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

Kia Rio 2017-2025 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).

4.

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).

3.

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 ...

Overdrive Clutch Control Solenoid Valve (PCSV-A)
Specifications Specification Item Specification Type Normal open Input voltage 12 V ...

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