Service and Repair manual for Fifth generation (DL3) of the mid-size sedan Kia Optima. Kia's best-selling midsize sedan was unveiled with new design cues inside and out, expanded ADAS technology, a new UVO infotainment strategy and available European-inspired red and black two-tone sport leather-trimmed seats. Additional available enhancements to the Optima line include new alloy wheel choices, ambient LED interior lighting, and a new Passion Red exterior color.

■ Gasoline engine (THETA 2.4L GDI) The engine number is stamped on the engine block as shown in the drawing.
Schematic diagrams Connector and Terminal Function [Front Seat] [Ventilation+Heater Type / Non-Heater Type] Pin Function Pin Function Ventilation+Heater Type Non-Heater Type Ventilation+Heater Type Non-Heater Type
Components and components location Component Location 1. Heater unit assembly Compoents 1. Mode control actuator 2. Temperature control actuator [LH] 3. PTC Heater dummy 4.