Mazda CX-9 Grand Touring. Manual — part 294

DTC P1000 [MZI-3.7]

DTC P1000 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES

DIAGNOSTIC PROCEDURE

DTC P1000 (MZI-3.7) DIAGNOSTIC PROCEDURE

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.

6

VERIFY TROUBLESHOOTING OF DTC
P0690 HAS BEEN COMPLETED



Verify that all disconnected connectors
reconnected.



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



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.

7

VERIFY AFTER REPAIR PROCEDURE



Perform the "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.

DTC P1000

OBD-II systems readiness test not complete

DETECTION

CONDITION



P1000 indicates that the OBD-II monitor testing is not complete.

POSSIBLE CAUSE



The vehicle is new from the factory and has not yet completed an OBD-
II Drive Cycle.



The battery or the PCM has been disconnected.



OBD-II monitor malfunction had occurred before completion of an
OBD-II Drive Cycle.



The PCM DTCs have been cleared with an M-MDS tester as part of a
service process.

2008 Mazda CX-9 Grand Touring

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

Microsoft

Sunday, November 15, 2009 10:08:40 AM

Page 309

© 2005 Mitchell Repair Information Company, LLC.

DTC P1001 [MZI-3.7]

DTC P1001 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES

STEP

INSPECTION

ACTION

1

VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED



Has FREEZE FRAME DATA been
recorded?

Yes Go to the next step.

No

Record FREEZE FRAME DATA on the repair

order, then go to the next step.

2

VERIFY RELATED REPAIR
INFORMATION AVAILABILITY



Verify related Service Bulletins and/or
on-line repair information availability.



Is any related Service Bulletins
available?

Yes

Perform repair or diagnosis according to the
available Service Bulletins.



If the vehicle is not repaired, go to the
next step.

No

Go to the next step.

3

DTC P1000: INSPECT FOR OTHER DTCS



This test should be used only if DTC
P1000 was received in Continuous
Memory. Ignore any DTC P1000s in
KOEO or KOER.



Were any other DTCs received with
P1000?

NOTE:



DTC P1000 indicates that all of
the OBD-II monitors have not
yet been successfully tested to
clear DTC P1000.

Yes

Repair other DTCs. Go to the applicable DTC
Troubleshooting.

No

Go to the next step.

4

REQUEST TO CLEAR DTC P1000



Has the customer requested DTC P1000
be cleared from the PCM memory?

Yes

Perform the Drive Mode.
(See OBD-II DRIVE MODE [MZI-3.7].)

No

Inform customer that if the law in the state

requires additional driving in order to clear

DTC P1000 from the PCM memory, it must be

performed before an inspection maintenance

test.

5

VERIFY AFTER REPAIR PROCEDURE



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



Are any DTC 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 10:08:40 AM

Page 310

© 2005 Mitchell Repair Information Company, LLC.

DIAGNOSTIC PROCEDURE

DTC P1001 (MZI-3.7) DIAGNOSTIC PROCEDURE

DTC P1001

KOER not able to complete, KOER aborted

DETECTION CONDITION



P1001 indicates any of the following



Unable to access Continuous Memory DTCs.



Unable to activate KOEO or KOER Self-Test.



M-MDS tester communication problem.



DTC displayed by M-MDS tester not listed.



KOER Self-Test cannot be completed.

POSSIBLE CAUSE



Damaged DLC-2.



Incorrect Self-Test procedure.



VREF is not in specification.



Idle RPM out of specification.



Open in DLC-2 wiring harness circuit.



Short in DLC-2 circuit or associated modules.



Damaged PCM power relay circuit

STEP

INSPECTION

ACTION

1

VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED



Has FREEZE FRAME DATA been
recorded?

Yes Go to the next step.

No

Record FREEZE FRAME DATA on the repair

order, then go to the next step.

2

VERIFY RELATED REPAIR
INFORMATION AVAILABILITY



Verify related Service Bulletins
and/or on-line repair information
availability.



Is any related Service Bulletins
available?

Yes

Perform repair or diagnosis according to the
available Service Bulletins.



If the vehicle is not repaired, go to the next
step.

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 related pending code or stored
DTCs.



Are other DTCs present?

Yes

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

No

Go to the next step.

INSPECT FOR CORRECT PCM

2008 Mazda CX-9 Grand Touring

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

Microsoft

Sunday, November 15, 2009 10:08:40 AM

Page 311

© 2005 Mitchell Repair Information Company, LLC.

DTC P1101 [MZI-3.7]

DTC P1101 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES

4

OPERATION



Disconnect all the PCM connectors.



Visually inspect for:



Pushed out pins



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?

Yes

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

No

Go to the next step.

5

VERIFY TROUBLESHOOTING OF
DTC P1001 HAS BEEN COMPLETED



Verify that all disconnected
connectors are reconnected.



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



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



Start the engine and run it at idle.



Retrieve DTCs using the M-MDS.



Is the PENDING CODE for this 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.

6

VERIFY AFTER REPAIR
PROCEDURE



Perform the "After Repair
Procedure". (See AFTER REPAIR
PROCEDURE [MZI-3.7].)



Are any DTC present?

Yes

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

No

Troubleshooting completed.

DTC P1101

MAF sensor out of self-test range

DETECTION

CONDITION



The MAF sensor circuit is monitored by the PCM for an out of range air flow (or
voltage) input. If, during KOEO, the air flow voltage signal is more than 0.27 V with
the ignition switch in the ON position (Engine off). Likewise, the test fails if the
airflow voltage signal is not within 0.46 to 2.44 V with the ignition switch in the ON
position (Engine running) (KOER).



Low battery charge

2008 Mazda CX-9 Grand Touring

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

Microsoft

Sunday, November 15, 2009 10:08:40 AM

Page 312

© 2005 Mitchell Repair Information Company, LLC.