Dtc P0712 - Mazda 2002 6 Workshop Manual

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DTC P0712

DTC P0712 Transaxle fluid temperature (TFT) sensor circuit malfunction (short to ground)
• If PCM detects either of following conditions for 150 seconds or more, PCM determines that TFT sensor
circuit has a malfunction.
— TFT sensor voltage is 0.06 V or below and vehicle speed 20 km/h {12 mph} or above.
Diagnostic support note:
• This is a continuous monitor (CCM).
DETECTION
• MIL illuminates if PCM detects the above malfunction conditions during first drive cycle.
CONDITION
• PENDING CODE is not available.
• FREEZE FRAME DATA is available.
• HOLD indicator light flashes.
• DTC is stored in the PCM memory.
• TFT sensor malfunction
• Short to ground between TFT sensor terminal A and ATX connector terminal E
• Short to ground between TFT sensor terminal B and ATX connector terminal H
POSSIBLE
• Short to ground between ATX connector terminal E and PCM terminal 3D
CAUSE
• Damaged connectors between TFT sensor and PCM
• PCM malfunction
Diagnostic procedure
STEP
1 VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED
• Has FREEZE FRAME PID DATA been
recorded?
2 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Bulletins availability.
• Is any related repair information available?
K–64
ON-BOARD DIAGNOSTIC
INSPECTION
Yes Go to next step.
No Record FREEZE FRAME PID DATA on repair order, then
go to next step.
Yes Perform repair or diagnosis according to available repair
information.
• If vehicle is not repaired, go to next step.
No Go to next step.
A6E567001030W10
ACTION