Kia Optima Hybrid: Engine Control/Fuel System

CVVT (Continuously Variable Valve Timing) System Description and Operation

Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine ...

General Safety Information and Caution

Safety Precaution     Since hybrid vehicles contain a high voltage battery, if the high voltage system or vehicles are handled incorrectly, this might lead to a serious accidents like electric ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Repair procedures

Refrigerant System Service Basics • Since the electric compressor uses high-voltage, you should use PVE or POE oil which have high Volumetric Resistivity. • Do not use the same A/C recovery / charging station as conventional belt-driven compressors.     If the PVE or POE oil of the system ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Components and Components Location

Components Location 1. AVN (A/V & Navigation head unit)2. Midrange speaker3. External amplifier4. Roof antenna (GPS + SDARS)5. Front door speaker6. Rear speaker7. Woofer speaker8. Antenna feeder cable9. Center speaker10. Glass antenna (Radio)11. Back view camera12. Feeder cable joint connector ? ...