Title: Inspect, adjust, and repair shifting controls (e.g., mechanical, electrical, and vacuum), bushings, mounts, levers, and brackets.
Course: Automotive Technology III (20104-III) > Section: Manual Drive Train and Axles: Four-Wheel Drive/All-Wheel Drive Component Diagnosis and Repair

Procedures should include checking shifting controls, bushings, mounts, levers, brackets, and other related components and replacing when necessary.

ASE Education Foundation
2017 Automobile Service Technology (AST) Level
III. Manual Drive Train and Axles
F. Four-wheel Drive/All-wheel Drive Component Diagnosis and Repair
Task 1

Process/Skill Questions:

- What procedures are used to inspect, adjust, and repair shifting controls (e.g., mechanical, electrical, vacuum), bushings, mounts, levers, and brackets?
- What is the location of the vacuum routing for the front differential actuator?
- How is the source vacuum for the shift controls checked?