Title: Measure drive axle flange runout and shaft end play; determine needed action.
Course: Automotive Technology III (20104-III) > Section: Manual Drive Train and Axles: Drive Axles

Measurements should include use of a dial indicator mounted to the axle flange to determine runout. If runout exceeds manufacturer guidelines, it should be replaced.

ASE Education Foundation
2017 Automobile Service Technology (AST) Level
III. Manual Drive Train and Axles
E. Drive Axle Diagnosis and Repair
E.2 Drive Axles
Task 4

Process/Skill Questions:

- What tools are used to measure drive axle flange runout and shaft end play?
- How would the technician adjust excessive runout or end play?
- What would excessive runout cause?