DTC Troubleshooting: P0711 (28-5)

DTC P0711:  Problem in ATF Temperature Sensor Circuit

NOTE:

1.Check the ATF temperature with the HDS in the A/T data list.

Does the ATF temperature exceed an ambient-air temperature?


YES - Record the ATF temperature. Leave the engine off for more than 30 minutes, and go to 2.


NO - Record the ATF temperature. Test the stall speed RPM three times. Go to 2 after stall speed testing.


2.Check the ATF temperature with the HDS.

Does the ATF temperature change?


YES - Leave the engine off for more than 30 minutes, and go to 3.


NO - Replace the ATF temperature sensor, then go to 5.


3.Check the ECT SENSOR with the HDS.

Is the ECT SENSOR equal to the ambient-air temperature?


YES - Go to 4.


NO - Leave the engine off until the ECT sensor equals the ambient-air temperature, then go to 4.

4.Check the ATF temperature with the HDS.

Is the ATF temperature almost equal to the ECT SENSOR?


YES - Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the ATF temperature sensor and the PCM.n


NO - Replace ATF temperature sensor, then go to 5.


5.Clear the DTC with the HDS.

6.Test-drive the vehicle for several minutes in the D position through all five gears.

7.Monitor the OBD status for P0711 in the DTCs/Freeze Data in A/T Mode Menu for a pass/fail.

Does the result indicate PASSED?


YES - Troubleshooting is complete.n


NO - Return to 1 and recheck.