

2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:50:12 AM

Page 3

Fig. 3: Identifying DLC-2 Connector
Courtesy of MAZDA MOTORS CORP.

PID/DATA MONITOR AND RECORD PROCEDURE

1. Connect the M-MDS to the DLC-2.

2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.



When using the IDS (laptop PC)

1. Select "DataLogger".

2. Select "Modules".

3. Select "ABS".



When using the PDS (Pocket PC)

1. Select "Module Tests".

2. Select "ABS".

3. Select "DataLogger".

3. Select the applicable PID from the PID table.

4. Verify the PID data according to the directions on the screen.

Fig. 4: Identifying DLC-2 Connector
Courtesy of MAZDA MOTORS CORP.

NOTE:



The PID data screen function is used for monitoring the calculated

2008 Mazda CX-9 Grand Touring

2008 BRAKES On-Board Diagnostic (DSC/RSC) - Mazda CX-9

Microsoft

Sunday, November 15, 2009 9:50:12 AM

Page 4

Content .. 113 114 115 116 ..