Kia Rio: Automatic Transaxle Control System / Input Speed Sensor

Kia Rio 2017-2023 YB Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Input Speed Sensor

Specifications

Specification

Item	Specification
Type	Hall effect sensor
Current	22 mA (Max)
Output voltage	High : 4.8 V - 5.2 V
Output voltage	Low : Below 0.8

Description and operation

Description

•	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 used in feedback control, torque converter clutch control, gear setting control, line pressure control, clutch activation pressure control, and sensor fault analysis.

Schematic diagrams

Circuit Diagram

Repair procedures

Inspection

1.	Check the signal waveform of input speed sensor using the KDS/GDS.

Low speed

High speed

Removal

1.	Remove the air cleaner. (Refer to Engine Mechanical System - "Air cleaner")

2.	Disconnect the input speed sensor connector (A).

Remove the input speed sensor (A) after loosening the bolt.

Tightening torque :

9.8 - 11.8 N·m (1.0 - 1.2 kgf·m, 7.2 - 8.7 lb·ft)

Installation

1.	Install in the reverse order of removal.

❮Transaxle Oil Temperature Sensor

Specifications Specification Item Specification Type *NTC thermistor Temp.

Output Speed Sensor❯

Specifications Specification Item Specification Type Hall effect sensor Current 22 mA (Max) Output voltage High : 4.

Other information:

Kia Rio 2017-2023 YB Service Manual: Antenna Coil

Repair procedures Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") 3. Remove the steering column upper and lower shroud panel.

Kia Rio 2017-2023 YB Service Manual: Smart Key System

Specifications Specifications Smart Key Unit Items Specification Rated voltage DC 12 V Operating voltage DC 9 - 16 V Operating temperature -31 - 167°F (-35 - 75°C) Load Max.