Kia Rio: Hydraulic System / Overdrive Clutch Control Solenoid Valve (PCSV-A)

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

Overdrive clutch control solenoid valve is a PWM (Pulse Width Modulation) type.

When TCM supplies current to solenoid valve, hydraulic pressure of OD clutche and LR brake are controlled by solenoid valve.

Solenoid valve operation table

Range
PCSV-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).

4.

Measure the resistance between ground terminal (7) and signal terminal (1).

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 overdrive 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.

Underdrive Clutch Control Solenoid Valve (PCSV-C)
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