Possible causes of shocks when shifting gears on the Kia Sportage 3 automatic transmission:
1. Transmission fluid problems:
*Low fluid level
* Contaminated or old fluid
* Wrong fluid type
2. Problems with the valve body:
* Faulty solenoids
* Clogged channels
* Worn gaskets or seals
3. Problems with transmission sensors:
* Faulty speed sensor
*Defective throttle position sensor
* Faulty transmission fluid temperature sensor
4. Mechanical problems:
* Worn or damaged clutches
* Faulty transmission pump
* Damage to differential or gears
5. Software problems:
* Malfunction of the electronic control unit (ECU) of the transmission
*Software update required
What to do if shocks occur when shifting automatic transmission gears:
* Check the level and condition of the transmission fluid.
* Take it to a car service center to diagnose the valve body, sensors and mechanical components.
*Update the transmission ECU software if required.
* Consider replacing worn or damaged components.
Important:
* Do not ignore jerks when shifting gears in an automatic transmission, as this can lead to more serious problems and costly repairs.
* Regular transmission fluid maintenance and changes can help prevent such problems from occurring.
*If you do not have the necessary knowledge and tools, have the diagnosis and repair performed by a qualified mechanic.