6-speed Automatic Transmission (A/T) with Sportmatic Shifting
Features
Automatic Transmission Features:
Lock-up torque converter, electronic control
Fluid Specifications
Manual Transmission Fluid:
API GL-4, SAE 75W/85 (refer to manual for exact specification and Kia part number)
Automatic Transmission Fluid:
Kia Genuine ATF SP-IV or equivalent (refer to manual for exact specification and Kia part number)
📐 Dimensions
Exterior
Length:
189.4 inches
Width:
72.4 inches
Height:
57.1 inches
Wheelbase:
110.0 inches
Interior
Front Headroom:
40.7 inches
Rear Legroom:
36.7 inches
Cargo
Trunk Volume:
15.1 cubic feet
Weights
Curb Weight:
3130 - 3380 lbs (approx., depending on configuration)
🛡️ Safety Features
Ratings
NHTSA Overall Rating:
5-Star (for models equipped with specific safety features)
IIHS Top Safety Pick:
Yes (for models meeting specific criteria)
Active Features
Electronic Stability Control:
Standard (ESC/VSM - Vehicle Stability Management)
Traction Control:
Standard (TCS)
Antilock Brakes:
Standard (ABS)
Brake Assist:
Standard (BAS)
Passive Features
Airbags:
Front, side, and curtain airbags
Seatbelts:
Three-point active seatbelts with pretensioners and load limiters
Child Anchors:
LATCH (Lower Anchors and Tethers for Children) system
💡 Technology Features
Infotainment
Audio System:
Standard AM/FM/CD/MP3 player with auxiliary input and USB port. Optional premium audio systems available (e.g., Infinity).
Navigation:
Optional navigation system with touchscreen interface.
Driver Assistance
Rearview Camera:
Optional rearview camera integrated with the infotainment display.
Parking Sensors:
Optional rear parking assist sensors.
Connectivity
Bluetooth:
Optional Bluetooth hands-free connectivity for phone calls.
Voice Recognition:
Available with optional navigation and Bluetooth systems.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 5,000 miles or 6 months (severe conditions); 7,500 miles or 12 months (normal conditions) - refer to manual for exact OEM recommendation.
Air Filter Replacement:
Every 15,000 miles or 12 months (severe); 30,000 miles or 24 months (normal) - refer to manual.
Cabin Air Filter Replacement:
Every 10,000 miles or 12 months - refer to manual.
Spark Plug Replacement:
NGK Iridium: 100,000 miles (refer to manual for specific type and torque).
Fluid Specifications
Engine Oil:
SAE 5W-20, API SN or ILSAC GF-5 certified (refer to manual for exact specification and capacity).
Coolant:
OAT (Organic Acid Technology) coolant, ethylene glycol-based, pre-diluted 50/50 mix (refer to manual for exact specification and capacity, e.g., Kia Genuine Super Long Life Coolant).
Brake Fluid:
DOT 3 or DOT 4 (refer to manual for exact specification and capacity).
Known Issues
Engine Knocking:
Some owners reported engine knocking or pinging, often related to carbon buildup or fuel quality. Manual covers decarbonization procedures.
Transmission Shudder:
Occasional reports of automatic transmission shudder; fluid changes and filter replacement are common fixes detailed in the manual.
Electrical Gremlins:
Minor electrical issues can arise; the manual's detailed wiring diagrams and diagnostic procedures are crucial.
📚 Vehicle History
Brand Heritage
Kia Origins:
Founded in 1944, initially as a manufacturer of steel tubing and bicycle parts. Entered automotive manufacturing in the late 1960s.
Model Evolution
Optima Generations:
This is the second generation of the Kia Optima (model code TF), succeeding the MG model.
Design Philosophy:
Marked a significant shift towards more European-inspired styling under Peter Schreyer's design leadership.
Production
Manufacturing Plant:
Hwasung, South Korea; West Point, Georgia, USA (for North American market)
Production Years
Model Run:
2011-2013 (for the TF generation)
🏆 Awards & Recognition
Recognitions
IIHS Award:
The 2011 Kia Optima was an IIHS Top Safety Pick.
NHTSA Award:
Achieved high safety ratings from NHTSA, including a 5-star overall rating for models equipped with side airbags and ESC.
Certifications
Emissions:
Meets EPA and California LEV-II standards (refer to manual for specific emission control system details).