🏷️ Basic Information Identification Make: Kia Model: Optima Model Code: TF / QF Year: 2011 Engine Variant: 2.0 T-GDI Codes Platform Code: TF (global), QF (North America) 👋 Introduction Market Position Segment: Mid-size Sedan Target Audience: Consumers seeking stylish, well-equipped, and performant sedans Competitive Analysis Competitors: Toyota Camry, Honda Accord, Ford Fusion, Hyundai Sonata, Chevrolet Malibu Key Features Engine Highlight: Powerful 2.0L turbocharged direct-injection engine Design: Sleek, sporty design with European influences Interior Appointments: Comfortable and well-appointed interior, often featuring premium materials Value Proposition: Strong emphasis on features and performance for the price point 📋 Manual Details Coverage Areas Primary Coverage: Service and Repair Procedures Scope: Comprehensive diagnostic and repair information Page Count Estimated Page Count: 1500-2000+ Manual Type Type: Service and Repair Manual Purpose: Professional technician-level repair guidance Language Language: English Format Format: Digital (PDF) Searchability: Searchable text content Printability: Printable pages 📖 Manual Coverage Systems Covered Engine: 2.0L Theta II GDI Turbocharged Engine (G4KH) Engine Management: ECU diagnostics, fuel injection, ignition system, emissions control Transmission: 6-speed Automatic Transmission (A6LF2) Drivetrain: Front-wheel drive (FWD) Suspension: Front MacPherson strut, Rear multi-link Steering: Electric Power Steering (EPS) Brakes: Front ventilated discs, Rear solid discs, ABS, EBD, ESC Electrical: Battery, charging system, starting system, lighting, body electrical, multiplex communication HVAC: Air conditioning, heating, ventilation system Body: Exterior panels, interior trim, doors, windows, roof Safety Systems: Airbags, seatbelts, SRS system Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements Diagnostics: Troubleshooting guides, DTC (Diagnostic Trouble Code) interpretation, live data analysis Repair: Component removal, installation, and adjustment for all major systems Overhaul: Engine and transmission component overhaul procedures Electrical Repairs: Wiring diagrams, component testing, repair of electrical faults Specifications: Torque specifications, clearances, fluid capacities, electrical values Technical Depth Depth: Detailed, in-depth technical information for professional mechanics Diagnostics Level: Advanced diagnostic procedures, including use of scan tools Rebuild Information: Complete engine and transmission rebuild specifications 📊 Manual Specifications File Format File Type: PDF Resolution: High-resolution scans for clarity Print Quality Readability: Optimized for clear reading on screen and in print Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: G4KH Engine Type: Inline 4-cylinder, turbocharged, intercooled Displacement: 1998 cc (2.0 Liters) Bore X Stroke: 86.0 mm x 86.0 mm Compression Ratio: 9.5:1 Valve Train: DOHC, 16 valves, Dual Continuously Variable Valve Timing (CVVT) Performance Horsepower: 274 hp @ 6000 rpm (SAE Net) Torque: 269 lb-ft @ 1800-4500 rpm (SAE Net) Fuel System Fuel Delivery: Gasoline Direct Injection (GDI) Fuel Type: Unleaded Gasoline (Premium Recommended for optimal performance) Fuel Pump Pressure: High-pressure fuel pump system 🔧 Transmission Standard Type: 6-speed Automatic Transaxle Transmission Code: A6LF2 Optional Optional Types: Not available for this specific engine/trim combination in 2011 Features Gear Selection: Driver-selectable manual mode (Sportmatic) Fluid Type: Kia ATF SP-IV or equivalent Fluid Capacity: Approximately 8.8 Liters (check manual for specific drain/fill vs. total) 📐 Dimensions Exterior Length: 191.5 inches (4864 mm) Width: 72.1 inches (1831 mm) Height: 57.7 inches (1466 mm) Wheelbase: 110.0 inches (2794 mm) Interior Passenger Volume: Approximately 100.1 cubic feet (varies by configuration) Cargo Trunk Volume: Approximately 15.4 cubic feet Weights Curb Weight: Approximately 3350-3500 lbs (varies by trim) Gross Vehicle Weight Rating: Refer to vehicle placard Wheels Tires Wheel Bolt Pattern: 5 x 114.3 mm (5 x 4.5 inches) Standard Tire Size: 215/55R17 or 225/45R18 (depending on trim) Optional Tire Size: 225/45R18 🛡️ Safety Features Ratings NHTSA Overall Rating: Good (typically for 2011 model year, check specific test results) IIHS Top Safety Pick: Yes (for 2011 model year) Active Features Electronic Stability Control: Standard Anti Lock Braking System: Standard Electronic Brake Force Distribution: Standard Brake Assist: Standard Passive Features Airbags: Front, front-side, full-length side curtain airbags Seatbelts: 3-point seatbelts with pretensioners and load limiters Child Seat Anchors: LATCH system 💡 Technology Features Infotainment Head Unit: Available with optional navigation system, premium audio systems (e.g., Infinity), Bluetooth connectivity, USB/Aux inputs. Display: Touchscreen interface (on models with navigation/premium audio) Driver Assistance Parking Sensors: Optional rear parking sensors Rearview Camera: Optional rearview camera integrated with infotainment display Connectivity Bluetooth: Hands-free calling and audio streaming Usb Aux: Ports for media device connection 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 12 months, whichever comes first (under normal driving conditions; severe conditions may require shorter intervals) Air Filter Replacement: Every 15,000-30,000 miles (depending on driving environment) Cabin Air Filter Replacement: Every 15,000-30,000 miles or annually Spark Plug Replacement: Every 60,000 miles (for iridium-tipped plugs) Transmission Fluid Change: Inspect every 30,000 miles, replace typically around 60,000-100,000 miles (refer to manual for severe use recommendations) Fluid Specifications Engine Oil: SAE 5W-30, API SN or ILSAC GF-5 certified (refer to manual for exact specifications and capacity) Coolant: Ethylene Glycol based antifreeze/coolant, long-life type (typically Pink/Red color) Brake Fluid: DOT 3 or DOT 4 Power Steering Fluid: Use...