Mazda CX-7 2007 Workshop Manual page 907

ON-BOARD DIAGNOSTIC [AW6A-EL, AW6AX-EL]
DTC P0717 Input/turbine speed sensor circuit malfunction (open circuit/short circuit)
• Input/turbine speed sensor malfunction
• Open circuit between input/turbine speed sensor terminal B and TCM terminal B12
• Open circuit between input/turbine speed sensor terminal A and TCM terminal B13
• Short to ground in wiring harness between input/turbine speed sensor terminal B and TCM terminal B12
POSSIBLE
• Short to ground in wiring harness between input/turbine speed sensor terminal A and TCM terminal B13
CAUSE
• Short to power in wiring harness between input/turbine speed sensor terminal B and TCM terminal B12
• Short to power in wiring harness between input/turbine speed sensor terminal A and TCM terminal B13
• Damaged connector between input/turbine speed sensor and TCM
• TCM malfunction
INPUT/TURBINE
SPEED SENSOR
INPUT/TURBINE SPEED SENSOR
WIRING HARNESS-SIDE CONNECTOR
Diagnostic procedure
STEP
1 VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED
• Has the FREEZE FRAME DATA been
recorded?
2 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Verify related Service Bulletins and/or on-line
repair information availability.
• Is any related repair information available?
3 INSPECT TERMINAL COUPLE COMPONENT
FOR POOR CONNECTION
• Turn the ignition switch to the LOCK position.
• Remove the TCM.
(See05-17-25 TCM REMOVAL/
INSTALLATION[AW6A-EL, AW6AX-EL].)
• Inspect for poor connection (such as damaged/
pulled-out pins, corrosion).
• Are terminals normal?
COUPLE COMPONENT
6 7
5
B
4
A
5
7
6
B
A
INSPECTION
TCM
(+)
B12
(-)
B13
COUPLE COMPONENT CONNECTOR
B12 B13
Yes Go to the next step.
No Record the FREEZE FRAME DATA on the repair order,
then go to the next step.
Yes Perform repair or diagnosis according to the available
repair information.
• If the vehicle is not repaired, go to the next step.
No Go to the next step.
Yes Go to the next step.
No Replace the couple component, then go to Step 8.
ACTION
05-02–19
05-02