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Mazda CX 7. Manual - part 226

ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL]

05-02–13

05-02

End Of Sie

DTC P0708[AW6A-EL, AW6AX-EL]

id050211801100

Diagnostic procedure

End Of Sie

VERIFY RELATED REPAIR INFORMATION
AVAILABILITY

• Verify related Service Bulletins and/or on-line

repair information availability.

• Is any related repair information available?

Yes

Perform repair or diagnosis according to the available
repair information.

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

Replace the TCM, then go to the next step.
(See 05-17-25 TCM REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

VERIFY TROUBLESHOOTING OF DTC P0707
COMPLETED

• Make sure to reconnect all the disconnected

connectors.

• Clear the DTC from the memory using the M-

MDS.

• Drive the vehicle in each range (P— D).

• Is same DTC present?

Yes

Replace the TCM, then go to the next step.
(See 05-17-25 TCM REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

Go to the next step.

VERIFY AFTER REPAIR PROCEDURE

• Perform the “After Repair Procedure”.

(See 05-02-4 AFTER REPAIR
PROCEDURE[AW6A-EL, AW6AX-EL].)

• Are any DTCs present?

Yes

Go to the applicable DTC inspection.
(See 05-02-5 DTC TABLE[AW6A-EL, AW6AX-EL].)

DTC troubleshooting completed.

STEP

INSPECTION

ACTION

DTC P0708

Transaxle range (TR) switch circuit high input

DETECTION

CONDITION

• TR switch position voltage input to TCM is 4.84 V or more when ignition switch is at ON position.

Diagnostic support note:

• This is a continuous monitor (CCM).

• The MIL illuminates if the TCM detects the above malfunction condition during the first drive cycle.

• A PENDING CODE is not available.

• FREEZE FRAME DATA is available.

• The AT warning light illuminates.

• The DTC is stored in the TCM memory.

POSSIBLE

CAUSE

• TR switch malfunction

• TCM malfunction

STEP

INSPECTION

ACTION

VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED

• Has the FREEZE FRAME DATA been

recorded?

Yes

Go to the next step.

Record the FREEZE FRAME DATA on the repair order,
then go to the next step.

VERIFY RELATED REPAIR INFORMATION
AVAILABILITY

• Verify related Service Bulletins and/or on-line

repair information availability.

• Is any related repair information available?

Yes

Perform repair or diagnosis according to the available
repair information.

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

Replace the TCM, then go to the next step.
(See 05-17-25 TCM REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

VERIFY TROUBLESHOOTING OF DTC P0708
COMPLETED

• Make sure to reconnect all the disconnected

connectors.

• Clear the DTC from the memory using the M-

MDS.

• Drive the vehicle in each range (P— D).

• Is same DTC present?

Yes

Replace the TCM, then go to the next step.
(See 05-17-25 TCM REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

Go to the next step.

VERIFY AFTER REPAIR PROCEDURE

• Perform the “After Repair Procedure”.

(See 05-02-4 AFTER REPAIR
PROCEDURE[AW6A-EL, AW6AX-EL].)

• Are any DTCs present?

Yes

Go to the applicable DTC inspection.
(See 05-02-5 DTC TABLE[AW6A-EL, AW6AX-EL].)

DTC troubleshooting completed.

1871-1U-06B(05-02).fm 13 ページ２００６年３月１５日　水曜日　午前１１時１８分

ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL]

05-02–14

DTC P0711[AW6A-EL, AW6AX-EL]

id050211801200

Diagnostic procedure

DTC P0711

Transaxle fluid temperature (TFT) sensor malfunction (stuck)

DETECTION

CONDITION

• Change in ATF temperature cannot be detected for 15 min or more when driving in D range.

Diagnostic support note:

• This is continuous monitor (CCM).

• The MIL illuminates if the TCM detects the above malfunction condition during first drive cycle.

• A PENDING CODE is not available.

• FREEZE FRAME DATA is available.

• The AT warning light illuminates.

• The DTC is stored in the TCM memory.

POSSIBLE

CAUSE

• TFT sensor malfunction

• Damaged connector TCM

• TCM malfunction

STEP

INSPECTION

ACTION

VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED

• Has the FREEZE FRAME DATA been

recorded?

Yes

Go to the next step.

Record the FREEZE FRAME DATA on the repair order,
then go to the next step.

VERIFY RELATED REPAIR INFORMATION
AVAILABILITY

• Verify related Service Bulletins and/or on-line

repair information availability.

• Is any related repair information available?

Yes

Perform repair or diagnosis according to the available
repair information.

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

Go to the next step.

INSPECT TERMINAL COUPLE COMPONENT
FOR POOR CONNECTION

• Turn the ignition switch to the LOCK position.

• Remove the TCM.

(See 05-17-25 TCM REMOVAL/
INSTALLATION[AW6A-EL, AW6AX-EL].)

• Inspect for poor connection (such as damaged/

pulled-out pins, corrosion).

• Are terminals normal?

Yes

Go to the next step.

Replace the couple component, then go to Step 5.

TCM

TFT
SENSOR

COUPLE COMPONENT CONNECTOR

COUPLE COMPONENT

(+)

(-)

1871-1U-06B(05-02).fm 14 ページ２００６年３月１５日　水曜日　午前１１時１８分

ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL]

05-02–15

05-02

End Of Sie

DTC P0712[AW6A-EL, AW6AX-EL]

id050211801300

INSPECT RESISTANCE OF TFT SENSOR
CIRCUIT

• Inspect for resistance between couple

component terminals B8 and B7 (wiring
harness-side).

• Is resistance as shown below?

— ATF temperature 10

°C {50°F}: 5.62— 7.31

kilohms

— ATF temperature 25

°C {77°F}: 3.5 kilohms

— ATF temperature 110

°C {230°F}: 0.22—

0.27 kilohms

(See 05-17-12 TRANSAXLE FLUID

TEMPERATURE (TFT) SENSOR
INSPECTION[AW6A-EL, AW6AX-EL].)

Yes

Go to the next step.

Replace the TFT sensor, then go to the next step.
(See 05-17-13 TRANSAXLE FLUID TEMPERATURE
(TFT) SENSOR REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

VERIFY TROUBLESHOOTING OF DTC P0711
COMPLETED

• Make sure to reconnect all the disconnected

connectors.

• Clear the DTC from the memory using the M-

MDS.

• Drive the vehicle in D range and make sure

that gears shift smoothly from 1GR to 6GR.

• Is same DTC present?

Yes

Replace the TCM, then go to the next step.
(See 05-17-25 TCM REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

Go to the next step.

VERIFY AFTER REPAIR PROCEDURE

• Perform the “After Repair Procedure”.

(See 05-02-4 AFTER REPAIR
PROCEDURE[AW6A-EL, AW6AX-EL].)

• Are any DTCs present?

Yes

Go to the applicable DTC inspection.
(See 05-02-5 DTC TABLE[AW6A-EL, AW6AX-EL].)

DTC troubleshooting completed.

STEP

INSPECTION

ACTION

DTC P0712

Transaxle fluid temperature (TFT) sensor circuit malfunction (short to ground)

DETECTION

CONDITION

• If the TCM detects the following condition for 10 s or more, the TCM determines that the TFT sensor circuit

has a malfunction.
— ATF temperature 200

°C {392 °F} or more

Diagnostic support note:

• This is continuous monitor (CCM).

• The MIL illuminates if the TCM detects the above malfunction condition during first drive cycle.

• A PENDING CODE is not available.

• FREEZE FRAME DATA is available.

• The AT warning light illuminates.

• The DTC is stored in the TCM memory.

POSSIBLE

CAUSE

• TFT sensor malfunction

• Short to ground in wiring harness between TFT sensor and TCM terminal B8

• Short to ground in wiring harness between TFT sensor and TCM terminal B7

• Damaged connector TCM

• TCM malfunction

1871-1U-06B(05-02).fm 15 ページ２００６年３月１５日　水曜日　午前１１時１８分

ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL]

05-02–16

Diagnostic procedure

STEP

INSPECTION

ACTION

VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED

• Has the FREEZE FRAME DATA been

recorded?

Yes

Go to the next step.

Record the FREEZE FRAME DATA on the repair order,
then go to the next step.

VERIFY RELATED REPAIR INFORMATION
AVAILABILITY

• Verify related Service Bulletins and/or on-line

repair information availability.

• Is any related repair information available?

Yes

Perform repair or diagnosis according to the available
repair information.

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

Go to the next step.

INSPECT TERMINAL COUPLE COMPONENT
FOR POOR CONNECTION

• Turn the ignition switch to the LOCK position.

• Remove the TCM.

(See 05-17-25 TCM REMOVAL/
INSTALLATION[AW6A-EL, AW6AX-EL].)

• Inspect for poor connection (such as damaged/

pulled-out pins, corrosion).

• Are terminals normal?

Yes

Go to the next step.

Replace the couple component, then go to Step 5.

INSPECT RESISTANCE OF TFT SENSOR
CIRCUIT

• Inspect for resistance between couple

component terminals B8 and B7 (wiring
harness-side).

• Is resistance as shown below?

— ATF temperature 10

°C {50°F}: 5.62— 7.31

kilohms

— ATF temperature 25

°C {77°F}: 3.5 kilohms

— ATF temperature 110

°C {230°F}: 0.22—

0.27 kilohms

(See 05-17-12 TRANSAXLE FLUID

TEMPERATURE (TFT) SENSOR
INSPECTION[AW6A-EL, AW6AX-EL].)

Yes

Go to the next step.

Replace the TFT sensor, then go to the next step.
(See 05-17-13 TRANSAXLE FLUID TEMPERATURE
(TFT) SENSOR REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

VERIFY TROUBLESHOOTING OF DTC P0712
COMPLETED

• Make sure to reconnect all the disconnected

connectors.

• Clear the DTC from the memory using the M-

MDS.

• Drive the vehicle in D range and make sure

that gears shift smoothly from 1GR to 6GR.

• Is same DTC present?

Yes

Replace the TCM, then go to the next step.
(See 05-17-25 TCM REMOVAL/INSTALLATION[AW6A-EL,
AW6AX-EL].)

Go to the next step.

DTC P0712

Transaxle fluid temperature (TFT) sensor circuit malfunction (short to ground)

TCM

TFT
SENSOR

COUPLE COMPONENT CONNECTOR

COUPLE COMPONENT

(+)

(-)

1871-1U-06B(05-02).fm 16 ページ２００６年３月１５日　水曜日　午前１１時１８分

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