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Home >> Suzuki >> 2007 >> SX4 Base, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> General Description >> Clutch/Brake/Planetary Gear Function of Automatic Transaxle >> Functions
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Clutch/Brake/Planetary Gear Function of Automatic Transaxle: Functions

COMPONENTS FUNCTIONS TABLE

Part name Function
Forward clutch Meshes input shaft and rear planetary ring gear.
Direct clutch Meshes input shaft and front and rear planetary sun gears.
U/D clutch Meshes underdrive planetary carrier and underdrive planetary sun gear.
2nd coast brake Fixes front and rear planetary sun gears.
2nd brake Fixes outer race of one-way No. 1 clutch, to prevent front and rear planetary sun gears from turning counterclockwise (reverse direction of engine input rotation direction).
1st / reverse brake Fixes front planetary ring gear.
U/D brake Fixes underdrive planetary sun gear.
One-way No. 1 clutch Prevents front and rear planetary sun gears from turning counterclockwise only when 2nd brake is at work.
One-way No. 2 clutch Prevents front planetary ring gear from turning counterclockwise.
One-way No. 3 clutch Prevents underdrive planetary sun gear from turning clockwise.