Kia Rio: Hydraulic System / Underdrive Clutch Control Solenoid Valve (PCSV-C)

Kia Rio 2017-2023 YB Service Manual / Automatic Transaxle System / Hydraulic System / Underdrive Clutch Control Solenoid Valve (PCSV-C)

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

•	Underdrive Clutch control solenoid valve is a PWM (Pulse Width Modulation) type.

•	When TCM supplies current to solenoid valve, hydraulic pressure of UD clutch is controlled by solenoid valve.

Solenoid valve operation table

Range	PCSV-C
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 (8).

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 underdrive clutch control 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.

❮24 Brake Control Solenoid Valve (PCSV-B)

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

Overdrive Clutch Control Solenoid Valve (PCSV-A)❯

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

Other information:

Kia Rio 2017-2023 YB Service Manual: Lighting System

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Kia Rio 2017-2023 YB Service Manual: A/C Pressure Transducer

Description and operation Description The A/C Pressure Transducer (APT) convert the pressure value of high pressure line into voltage value after measure it. By converted voltage value, engine ECU controls cooling fan by operating it high speed or low speed.