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To remove the mechanical key (2), press and hold the release button (1) and remove the mechanical key.
To reinstall the mechanical key, put the key into the hole and push it until a click sound is heard.
Kia Stinger (CK) 2018-2023 Owner's Manual: Keyless Entry And Burglar Alarm
Specifications Specification Item Specification Power source 3 V Operating temperature 14 - 140°F (-10 - 60°C) RF Modulation FSK LF Modulation ASK RF frequency 433.Repair procedures Hub nut tightening sequence Tighten the hub nuts as follows. Tightening torque: 107.9 - 127.5 N·m (11.0 - 13.0 kgf·m, 79.6 - 94.0 lb·ft) When using an impact gun, final tightening torque should be checked using a torque wrench.