Kia Optima: Input Speed Sensor. Description and OperationDescription
Input speed sensor is a vital unit that measures the rate of rotation of the input shaft inside the transaxle and delivers the readings to the TCM. The sensor provides critical input data that's used in feedback control, damper clutch control, gear setting control, line pressure control, clutch activation pressure control, and sensor fault analysis.

Installation
Input Speed Sensor. SpecificationsAluminum Wheel Maintenance
The aluminum wheels are coated with a clear protective finish.
Do not use any abrasive cleaner, polishing compound, solvent, or wire brushes
on aluminum wheels. They may scratch or damage the f ...
Transaxle Control Module (TCM). Description and Operation
Description
Transaxle Control Module (TCM) is the automatic transaxle's brain. The module receives
and processes signals from various sensors and implements a wide range of transaxle
controls ...
General Features
This audio system supports Bluetooth® wireless technology hands-free and
stereo-headset features.
- HANDS-FREE feature: Making or receiving calls wirelessly through voice
recognition.
...