Kia Optima DL3: Scheduled maintenance service / Normal Maintenance Schedule - Non Turbo Models

Kia Optima DL3 2019-2026 Owner's Manual / Maintenance / Scheduled maintenance service / Normal Maintenance Schedule - Non Turbo Models

The following maintenance services must be performed to ensure good emission control and performance.

Keep receipts for all vehicle emission services to protect your warranty. Where both mileage and time are shown, the frequency of service is determined by whichever occurs first.

I : Inspect and if necessary, adjust, correct, clean or replace.
R : Replace or change.
*1 : The drive belt should be replaced when cracks occur or tension is reduced.
*2 : If TOP TIER Detergent Gasoline is not available, one bottle of additive is recommended. Additives are available from your authorized Kia dealer along with information on how to use them. Do not mix other additives.
*3 : Inspect for excessive valve noise and/or engine vibration and adjust if necessary. Have an authorized Kia dealer perform the operation.

    Follow the Normal Maintenance Schedule if the vehicle is usually operated where none of the following conditions apply. If any of the following conditions apply, follow the Maintenance Under Severe Usage Conditions.

    The following items must be serviced more frequently on cars normally used under severe driving conditions. Refer to the chart below for the appropriate maintenance intervals.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Auto Defogging Sensor

    Description and operation Description The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intake actu

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

    Components and components location Components Location 1. Intake actuator Description and operation Description The intake actuator is located at the blower unit. It regulates the intake door by a signal from the control unit.

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