🏷️ Basic Information Identification Make: Kia Model: Optima Year: 2005 Chassis Code: MS Generation Generation Name: Second Generation (MS) Generation Start Year: 2005 Generation End Year: 2006 👋 Introduction Market Position Vehicle Segment: Mid-size sedan Competitive Segment: Competed against vehicles like Toyota Camry, Honda Accord, Nissan Altima, Ford Fusion Key Features Key Selling Points 2005: Stylish design, comfortable ride, competitive pricing, improved interior quality over previous generation Manual Value Manual Utility: Essential for owners and independent repair shops performing maintenance and repairs Information Source: Provides factory-level accuracy for all service procedures 📋 Manual Details Coverage Areas Coverage Scope: Complete factory service and repair Applicable Styles: All styles and trim levels Page Count Estimated Page Count: Hundreds Manual Type Manual Type: Factory Service Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, lubrication, cooling, fuel injection, ignition, exhaust, emissions control Drivetrain Systems: Manual and automatic transmission, clutch, differential, drive axles, CV joints Chassis Systems: Suspension (front and rear), steering, brakes (hydraulic, ABS), wheels, tires Electrical Systems: Starting and charging, lighting, instruments and gauges, power windows/locks/mirrors, HVAC controls, audio system, body control module (BCM), fuse box diagrams Body And Interior: Body panels, doors, windows, trim, seats, airbags, HVAC system components Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement Repair Procedures: Engine component overhaul, transmission rebuild, brake caliper replacement, suspension component repair, electrical diagnostics and repair Troubleshooting: Diagnostic trouble codes (DTCs), symptom-based troubleshooting charts, electrical circuit analysis Special Tools: Identification and usage of specialized tools required for specific repairs Technical Depth Depth Of Information: Comprehensive, from basic maintenance to complex system diagnostics and rebuilds Diagnostic Procedures: Detailed step-by-step diagnostic flowcharts and procedures Torque Specifications: Precise torque values for all critical fasteners Schematics And Diagrams: Wiring diagrams, vacuum diagrams, hydraulic schematics 📊 Manual Specifications File Format File Format: Portable Document Format (PDF) Print Quality Print Quality: High-resolution, suitable for printing individual pages or the entire manual Binding Type Binding Type: Digital (Downloadable PDF, no physical binding) Paper Type Paper Type: N/A (Digital format) Searchability Text Searchability: Searchable text content for quick information retrieval ⚙️ Engine Specifications Primary Engine Engine Code: G4GC (for 2.0L), G4KD (for 2.4L) Engine Displacement 2.4L: 2.4 Liters (2351 cc) Engine Type 2.4L: Inline 4-cylinder, DOHC, 16-valve Bore X Stroke 2.4L: 87.0 mm x 97.0 mm Compression Ratio 2.4L: 9.4:1 Performance Horsepower 2.4L: 145 hp @ 5500 rpm Torque 2.4L: 164 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (MPI) Fuel Type: Unleaded Gasoline Recommended Octane: 87 Octane Other Engine Options Engine Displacement 2.0L: 2.0 Liters (1998 cc) Engine Type 2.0L: Inline 4-cylinder, DOHC, 16-valve Horsepower 2.0L: 138 hp @ 6000 rpm Torque 2.0L: 136 lb-ft @ 4500 rpm 🔧 Transmission Standard Standard Transmission: 5-Speed Manual (common with 2.0L engine) Optional Optional Transmission: 4-Speed Automatic (common with 2.4L engine) Features Automatic Transmission Features: Electronically controlled, adaptive shift logic Fluid Specifications Automatic Transmission Fluid: Kia Genuine ATF SP-III or equivalent Manual Transmission Fluid: GL-4 SAE 75W-90 Gear Oil (refer to manual for specific Kia part number) 📐 Dimensions Exterior Length: 187.4 inches (4760 mm) Width: 70.2 inches (1783 mm) Height: 57.7 inches (1466 mm) Wheelbase: 106.3 inches (2700 mm) Front Track: 61.2 inches (1555 mm) Rear Track: 60.8 inches (1545 mm) Weights Curb Weight Est: 3200-3400 lbs (1451-1542 kg), depending on configuration Gross Vehicle Weight Rating Est: 4300-4500 lbs (1950-2041 kg) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-Star (for 2005 model year) NHTSA Front Impact Passenger: 5-Star (for 2005 model year) IIHS Front Offset Crash Test: Good (for models equipped with side airbags) Active Features Anti Lock Braking System: Standard on most trims Electronic Stability Control: Optional on some trims, often bundled with ABS Traction Control System: Optional on some trims Passive Features Airbags: Frontal airbags (driver and passenger), optional side-impact airbags and curtain airbags Seatbelts: 3-point seatbelts with pretensioners for all seating positions Child Seat Anchors: LATCH (Lower Anchors and Tether Anchors for Children) system 💡 Technology Features Infotainment Audio System: Standard AM/FM/CD player, optional premium audio system with subwoofer and amplifier. Climate Control: Manual or automatic climate control systems. Driver Assistance Cruise Control: Standard on most trims. Connectivity Auxiliary Input: Not commonly available on factory head units for this model year. Comfort Features Power Accessories: Power windows, power door locks, power-adjustable mirrors. Keyless Entry: Available on higher trim levels. 🔧 Maintenance Service Intervals Oil And Filter Change: Every 5,000-7,500 miles (8,000-12,000 km) or 6 months, whichever comes first (refer to manual for exact interval based on driving conditions). Air Filter Replacement: Every 30,000 miles (48,000 km) or as needed based on inspection. Engine Coolant Flush: Every 60,000 miles (96,000 km) or 4 years. Spark Plug Replacement: Iridium spark plugs: 100,000 miles (160,000 km). Timing Belt Replacement: This...