IS 250C V6-2.5L (4GR-FSE) (2011)
Torque Converter: Testing and Inspection
A960E Automatic Transmission
A960E AUTOMATIC TRANSMISSION / TRANSAXLE: TORQUE CONVERTER CLUTCH AND DRIVE PLATE: INSPECTION
1. INSPECT TORQUE CONVERTER CLUTCH ASSEMBLY
(a) Inspect the one-way clutch.
(1) Install SST so that it fits in a notch of the converter hub and a notch of the outer race of the one-way clutch.
SST : 09350-32014
09351-32010
09351-32020
(2) Press on the serrations of the stator with a finger and rotate the starter.
Check that it rotates smoothly when turned clockwise and locks up when turned counterclockwise.
SST : 09350-32014
09351-32010
09351-32020
If necessary, clean the converter and retest the one-way clutch.
Replace the converter if the one-way clutch still fails the test.
(b) Determine the condition of the torque converter clutch assembly.
(1) If the inspection result of the torque converter clutch assembly meets the following item, replace the torque converter clutch.
Malfunction Item:
Any metallic sound is heard from the torque converter clutch during a stall test or when the shift lever is in the N position.
The one-way clutch is free or locked in both directions.
Fine powder exceeding the sample limit is identified in ATF. (See the sample.)