The Kia Optima was Kia's midsize sedan, offered with four-cylinder, turbocharged, and hybrid power. The 2014 Kia Optima factory service manual documents the specific engine and transmission for this model year.
Engine and Transmission Service
The Optima's engine requires the correct oil specification and timing chain service interval documented in the factory manual, including turbocharged variants' intake valve cleaning procedure, along with the automatic transmission fluid specification.
What This Optima Manual Covers
- Engine-specific service specs — intake valve cleaning, oil specification
- Automatic transmission fluid specification and service procedure
- Complete electrical diagrams for all trim levels