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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 >> Central Door Lock/Unlock Function
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Central Door Lock/Unlock Function

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.
  1. If the central locking/unlocking request is detected, central locking function is operated and outputs all doors lock/unlock during LockOutTime/UnlockOutTime. (Generally this value is 500 msec).

    And then, it have delay time for next Lock/Unlock Operation for OffDelayTime (Generally this value is 100 msec). However Central lock shall be inhibited while crash unlock is active.

  2. Central Lock/Unlock Operation Condition
    CENTRAL LOCK/UNLOCK OPERATION CONDITION CHART

    Request Central Lock Central Unlock
    Central Lock/Unlock SW In Crash Unlock not Active State b_BAState = Off
    (DISARM, AutoLockTimer1,
    AutoLockTimer2, ARMHOLD, PREARM)
    Mechanical Key Lock/Unlock 1. Terminal Off (b_KeyOn = Off) All
    2. In Crash Unlock not Active State
    RKE Lock/Unlock In Crash Unlock not Active State All
    Passive Lock/Unlock In Crash Unlock not Active State All
  3. Action of Actuator
  1. When reverse command (Lock/Unlock) input occurred during outputting (Lock/Unlock). → Command Output is stop and new command output is activated.
    Fig 1: Actuator Timing Pattern
    G07426868Courtesy of KIA MOTORS AMERICA, INC.

    T1: Lock out time, T2: Unlock out time, T3: Off delay time

  2. When same input is occurred during output. → Don't care the second request.
    Fig 2: Door Lock Relay Timing Pattern
    G07426869Courtesy of KIA MOTORS AMERICA, INC.

    T1: Lock out time, T2: Unlock out time

  3. When input is occurred during Off Delay Time → After Delay time, output.
Fig 3: Door Lock Relay Timing Pattern
G07426870Courtesy of KIA MOTORS AMERICA, INC.

T1: Lock out time, T2: Unlock out time, T3: Off delay time