Kia Rio: Hydraulic System / ON/OFF Solenoid Valve (SCSV-A)

Kia Rio 2017-2023 YB Service Manual / Automatic Transaxle System / Hydraulic System / ON/OFF Solenoid Valve (SCSV-A)

Specifications

Specification

Item	Specification
Type	Normal open
Input voltage	12 V
Coil resistance	3.5 ± 0.2 Ω (at 25°C, 77°F)
Frequency	50 Hz

Components and components location

Component Location

1. Overdrive clutch control solenoid valve (PCSV-A)
2. ON/OFF solenoid valve (SCSV-A)
3. Torque converter control solenoid valve (PCSV-D)

4. Underdrive clutch control solenoid valve (PCSV-C)
5. 24 brake control solenoid valve (PCSV-B)
6. Solenoid valve support bracket

Description and operation

Description

•	ON/OFF solenoid valve is a PWM (Pulse Width Modulation) type.

•	When TCM supplies current to solenoid valve, switch valve (OD, LR) is controlled by solenoid valve.

Solenoid valve operation table

Range	SCSV-A
N, P	●
1	●
2
3
4
R	●

Schematic diagrams

Circuit Diagram

Repair procedures

Inspection

1.	Switch "OFF" ignition.

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

3.	Disconnect the main connector (A).

Measure the resistance between ground terminal (7) and signal terminal (3).

Specification : 3.5 ± 0.2 Ω

Removal

1.	Remove the valve body assembly (Refer to Hydraulic System - "Valve Body")

2.	Disconnect the main harness (A).

Remove solenoid valve support bracket (A) after loosening the bolts.

Tightening torque :

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

4.	Remove the ON/OFF solenoid valve (A).

Installation

1.	Install in the reverse order of removal.

When installing, apply the ATF or petroleum jelly to the O-ring to prevent damage.

❮Line Pressure Control Solenoid Valve

Specifications Specification Item Specification Type Normal open Input voltage 12 V Coil resistance 3.

Fluid❯

Repair procedures Inspection Automatic Transaxle Fluid (ATF) Level Check 1. Place the vehicle on a level ground. 2.

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