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Torque Converter Clutch Does Not Operate Smoothly




Torque converter clutch does not operate smoothly

Shift solenoid valve D defective

A/T clutch pressure control solenoid valve A defective

Torque converter clutch piston defective

Torque converter check valve defective

Lock-up shift valve defective

Lock-up control valve defective

Notes

Test the solenoid valve function with the HDS.

Notes

Inspect the A/T clutch pressure control solenoid valve body gasket, the ATF feed pipes, and the O-rings for wear and damage.

Notes

Inspect shift solenoid valve D for seizure, and the O-rings for wear and damage.

Notes

Replace the torque converter assembly.

Notes

Check the torque converter check valve in the regulator valve body.

Notes

Check the lock-up shift valve in the regulator valve body.

Notes

Check the lock-up control valve in the main valve body.