Lock-Up Is Not Released

Lock-up is not Released

SYMPTOM: The lock-up condition cannot be cancelled even after releasing the accelerator pedal.

DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Execute self-diagnosis.
Do the self-diagnostic results indicate torque converter clutch solenoid valve, engine speed signal, turbine revolution sensor, CAN communication?
YES >> Check the malfunctioning system. Refer to DTC P0740 TORQUE CONVERTER CLUTCH SOLENOID VALVE, DTC P0725 ENGINE SPEED SIGNAL, DTC P1716 TURBINE REVOLUTION SENSOR, DTC U1000 CAN COMMUNICATION LINE.
NO >> GO TO 2.

2. CHECK SYMPTOM
Check again. Refer to Cruise Test - Part 1
OK or NG
OK >> INSPECTION END
NG >> GO TO 3.

3. CHECK TCM
1. Check TCM input/output signal. Refer to TCM Input/Output Signal Reference Values.
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> INSPECTION END
NG >> Repair or replace damaged parts.