Title: Diagnose transmission/transaxle gear reduction/multiplication concerns using driving, driven, and held member (power flow) principles.
Course: Automotive Technology III (20104-III) > Section: AUTOMATIC TRANSMISSION AND TRANSAXLE: General-Transmission and Transaxle Diagnosis

Diagnosis should include analyzing the planetary gear operation.

Process/Skill Questions:

- What is the function of the planetary unit? What is the function of the compound planetary unit?
- What is held in low gear if power is supplied to the sun gear?
- What components are used to hold and drive planetary members?