Transmission Operation Overview
WARNING: This page is about a different car, the 2016 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Transmission operation is controlled by the PCM.
Torque Converter
This transmission uses a torque converter with the following elements:
- Impeller
- Turbine
- Reactor
- TCC
For diagnostic information, Refer to: Torque Converter Clutch (TCC) .
Planetary Gearsets
Operation of this transmission involves the use of 2 planetary gearsets that have the following components:
- Front (single planetary gearset)
- One sun gear
- One planetary carrier with 4 gears
- One ring gear
- Rear (ravigneaux planetary gearset)
- Two sun gears of different sizes
- Three short planetary gear pinions meshing with the sun gears
- Three long planetary gear pinions meshing with the sun gears
- One planetary carrier
- One ring gear
Hydraulic System
The hydraulic operation of this transmission includes the following components:
- Main control assembly
- Pump assembly with filter
- Torque converter
- Apply components (clutches)
Transmission Operation Overview
The PCM controls the operation of this transmission with the following solenoids:
- LPC solenoid
- SSA
- SSB
- SSC
- SSD
- SSE
- TCC solenoid