Component Inspection

P0742 Damper Clutch Close Stuck

Inspection/Repair - Component Inspection

Component Inspection

Check Torque Converter Clutch Solenoid Valve
1. Connect scantool to data link connector (DLC)
2. Ignition "ON" & Engine "OFF".
3. Select A/T Solenoid valve Actuator test and perform Actuator test.
4. Can you hear operating sound for TCC SOLENOID VALVE Actuator Testing Function?
YES
1) Go to "CHECK OIL PRESSURE" as below.
NO
1) Repair or Replace as necessary and then go to "TCC SOLENOID VALVE" and Go to "Verification Vehicle Repair" procedure
Check Oil Pressure
1. Connect Oil pressure gauge to "DA" port.
2. Engine "ON".
3. After connecting Scantool and monitor the "TCC SOLENOID VALVE DUTY" parameter on the Scantool data list.
4. Operate vehicle with 3rd or 4th gear and operate the "TCC SOLENOID VALVE DUTY" more than 40%.
5. Is oil pressure value within specifications?
YES
1) Repair TORQUE CONVERTER CLUTCH (REPLACE Torque Converter) as necessary and Go to "Verification Vehicle Repair" procedure.
NO
1) Replace A/T ass'y (possible to BODY CONTROL VALVE faulty) as necessary and Go to "Verification Vehicle Repair" procedure.