Kia Optima DL3: Electronic stability control (ESC) / ESC operation off

ESC OFF state

There are 2 types of ESC OFF states; Traction Control disabled and Traction & Stability Control disabled.

If the ignition is turned off when ESC is off, ESC remains off. Upon restarting the engine, the ESC will automatically turn on again.

• ESC off state 1

To cancel ESC operation, press the ESC OFF button (ESC OFF ) shortly (ESC OFF indicator light (ESC OFF ) illuminates). At this state, the engine control function does not operate.

It means the traction control function does not operate. Brake control function only operates.

• ESC off state 2

To cancel ESC operation, press the ESC OFF button (ESC OFF ) for more than 3 seconds. ESC OFF indicator light (ESC OFF ) illuminates and ESC OFF warning chime will sound.

At this state, the engine control function and brake control function do not operate. It means the car stability control function does not operate any more.

    ESC ON condition When the ignition is turned ON, ESC and ESC OFF indicator lights illuminate for approximately 3 seconds, then ESC is turned on.

    When ignition switch is turned to ON, the indicator light illuminates, then goes off if the ESC system is operating normally. The ESC indicator light blinks whenever ESC is operating or illuminates when ESC fails to operate.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Integrated Memory Seat (IMS) Unit

    Specifications Specifications Item Specifications Rated voltage DC 12 V Operating voltage DC 9 - 16 V Operating temperature range -22 to 167°F (-30 to 75°C) Dark current Max.

    Kia Optima DL3 2019-2026 Service and Repair Manual: Temperature Control Actuator

    Components and components location Components Location 1. Temperature control actuator [LH] 2. Temperature control actuator [RH] Description and operation Description The temperature control actuator is located at the heater unit.

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