Operation CHARM: Car repair manuals for everyone.

Torque Converter One-Way Clutch Check

Special Tools:










1. Insert the special tool in one of the grooves in the stator bearing retainer.





2. Install the special tools in the converter one-way clutch inner race spline.





3. Use the special tool to hold the stator bearing retainer while using the special tool to turn the converter one-way clutch inner race spline.
- The torque converter one-way clutch should lock up and hold torque in the counter clockwise direction.
- The torque converter one-way clutch should rotate freely in the clockwise direction.
- Try the clutch for lockup and hold in at least five positions.
- If the converter fails the lockup test torque, install a new or rebuilt torque converter.