Kia Sorento: Fluid Inspection

Kia Sorento (MQ4, 2021-2026) Service Manual / Automatic Transaxle System / Hydraulic System / Fluid Inspection

Inspection

Automatic Transaxle Fluid (ATF) Level Check

When checking the ATF level, be careful not to allow foreign substance (like dust) to enter through the filler hole.

1.	Remove the air cleaner assembly. (Refer to Engine Mechanical System - "Air Cleaner")

Add 0.7 L of Kia genuine ATF SP4M-1 through the ATF filler hole after removing the eyebolt (A).

Automatic Transaxle System — Hydraulic System / Fluid / Inspection illustration

Automatic Transaxle Fluid (ATF) Level Check Based on Drain Volume (Play ▶) Automatic Transaxle System — Hydraulic System / Fluid / Inspection illustration

Video: Automatic Transaxle Fluid (ATF) Level Check Based on Drain Volume

Notes When Refering Video

This video provides guidance for understanding complex or hard-to-follow procedures by showing each step clearly.

As needed, the video also provides clear guidance on essential procedural steps, including adjustment and diagnostic processes, the use of SSTs, and precautions to avoid component damage.

•	This video is created using common specifications and may differ from the actual vehicle.

•	The location and repair procedures of the parts may vary depending on vehicle model, model year, region, and specifications.

•	Check the KDS guide for detailed information on how to use the KDS.

•	Check the manual for detailed maintenance procedures.

•	Unauthorized reproduction, distribution, or sharing of this video is prohibited.

Start the engine to warm up the ATF.

Do not step on the brake and accelerator simultaneously to warm up the ATF.

4.	Check by using KDS that the temperature of the ATF is between 50°C and 60°C.

Move the shift lever slowly from "P" to "D", then back to "P". Repeat this sequence two times and then move the shift lever to "P" range.

Pause in each range for more than 2 seconds.

6.	Remove the under cover. (Refer to Engine Mechanical System - "Engine Room Under Cover")

Remove the ATF level plug (A) from the valve body cover.

When removing the ATF level plug, keep the vehicle on a level ground.

Automatic Transaxle System — Hydraulic System / Fluid / Inspection illustration

Check the ATF level.

Normal : ATF flows out in a thin oil stream.

Excessive : (abnormal): Over 0.9 liters of ATF flows out for 2 minutes.

Insufficient : (abnormal): There is no fluid flow.

If the ATF level is too high or low, follow the instructions below.

•	Excessive: Drain until the ATF flows out in a thin oil stream.

•	Insufficient: Add until the ATF flows out in a thin oil stream.

Install the ATF level plug (A).

The existing ATF level plug O-ring (A) must be replaced with a new one (do not reuse).

Automatic Transaxle System — Hydraulic System / Fluid / Inspection illustration

10.

Lower the vehicle and install the eyebolt (A).

Tightening torque :

4.9 - 5.9 N·m (0.5 - 0.6 kgf·m, 3.6 - 4.3 lb·ft)

Automatic Transaxle System — Hydraulic System / Fluid / Inspection illustration

The existing eyebolt O-ring (A) must be replaced with a new one (do not reuse).

Automatic Transaxle System — Hydraulic System / Fluid / Inspection illustration

11.	Install the air cleaner assembly. (Refer to Engine Mechanical System - "Air Cleaner")

12.	Install the under cover. (Refer to Engine Mechanical System - "Engine Room Under Cover")

Electric Oil Pump(EOP) Removal and Installation

Removal 1. Disconnect the battery negative ( - ) terminal. 2. Remove the engine room under cove...

Fluid Replacement

Replacement 1. Remove the under cover. (Refer to Engine Mechanical System - "Engine Room Under Cover") ...

Kia Sorento: Fluid Inspection

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