Kia Optima: Maintenance / Scheduled maintenance service

Kia Optima DL3 2019-2021 Owner's Manual / Maintenance / Scheduled maintenance service

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.

If your vehicle is operated in any of the prior listed conditions, you should inspect, replace or refill more frequently, using the severe usage maintenance schedule instead of the normal usage maintenance schedule.

Owner maintenance
The following lists are vehicle checks and inspections that should be performed by the owner or an authorized Kia dealer at the frequencies indicated to help ensure safe, dependable operation of y ...

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 ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: Catalytic Converter


Description and operation Description The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx). Repair procedures Removal [Catalyt ...

Kia Optima DL3 2019-2021 Service and Repair Manual: Trunk Lid


Repair procedures Adjustment 1. Place the car on a flat surface and check whether the body and trunk lid are well-aligned. 2. After loosening the trunk lid hinge (A) mounting bolt, adjust the trunk lid by moving it up and down or from si ...

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