Segment:
Mid-size Sedan, Hybrid Segment
Positioning:
Kia's offering in the increasingly popular mid-size hybrid sedan market, aiming to compete with established players by offering a blend of fuel efficiency, modern styling, and value.
Key Competitors:
Toyota Camry Hybrid, Ford Fusion Hybrid, Hyundai Sonata Hybrid, Honda Accord Hybrid (depending on market availability)
Hybrid Powertrain:
Combines a gasoline engine with an electric motor for enhanced fuel economy and lower emissions.
Styling:
Contemporary design, often praised for its European-inspired styling.
Interior Appointments:
Focus on comfort, user-friendly layout, and typically good feature content for its price point.
Technology:
Incorporates hybrid-specific displays and available infotainment features.
Powertrain:
Internal Combustion Engine (ICE), Hybrid System (Electric Motor, Battery Pack, Power Control Unit), Transmission (6-speed Automatic)
Chassis:
Suspension (Front MacPherson Strut, Rear Multi-link), Steering (Electric Power Steering - EPAS), Brakes (ABS, EBD, Electronic Parking Brake), Wheels and Tires
Electrical:
Body Control Module (BCM), Powertrain Control Module (PCM), Hybrid Control Module (HCM), Instrument Cluster, Lighting Systems, Audio/Infotainment, Navigation, HVAC Controls, Power Accessories, Wiring Diagrams, Diagnostic Trouble Codes (DTCs)
Body And Trim:
Exterior Body Panels, Interior Trim, Seating Systems, Glass and Seals, Doors, Hood, Trunk, Bumpers
Maintenance:
Scheduled Maintenance, Fluid Checks and Changes (Engine Oil, Coolant, Brake Fluid, Transmission Fluid, Hybrid Coolant), Filter Replacements (Oil, Air, Cabin), Spark Plug Replacement, Belt Inspections
Diagnostics And Troubleshooting:
Fault finding for all major systems, DTC interpretation, diagnostic test procedures, component testing, hybrid system diagnostics
Repair And Rebuild:
Engine Overhaul, Transmission Overhaul, Hybrid Component Replacement (Battery, Motor), Suspension and Steering Component Replacement, Brake System Repair, Electrical Component Repair/Replacement, Body Panel Repair/Replacement
Special Procedures:
Hybrid System High Voltage Safety Precautions, Battery Pack Servicing, Hybrid Control Unit Programming, Wheel Alignment, Diagnostic Tool Usage
Depth:
Comprehensive: From basic fluid changes and checks to in-depth diagnostics, component-level repairs, and complete system overhauls. Includes detailed specifications, wiring diagrams, and exploded views.
Engine Code:
G4KH (typically)
Engine Type:
Inline-4, Atkinson Cycle
Displacement:
2.4 Liters (2359 cc)
Bore X Stroke:
87.0 mm x 97.0 mm
Compression Ratio:
12.5:1
Valve Train:
DOHC, 16 Valves, Dual Continuously Variable Valve Timing (CVVT)
Combined System Horsepower:
208 hp (155 kW)
Gasoline Engine Horsepower:
164 hp @ 6000 rpm
Gasoline Engine Torque:
154 lb-ft @ 4500 rpm
Electric Motor Horsepower:
37 hp (27 kW)
Electric Motor Torque:
151 lb-ft
Battery Type:
Lithium Polymer (Li-Polymer)
Battery Voltage:
56 kW (peak power delivery), Nominal Voltage around 270V DC
Fuel Induction:
Electronic Fuel Injection (MPI - Multi-Point Injection)
Fuel Type:
Unleaded Gasoline, Minimum 87 Octane
Fuel Tank Capacity:
17.4 gallons (65.9 Liters)
Transmission Type:
6-Speed Automatic with Sportmatic Shifting (A6GF2)
Hybrid Integration:
Integrated with electric motor and clutch system for seamless transitions between electric, gasoline, and combined power delivery.
Optional Transmission:
N/A (Only Automatic Transmission offered for Hybrid models)
Gear Ratios:
Refer to manual for specific gear ratios.
Transmission Fluid Type:
SPIII (or equivalent specified by Kia for hybrid applications). Consult manual for exact part number.
Transmission Fluid Capacity:
Refer to manual for exact capacity. Typically around 7-8 quarts for a drain and fill.
Length:
191.1 inches (4855 mm)
Width:
72.2 inches (1835 mm)
Height:
57.9 inches (1470 mm)
Wheelbase:
110.0 inches (2795 mm)
Front Track:
62.5 inches (1587 mm)
Rear Track:
62.3 inches (1582 mm)
Ground Clearance:
Approximately 5.3 inches (135 mm)
Front Headroom:
40.1 inches (1019 mm)
Rear Headroom:
37.8 inches (960 mm)
Front Legroom:
45.5 inches (1156 mm)
Rear Legroom:
34.7 inches (881 mm)
Front Shoulder Room:
57.7 inches (1466 mm)
Rear Shoulder Room:
55.6 inches (1412 mm)
Passenger Volume:
Approx. 98.0 cubic feet (2775 Liters)
Cargo Volume Rear Seats Up:
Approx. 15.1 cubic feet (428 Liters)
Curb Weight:
Approx. 3580-3650 lbs (1624-1656 kg) depending on trim
Gross Vehicle Weight Rating Gvwr:
Refer to vehicle's VIN plate or manual.
Towing Capacity:
Not Recommended/Not Equipped for towing.
NHTSA Overall Rating:
Likely 5-Star (Check specific model year NHTSA data for confirmation)
IIHS Rating:
Likely Top Safety Pick (Check specific model year IIHS data for confirmation)
ABS:
Standard Anti-lock Braking System
Ebd:
Standard Electronic Brake-force Distribution
Esc:
Standard Electronic Stability Control (ESC)
Traction Control:
Standard Traction Control System (TCS)
Brake Assist:
Standard Brake Assist System (BAS)
Airbags:
Frontal, Side-Curtain, and Front Side Airbags
Seatbelts:
3-point Seatbelts with Pretensioners and Load Limiters
Child Anchors:
LATCH (Lower Anchors and Tethers for Children) System
Tire Pressure Monitoring:
Standard Tire Pressure Monitoring System (TPMS)
Display Size:
Standard 8-inch Touchscreen Display (on higher trims)
Audio System:
Premium Infinity Audio System with subwoofer (optional)
Navigation:
Integrated Navigation System (optional)
Connectivity:
Bluetooth Hands-Free Connectivity, USB Port, Auxiliary Audio Input
Rear Camera:
Standard Backup Camera
Parking Sensors:
Optional Rear Parking Sensors
Keyless Entry Start:
Push-Button Start with Smart Key
Eco Driving Features:
Eco-driving indicator, energy flow display, and dedicated EV mode button.
Engine Oil Change:
Every 7,500 miles (12,000 km) or 12 months, whichever comes first (using synthetic oil).
Oil Filter Replacement:
With every oil change.
Engine Air Filter Replacement:
Every 15,000 miles (24,000 km) or as needed based on driving conditions.
Cabin Air Filter Replacement:
Every 15,000 miles (24,000 km) or annually.
Coolant Replacement:
Initial replacement at 105,000 miles (168,000 km), then every 45,000 miles (72,000 km) thereafter for engine coolant. Hybrid system coolant has separate intervals, refer to manual.
Spark Plug Replacement:
Typically 105,000 miles (168,000 km) for iridium spark plugs.
Brake Fluid Change:
Every 2 years or 30,000 miles (48,000 km).
Engine Oil Type:
SAE 0W-20, API SN/ILSAC GF-5 certified synthetic engine oil.
Engine Oil Capacity:
4.8 US quarts (4.5 Liters) with filter change.
Coolant Type:
Ethylene Glycol based, HOAT (Hybrid Organic Acid Technology), Blue color (e.g., Kia Super Long Life Coolant).
Hybrid Coolant Type:
Specific coolant for hybrid system components, refer to manual for P/N and type.
Brake Fluid Type:
FMVSS No. 116 DOT 3
Power Steering Fluid:
N/A (Electric Power Steering - EPAS)
Hybrid Battery Degradation:
As with many hybrids, long-term battery degradation is a potential concern, though Kia's battery warranty is typically robust.
Transmission Shifting:
Occasional reports of rough shifting or hesitation, often resolved by software updates or fluid service.
Electrical System Gremlins:
Due to the complex nature of hybrid systems, intermittent electrical issues can occur, often related to sensors or control modules.
Fuel Pump Recall:
Check for any specific recalls related to the fuel pump or other components that may have been issued.
Manufacturer:
Kia Corporation, a South Korean automobile manufacturer, part of the Hyundai Motor Group.
Predecessor:
Kia Optima (MS/MG platform)
Platform:
TF platform, shared with Hyundai Sonata (YF)
Hybrid Introduction:
The Optima Hybrid was introduced as part of the second-generation Optima lineup (TF) in 2011 for the 2011 model year in some markets, with the 2012 model year being a significant release for the hybrid variant.
Production Location:
Hwasung Plant, South Korea (primarily)
Production Years For Generation:
2010-2015 (TF generation)