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

Kia Optima DL3 2019-2025 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 2019-2025 Service and Repair Manual: Evaporator Core

    Repair procedures Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower assembly. (Refer to Heater - "Heater Unit") 3. Loosen the mounting screws, lock pin and remove the evaporator core cover (A).

    Kia Optima DL3 2019-2025 Service and Repair Manual: Blower Resistor

    Repair procedures Inspection 1. Measure the resistance between the terminals. 2. measured resistance is not within specification, the blower resistor must be replaced. (After removing the resistor) (1) Pin No 1.

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