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DTC P0712:00 [TCM (ET6A-EL, ET6AX-EL) (E)]

DTC P0712:00 [TCM (ET6A-EL, ET6AX-EL) (E)]

 id0502q98174r2

Outline

System malfunction location

TFT sensor circuit low input
Detection condition
•  Under the following condition, the TFT sensor voltage is 0.12 V or less for 5 s:
―  Battery voltage is 8 V or more.
Fail-safe
•  Inhibits learning control.
•  Inhibits neutral idle control.
•  Inhibits i-stop control.
Possible cause
•  TFT sensor malfunction
•  Coupler component malfunction
•  TCM malfunction
System wiring diagram
•  Not applicable
Connector diagram
•  Not applicable

Diagnostic Procedure

Step

Inspection

Results

Action
1
RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION
•  Record the freeze frame data/snapshot data.
Note
•  Recording can be facilitated using the screen capture of the PC function.
—
Go to the next step.
2
VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY
•  Verify related Service Bulletins, on-line repair information, or Service Information availability.
•  Is any related information available?
Yes
Perform repair or diagnosis according to the available information.
•  If the vehicle is not repaired, replace the control valve body.
Go to repair completion verification.
No
Replace the control valve body, then go to repair completion verification.
(See CONTROL VALVE BODY REMOVAL/INSTALLATION [ET6A-EL, ET6AX-EL (E)].)
Repair completion verification
VERIFY DTC TROUBLESHOOTING COMPLETED
•  Clear the DTC using the M-MDS.
•  Perform the following procedure to ensure that the DTC has been resolved:
1.  Switch the ignition ON (engine off or on) and wait for 5 s or more.
•  Perform the DTC inspection using the M-MDS.
•  Are any DTCs present?
Yes
Repair the malfunctioning location according to the applicable DTC troubleshooting.
(See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE [TCM (ET6A-EL, ET6AX-EL) (E)].)
No
DTC troubleshooting completed.