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Home >> Kia >> 2012 >> Optima LX, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 45 (Body Control Module (BCM)) >> Description And Operation >> Function >> Doors Lock/Unlock Control >> Two Turn Unlock
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Two Turn Unlock

WARNING: This page is about a different car, the 2013 Kia Sportage and 2012 Kia Sportage. However, it is still accessible from the selected car via links, so may be relevant.

In case of NA variant, if the unlock request from mechanical key, RKE, or Passive Unlock is detected, 2 Turn unlock function is operated.

  1. If unlock by mechanical key (C_DRVKeyUnlockSW = On) in driver side, Driver Door is unlock by mechanical and start 4 sec counting.
  2. If receive the unlock request from RKE, or Passive Unlock in Driver Side at driver side, output only driver side door and start 4 sec counting.
  3. Within 4 sec, if the unlock request from mechanical key, Passive Unlock at driver side at driver side is detected, outputs all doors unlock.
  4. Without 4 sec, if the unlock request from mechanical key, Passive Unlock at driver side or RKE is detected, Driver door is only unlocked, again.
  5. Even if within 4 sec, if Driver Knob Switch status is changed unlock to lock, stop 4 sec counting. In that state, if the unlock request from mechanical key, Passive Unlock at driver side is detected, Driver door only is unlocked.
Fig 1: Driver Knob Switch Timing Pattern
G07426881Courtesy of KIA MOTORS AMERICA, INC.

T1: Lock out time, T2: Unlock out time,

T4: Two turn time