Operation CHARM: Car repair manuals for everyone.

Main Components and Functions

Main Components and Functions

Overview of Construction and Function (Part 1):




Overview of Construction and Function (Part 2):





Planetary gear sets
The individual gears are shifted by means of 2 planetary gear sets, connected one behind the other.

Clutches and bands
The individual ratios are selected by means of 4 multi-plate clutches, a brake band and a roller one-way clutch.

The components are controlled by the PCM through pulse width modulation (PWM) solenoid valves.