Possible causes of kicks when switching automatic transmission in Hyundai:
Mechanical faults:
* Worn or dirty clutches
*Damage to valve body or solenoids
* Problems with the torque converter lock-up mechanism
*Low transmission fluid level
* Contaminated transmission fluid
Electrical faults:
* Faulty speed sensors
*Wiring problems
* Errors in the automatic transmission control unit
Other reasons:
* Aggressive driving style
* Towing heavy loads
* Engine problems affecting automatic transmission operation
Recommended actions:
1. Check the level and condition of the transmission fluid. If it is low or dark, it needs to be replaced.
2. Check fault codes. They may indicate faulty sensors or automatic transmission components.
3. Perform automatic transmission diagnostics. This will help identify mechanical or electrical problems.
4. Replace faulty parts. If faulty clutches, valve body or solenoids are found, they must be replaced.
5. Reprogram the automatic transmission control unit. This can fix switching problems caused by software glitches.
6. Change your driving style. Avoid sudden acceleration and braking, which can strain the automatic transmission.
7. Contact a qualified mechanic. If you cannot solve the problem yourself, seek help from an experienced automatic transmission repair mechanic.