These instructions apply to the Kia Sorento Mk4 (MQ4) 2020-Present.
For other models, please choose your vehicle here.
If the one-touch (auto up/down) windows stop working on your Kia Sorento Mk4 (MQ4, 2020–present) — usually after a flat or disconnected battery — the window motor has lost its learned end-stops and anti-pinch reference. Re-teaching it takes seconds per door, no tools. This is a normal side-effect of losing 12 V power, not a fault with the switch or motor, and nothing needs to be replaced.
Why It Happens
The window controller remembers the fully-closed position so one-touch can stop correctly and the safety auto-reverse can work. A power interruption clears that memory, leaving only hold-to-move operation.
How the Window System Works on the Sorento
Each door has its own small control module that stores the exact fully-up and fully-down positions of the glass. Those stored limits are what let the window run on its own in one-touch mode and what let the anti-pinch (auto-reverse) sense an obstruction near the top of travel and back off. When the 12 V supply is cut — a flat battery, a disconnection for service, or a blown window fuse — the module keeps working as a plain motor but no longer knows where the limits are, so it will only move the glass while you physically hold the switch. Re-teaching restores the stored limits and the automatic functions come straight back.
Getting Ready
- Switch the ignition on (engine can be running or in accessory mode) so the windows have full power.
- Keep the door closed throughout — an open door lets the glass sit slightly proud of its true closed stop.
- Make sure the 12 V battery is healthy; a weak battery can make the learn fail part-way.
- Clear the channel of ice, leaves or a stuck seal so the glass reaches the top without dragging.
- Do one window at a time from its own switch on the door.
How to Re-initialise a Window
- Sit in the car with the door closed and the ignition on.
- Pull the switch up to fully close the window and keep holding for about 2–3 seconds after it stops.
- Release, then push the switch down to fully open and hold a moment at the bottom.
- Pull up again to fully close and hold for a couple of seconds at the top.
- Release and test one-touch up and down — it should now run on its own.
Repeat for each affected window using its own switch.
If One-Touch Still Doesn’t Work
- Hold a little longer at the fully-closed stop — the controller needs to register the top limit before you let go.
- Make sure the door is shut and the battery is healthy during the learn.
- Check the window fuse if one door is completely dead — a blown fuse stops the learn as well as the motor.
- Repeat the full cycle slowly; letting go the instant the glass stops is the most common reason the limit doesn’t take.
- If it worked on the other doors but one window still won’t auto, the regulator or switch on that door may be worn.
- After a very flat battery, close the driver’s window first, then repeat the others.
What Happens Next
Once the limit is stored, a single tap runs the window fully up or down on its own and the anti-pinch reverse returns near the top. The setting is kept until the next power loss, so you should only need to do this again after another battery disconnect or fuse change — not as routine maintenance.
Frequently Asked Questions
Why did my Sorento windows stop going up automatically?
A battery disconnect or flat battery wiped the learned position, so the window now only moves while you hold the switch. Re-initialise it by holding the switch fully up, then fully down, then up again to restore one-touch and anti-pinch. It is a normal after-effect of losing power, not a motor fault.
How do I reset the auto window on a Kia Sorento?
Hold the switch up to fully close and keep holding 2–3 seconds; if needed, fully open and fully close again, holding at the top. Do it with the door shut and the ignition on, one window at a time from its own switch, and test one-touch afterwards.
Do I have to do every window?
Only the ones with one-touch, and only those that lost it. Re-teach each affected door from its own switch. If a window still moves automatically, it kept its memory and can be left alone.
Do I need a tool?
No — it’s done entirely from the window switches with the ignition on. There is no menu, scan tool or fuse-pulling involved; the procedure is just hold-up, hold-down, hold-up on each affected door.
Why does only the driver’s window have one-touch on some cars?
Trim level decides which doors get the auto function. On lower-spec Sorentos only the driver’s window may run one-touch, while the others are hold-to-move by design. If a passenger window never had auto, there is nothing to re-teach on that door.
Could a blown fuse be the real problem?
Yes. If a window is completely dead rather than just missing one-touch, check the relevant fuse before re-teaching, as the learn can’t complete without power to the motor. If the fuse is fine and the glass still won’t move, a switch or regulator fault may be stored — look up any code on autodtcs.com.
This is the step most owners miss after battery work — see our Sorento battery guide. For warning lights, look up the code on autodtcs.com.
Independent guide — not affiliated with Kia. Always follow your official service manual and safety precautions. Read our full disclaimer.