This comprehensive 1998 Ford Expedition Service and Repair Manual provides everything you need to maintain, service, diagnose, and repair your vehicle. It covers all models and all repairs, from basic maintenance to complex engine work. The manual includes detailed step-by-step instructions, diagrams, illustrations, wiring schematics, and specifications, making it easy to understand and follow. You'll find information on everything from engine and transmission to brakes, suspension, electrical systems, and more. This manual is the same one used by technicians at Ford dealerships, so you can be confident that you're getting accurate and reliable information.

The manual covers a wide range of topics, including:

* **Maintenance:** Oil changes, filter replacements, tune-ups, and other routine maintenance procedures.
* **Engine:** Repairs and troubleshooting for engine components such as the cylinder head, crankshaft, pistons, and valves.
* **Control System:** Information on the electronic control systems that manage engine performance, transmission, and other functions.
* **Mechanical:** Repairs and adjustments to the vehicle's mechanical systems, including the suspension, brakes, steering, and drivetrain.
* **Fuel Service Specifications:** Information on fuel systems, including fuel injectors, fuel pumps, and fuel lines.
* **Emission Control:** Diagnosis and repair of the vehicle's emission control systems, including the catalytic converter, oxygen sensors, and evaporative emissions system.
* **Intake Exhaust Cooling:** Information on the intake and exhaust systems, including the intake manifold, exhaust manifold, and cooling systems.
* **Lube:** Recommendations and specifications for lubricants, including engine oil, transmission fluid, and brake fluid.
* **Ignition Starting Charging:** Diagnosis and repair of the ignition system, starter, and charging system.
* **Auto Transmission Clutch:** Information on automatic transmissions, including clutches, torque converters, and gearboxes.
* **Manual Transmission:** Information on manual transmissions, including shifting mechanisms, synchromesh, and gearsets.
* **Transfer Propeller Shaft:** Diagnosis and repair of the transfer case and propeller shafts.
* **Drive Shaft:** Information on drive shafts, including universal joints and constant velocity joints.
* **Differential:** Diagnosis and repair of the front and rear differentials.
* **Axle Suspension:** Information on axles, suspension components, and steering systems.
* **Tire & Wheel:** Information on tires, wheels, and tire pressure monitoring systems.
* **Brake Control:** Diagnosis and repair of the brake system, including master cylinder, calipers, and brake lines.
* **Brake:** Information on brake systems, including disc brakes, drum brakes, and anti-lock brakes.
* **Parking Brake:** Diagnosis and repair of the parking brake system.
* **Steering Column:** Information on the steering column, including the steering wheel, steering shaft, and steering gear.
* **Power Steering:** Diagnosis and repair of the power steering system, including the power steering pump, hydraulic lines, and steering rack.
* **Air Condition:** Diagnosis and repair of the air conditioning system, including the compressor, condenser, evaporator, and refrigerant.
* **Suppl Restraint System:** Information on the supplemental restraint system, including airbags and seatbelts.
* **Seat Belt:** Diagnosis and repair of seatbelt systems.
* **Engine Immobilizer:** Information on the engine immobilizer system, which prevents unauthorized starting of the vehicle.
* **Cruise Control:** Diagnosis and repair of the cruise control system.
* **Wiper & Washer:** Information on the windshield wipers and washer system.
* **Door Lock:** Diagnosis and repair of door locks and power door locks.
* **Meter Audio/Visual:** Information on the instrument cluster, gauges, and warning lights.
* **Horn:** Diagnosis and repair of the horn system.
* **Windshield/Glass Mirror:** Information on the windshield, windows, and mirrors.
* **Instrument Panel:** Information on the instrument panel, including the dashboard, center console, and switches.
* **Seat:** Information on seats, including adjustments, heating, and cooling.
* **Engine Hood/ Door:** Information on the engine hood and doors, including latches, hinges, and seals.
* **Exterior & Interior:** Information on the vehicle's exterior and interior, including body panels, trim, and upholstery.
* **Electrical:** Diagnosis and repair of the vehicle's electrical system, including wiring, fuses, relays, and sensors.
* **Multiplex/ Can Communication:** Information on the vehicle's multiplex communication system, which allows different electronic control modules to communicate with each other.

With this comprehensive manual, you can save time and money by performing your own repairs and maintenance.

The 1998 Ford Expedition is a full-size SUV that marked the first generation of this popular model. Built on the Ford F-150 platform, the Expedition was initially offered with a single 5.4L V8 engine, producing 235 horsepower and 325 lb-ft of torque, coupled with a 4-speed automatic transmission. While known for its spacious interior, capable off-roading, and rugged construction, the Expedition also offered a range of comfort amenities, including optional leather upholstery, power seats, and a premium sound system. This first generation was offered in both 2WD and 4WD configurations, catering to a wide range of uses, from daily commuting to weekend adventures. Its success was evident in its popularity with families and individuals alike, establishing the Expedition as a strong contender in the burgeoning full-size SUV market.

The 1998 Ford Expedition's success was not solely due to its robust construction and spacious design, but also its reliability and practicality. The 5.4L V8 engine, a staple of the Ford line, was known for its durability and ample power, ensuring smooth acceleration and confident towing capabilities. This made the Expedition an attractive option for those needing a vehicle that could handle the demands of a busy lifestyle, whether it was hauling cargo, towing a trailer, or simply transporting a large family. The 1998 Ford Expedition's reliability was also a major selling point, earning it a reputation for longevity and dependability. This, combined with its generous interior space, impressive towing capacity, and comfortable ride, solidified its position as a popular and reliable choice in the SUV segment.