Kia Sorento: Line Pressure Control Solenoid Valve (LINE_VFS) On Vehicle Inspection - Hydraulic System - Automatic Transaxle SystemKia Sorento: Line Pressure Control Solenoid Valve (LINE_VFS) On Vehicle Inspection

Kia Sorento (MQ4, 2021-2026) Service Manual / Automatic Transaxle System / Hydraulic System / Line Pressure Control Solenoid Valve (LINE_VFS) On Vehicle Inspection

Inspection
1.
The automatic transaxle system can be more quickly diagnosed for problems by using the vehicle diagnostic system (KDS). (Refer to "DTC guide")
(1)
Self Diagnosis : Inspect the Diagnostic Trouble Code (DTC) with the KDS
(Refer to DTC guide when fault code is found)
(2)
Data Analysis : Checking the system input/output data state
(Data Analysis → System Selection → Line Pressure Control Solenoid Valve)
(3)
Actuation Test : Checking the system operation condition
(Data Analysis → System Selection → Actuation Test → Line Pressure Control Solenoid Valve)
Component Inspection
1.
Turn the IG "OFF".
2.
Disconnect the battery negative ( - ) terminal.
3.
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "Air Cleaner")
4.
Disconnect the main connector (A).

Automatic Transaxle System — Hydraulic System / Line Pressure Control Solenoid Valve (LINE_VFS) / On Vehicle Inspection / Inspection illustration

5.
Measure the resistance between power terminal (7) and signal terminal (22).

Specification : 4.8 - 5.4 Ω

Automatic Transaxle System — Hydraulic System / Line Pressure Control Solenoid Valve (LINE_VFS) / On Vehicle Inspection / Inspection illustration

Line Pressure Control Solenoid Valve (LINE_VFS) Description and Operation
Description • Line pressure solenoid valve is a Variable Force Solenoid (VFS) type. ...
Line Pressure Control Solenoid Valve (LINE_VFS) Removal
Removal ...
See also:

Heated Steering wheel System Circuit Diagram
Terminal Function Housing Pin Function Wire color Pad A GND Back B HEATER Yellow C ...

Cargo Lamp Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the cargo lamp lens (A) with a flat-tip screwdriver. 3. ...

Inspection
1. Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column. 2. Che ...

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