Kia Optima: Impact sensing door unlock system (if equipped)

With central door lock switch (if equipped)

Driver's door Passenger’s door (if equipped) Operate by pressing the central door lock switch. Press the switch to the "Lock" position (1), all vehicle doors will lock. Press ...

Auto door lock/unlock feature (if equipped)

All doors will automatically lock when the transaxle shift lever is shifted out of P (Park). All doors will automatically unlock when the transaxle shift lever is shifted into P (Park). ...

See also:

Ignition switch position
LOCK The steering wheel locks to protect against theft. (if equipped) The ignition key can be removed only in the LOCK position. When turning the ignition switch to the LOCK position, push the k ...

The Other Fuses And Relays Component. Repair procedures
Inspection Power Relay Test (Type B)Check for continuity between the terminals. A : Two turn unlock relay 1. There should be continuity between the No.30 and No.87 terminals when power ...

Automatic transaxle
Depress the brake pedal and the lock release button when shifting. Press the button when shifting. The shift lever can be shifted freely. ...