Kia Optima: Maintenance services / Owner maintenance precautions
Improper or incomplete service may result in problems. This section gives instructions only for the maintenance items that are easy to perform.
As explained earlier in this section, several procedures can be done only by an authorized Kia dealer with special tools.
✽ NOTICE
Improper owner maintenance during the warranty period may affect warranty coverage. For details, read the separate Warranty & Consumer Information manual provided with the vehicle. If you're unsure about any servicing or maintenance procedure, have it done by an authorized Kia dealer.
WARNING - Maintenance work
Do not wear jewelry or loose clothing while working under the hood of your vehicle with the engine running. These can become entangled in moving parts, if you must run the engine while working under the hood, make certain that you remove all jewelry (especially rings, bracelets, watches, and necklaces) and all neckties, scarves, and similar loose clothing before getting near the engine or cooling fans.
WARNING - Touching metal parts
Do not touch metal parts (including strut bars) while the engine is operating or hot. Doing so could result in serious bodily injury.Turn the engine off and wait until the metal parts cool down to perform maintenance work on the vehicle.
Owner’s responsibility
✽ NOTICE
Maintenance Service and Record Retention are the owner's responsibility.
You should retain documents that show proper maintenance has been performed
on your vehicle in accordance with t ...
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 ...
Other information:
Kia Optima DL3 2019-2021 Service and Repair Manual: CVVT Oil Control Valve (OCV)
Specifications Specification Item Specification Coil Resistance (Ω) 9.4 - 10.4 [20°C(68°F)] Description and operation Description • Continuous Variable Valve Timing (CVVT) system adva ...
Kia Optima DL3 2019-2021 Service and Repair Manual: Oil Pump
Repair procedures Removal If ATF is leaking due to damage on O-ring, replace O-ring with a new one. (Refer to Oil Pump - "Replacement") Oil Pump Assembly 1. ...