Basic Information Identification Make: Ford Model: Taurus Year: 1998 Codes Vehicle Platform: FN104 (Fourth Generation) Introduction Market Position Segment: Mid-size Sedan Positioning Statement: The 1998 Ford Taurus represented a significant evolution of Ford's flagship sedan, aiming to blend comfort, spaciousness, and American practicality with increasingly competitive styling and features. Competitive Analysis Key Competitors: Chevrolet Lumina, Pontiac Grand Prix, Buick Regal, Chrysler Sebring, Toyota Camry, Honda Accord Key Features Design Updates: The 1998 model featured a major redesign with a more rounded, aerodynamic exterior and improved interior ergonomics. Significant focus on chassis stiffness and NVH reduction. Powertrain Options: Offered with the reliable 3.0L Vulcan OHV V6 and the more potent 3.4L DOHC V8 (Duratec-based) for performance-oriented trims. Manual Details Coverage Areas General Coverage: All models and all repairs A-Z Page Count Estimated Page Count: 1500+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF Download Manual Coverage Systems Covered Engine Mechanical: Complete disassembly, inspection, and reassembly of all engine variants (3.0L Vulcan V6, 3.4L DOHC V8) Engine Electrical: Ignition system, fuel injection, starting and charging system, emissions control systems (OBD-II diagnostics) Transmission Manual: 4-speed AX4N Automatic Transmission: overhaul, adjustments, torque converter, internal components Transmission Automatic: Not applicable for standard transmission; focus on AX4N automatic Brakes: Front disc, rear drum/disc brake systems, hydraulic system, parking brake, ABS system troubleshooting and repair Suspension: Front MacPherson strut, rear multi-link independent suspension, components, alignment, and steering system Electrical Body: Lighting systems, power windows, locks, mirrors, wipers, horn, instrument cluster, body control modules HVAC: Air conditioning system, heater core, blower motor, controls, refrigerant handling and R134a system Chassis Body: Frame structure, body panels, doors, hood, trunk, glass, rust prevention and repair Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug service, belt inspection/replacement, fluid checks and top-offs Diagnostics: Comprehensive troubleshooting guides for all major systems, diagnostic trouble codes (DTCs) interpretation, wiring diagrams Repair And Rebuild: Step-by-step instructions for engine component replacement, transmission overhaul, brake system repairs, suspension and steering work Electrical Repairs: Wiring harness repair, component testing and replacement, circuit diagnosis Technical Depth Depth: Complete factory-level repair and diagnostic information, suitable for professional technicians and advanced DIYers Manual Specifications File Format File Type: PDF Searchability: Text-searchable for quick information retrieval Printability: Printable pages for hands-on use in the garage Print Quality Image Resolution: High-resolution images and diagrams for clarity Binding Type Binding: Digital Download (N/A for print) Paper Type Paper Quality: N/A (Digital) Engine Specifications Primary Engine Engine 1 Name: Vulcan OHV V6 Engine 1 Displacement: 3.0 Liters (182 cubic inches) Engine 1 Bore X Stroke: 3.52 in x 3.75 in (89.4 mm x 95.25 mm) Engine 1 Compression Ratio: 9.0:1 Engine 1 Horsepower: 155 hp @ 5000 rpm Engine 1 Torque: 185 lb-ft @ 3750 rpm Optional Engine Engine 2 Name: DOHC V8 (SHO) Engine 2 Displacement: 3.4 Liters (207 cubic inches) Engine 2 Bore X Stroke: 3.54 in x 3.22 in (90 mm x 81.8 mm) Engine 2 Compression Ratio: 10.0:1 Engine 2 Horsepower: 253 hp @ 6000 rpm Engine 2 Torque: 250 lb-ft @ 4500 rpm Performance Fuel Induction: Sequential Electronic Fuel Injection (SEFI) Fuel Type: Unleaded gasoline (87 octane recommended for 3.0L, 91 octane recommended for 3.4L V8) Fuel System Fuel Pump Type: In-tank electric Fuel Filter Location: In-line, near fuel tank Transmission Standard Transmission Type: 4-Speed Automatic (AX4N) Optional Transmission Type: 5-speed Manual (rarely specified for 1998 models, primarily automatic) Features Transmission Fluid Type: MERCON V (or equivalent, check manual for exact specification) Transmission Fluid Capacity: Approximately 10.5 quarts (9.9 liters) for AX4N, including torque converter Torque Converter Stall Speed: Varies by engine, approximately 2000-2400 RPM Dimensions Exterior Length: 199.7 inches (5072 mm) Width: 73.7 inches (1872 mm) Height: 56.2 inches (1427 mm) Wheelbase: 108.5 inches (2756 mm) Front Track: 61.4 inches (1560 mm) Rear Track: 61.0 inches (1550 mm) Interior Passenger Volume: Approximately 104.4 cubic feet Cargo Trunk Volume: Approximately 16.0 cubic feet Weights Curb Weight: 3400 - 3700 lbs (1542 - 1678 kg), varies by trim and engine Gross Vehicle Weight Rating: 4700 - 5000 lbs (2132 - 2268 kg) Safety Features Ratings NHTSA Frontal Impact Driver: 4/5 Stars (1998 Model Year) NHTSA Frontal Impact Passenger: 4/5 Stars (1998 Model Year) IIHS Frontal Offset: Good (for redesigned models) Active Features ABS: Standard on most trims; optional on base models Traction Control: Optional on some trims, primarily with the V8 Passive Features Airbags: Driver and front passenger airbags standard Seatbelts: Front three-point seatbelts with pretensioners; rear three-point seatbelts Child Seat Anchors: LATCH system not standard in 1998; ISOFIX preparation may vary Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player and optional CD player. Premium sound system with amplifier available on higher trims. Climate Control: Manual or optional automatic climate control system. Driver Assistance Cruise Control: Standard on most trims. Connectivity Phone Integration:...