Title: Perform lock-up converter system tests; determine needed action.
Course: Automotive Technology III (20104-III) > Section: Automatic Transmission and Transaxle: General-Transmission and Transaxle Diagnosis

Procedures should include using service information to test and repair the torque converter lock-up system.

ASE Education Foundation
2017 Automobile Service Technology (AST) Level
II. Automatic Transmission and Transaxle
A. General: Transmission and Transaxle Diagnosis
Task 7

Process/Skill Questions:

- What are some possible causes of torque converter clutch (TCC) failure?
- What test equipment should be used?
- What repair procedures should be used?