Target Audience:
DIY mechanics, independent repair shops, dealership technicians
Key Competitors:
Toyota Camry, Honda Accord, Hyundai Sonata, Ford Fusion
Value Proposition:
Provides comprehensive repair and maintenance information typically reserved for dealerships, enabling owners and independent shops to perform professional-level service.
Manual Advantage:
Includes detailed illustrations, diagrams, and step-by-step procedures for accurate repairs and diagnostics.
Powertrain:
Engine, cooling system, fuel system, exhaust system, transmission (automatic and manual if applicable)
Chassis:
Suspension (front and rear), steering, brakes (front and rear, ABS, EBD), wheels, tires
Electrical:
Battery, charging system, starting system, ignition system, lighting, instruments, gauges, power accessories, HVAC controls, body control module (BCM)
Body And Interior:
Body panels, doors, glass, seats, trim, airbags, security system
Maintenance:
Oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection and replacement
Diagnostics:
Troubleshooting guides, DTC (Diagnostic Trouble Code) interpretation, component testing
Repair:
Engine overhaul, transmission repair, brake component replacement, suspension component repair, electrical component replacement
Special Procedures:
Timing belt/chain service, clutch replacement, differential service, powertrain control module (PCM) programming/replacement
Depth:
Comprehensive, from basic maintenance to complete engine and transmission rebuilds
Diagnostics Level:
Detailed diagnostic procedures, including circuit diagrams and resistance values
Engine Type:
Naturally Aspirated Inline 4-cylinder
Displacement:
2.4 Liters (2359 cc)
Bore X Stroke:
88.0 mm x 97.0 mm
Compression Ratio:
10.0:1
Valve Train:
DOHC, 16 valves, Dual Continuously Variable Valve Timing (CVVT)
Horsepower Peak:
175 hp @ 6000 rpm (approximate)
Torque Peak:
169 lb-ft @ 4000 rpm (approximate)
Fuel Delivery:
Multi-point Fuel Injection (MPI) or Gasoline Direct Injection (GDI) depending on specific market variant and engine code
Fuel Type:
Unleaded Gasoline
Recommended Octane:
87 Octane (or as specified in owner's manual)
Coolant Type:
Asian Vehicle Antifreeze/Coolant (50/50 mix with distilled water)
Oil Type Specification:
SAE 0W-20 (API SN or ILSAC GF-5 compliant)
Oil Capacity:
4.8 US quarts (4.5 liters) with filter change
Transmission Type:
6-Speed Automatic (A6GF1)
Transmission Type:
6-Speed Manual (M6GF2)
Automatic Transmission Features:
Sequential manual shifting mode (Sportmatic)
Automatic Transmission Fluid Type:
Kia Genuine ATF SP-IV or equivalent
Manual Transmission Fluid Type:
API GL-4 SAE 75W-90 Gear Oil
NHTSA Overall Rating:
4-Star (2011 model year, may vary slightly)
IIHS Top Safety Pick:
Yes (Good ratings in front, side, rear impact, and roof strength tests)
Electronic Stability Control:
Standard (ESC)
Traction Control:
Standard (TCS)
Antilock Brakes:
Standard (ABS) with Electronic Brake-force Distribution (EBD)
Airbags Front:
Dual front advanced airbags
Airbags Side:
Front seat-mounted side airbags, full-length side curtain airbags
Seatbelts:
3-point active front seatbelts with pretensioners and load limiters, 3-point rear seatbelts
Audio System:
Available premium audio systems (e.g., Infinity audio system), Bluetooth, USB/Auxiliary inputs.
Navigation:
Optional navigation system with touchscreen interface.
Backup Camera:
Available rearview camera.
Parking Sensors:
Available rear parking sensors.
Bluetooth Connectivity:
Standard for hands-free calling and audio streaming on most trims.
Keyless Entry Start:
Available push-button start with smart key.
Oil Change Interval:
7,500 miles (12,000 km) or 6 months, whichever comes first (under normal driving conditions)
Engine Air Filter Replacement:
15,000 miles (24,000 km) or 12 months
Cabin Air Filter Replacement:
15,000 miles (24,000 km) or 12 months
Spark Plug Replacement:
105,000 miles (168,000 km) for iridium plugs
Automatic Transmission Fluid Change:
60,000 miles (96,000 km) (severe service) or as per manual recommendations
Coolant Capacity:
Approx. 6.8 US quarts (6.4 liters)
Engine Carbon Buildup:
Potential for carbon buildup in GDI engines, requiring periodic cleaning. Manual will detail cleaning procedures.
Transmission Shifting Harshness:
Some reports of occasional harsh shifting; manual will cover diagnostics and software updates.
Thermostat Housing Leaks:
Occasional leaks from the thermostat housing; manual provides replacement instructions.
Manufacturer Origin:
South Korea
Generation:
Second Generation (2011-2015)
Design Language:
Introduced the 'tiger-nose' grille design by Peter Schreyer, giving the Optima a more European and upscale appearance.
Assembly Location:
Hwaseong, South Korea; West Point, Georgia, USA
