Ford Taurus Complete Workshop Service Repair Manual 2003

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The 2003 Ford Taurus is a mid-size sedan that built upon the model's established reputation for spaciousness and a comfortable ride. It was a significant player in the competitive American...

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Taper: Car

Distributeur:

UGS: 100015

Mots clés: 2003 Car Ford Taurus

Variantes de produits

Description

The 2003 Ford Taurus is a mid-size sedan that built upon the model's established reputation for spaciousness and a comfortable ride. It was a significant player in the competitive American automotive market, offering practical transportation for families and individuals. This iteration of the Taurus, part of its fourth generation, featured a refined design and was available with a choice of two capable V6 engines: the 3.0L Vulcan OHV and the more powerful 3.0L Duratec DOHC. Known for its accessible pricing and often equipped with safety features for its time, the 2003 Taurus aimed to provide reliable and comfortable mobility. This comprehensive workshop service repair manual serves as the definitive guide for all maintenance and repair procedures for the 2003 Ford Taurus. It is meticulously designed for professional technicians and dedicated DIY enthusiasts, covering a vast array of systems including the engine (3.0L Vulcan V6 and 3.0L Duratec V6), AX4N/AX4S automatic transmission, braking systems, suspension, steering, and the entire electrical system. Within its extensive pages, you will find detailed instructions for general maintenance, in-depth engine and transmission repairs, brake and suspension system servicing, advanced electrical diagnostics with wiring diagrams, HVAC system repair, bodywork, and troubleshooting guides. This manual provides the technical specifications, procedures, and diagnostic information necessary to ensure the optimal performance and longevity of your vehicle.

🏷️ Basic Information

Identification

Make:

Model:

Taurus

Year:

Codes

Platform:

👋 Introduction

Market Position

Description:

The Ford Taurus was a staple in the American mid-size sedan market for decades, known for its spacious interior, comfortable ride, and accessible pricing. The 2003 model represented a mature iteration of the popular platform.

Competitive Analysis

Competitors:

Chevrolet Impala, Pontiac Grand Prix, Toyota Camry, Honda Accord, Nissan Altima.

Key Features

Vehicle Features:

Spacious interior, comfortable ride, available V6 power, often equipped with advanced safety features for its era.

Manual Value Proposition

Benefit To Owner:

Empowers owners to perform a wide range of maintenance and repair tasks, saving time and money, and ensuring proper vehicle upkeep.

Manual Scope

Coverage Statement:

This manual is the definitive resource for anyone needing to service or repair a 2003 Ford Taurus, providing detailed, step-by-step instructions.

📋 Manual Details

Coverage Areas

Description:

This comprehensive workshop service repair manual covers all aspects of repair and maintenance for the 2003 Ford Taurus. It is designed for professional technicians and serious DIY enthusiasts.

Page Count

Estimated Pages:

2000+

Manual Type

Type:

Workshop Service Repair Manual

Language

Language:

English

Format

Format:

Downloadable PDF

📖 Manual Coverage

Systems Covered

Engine:

3.0L Vulcan V6 (OHV), 3.0L Duratec V6 (DOHC)

Transmission:

AX4N/AX4S Automatic Transmission

Brakes:

Front Disc, Rear Disc (ABS and Non-ABS variations)

Suspension:

Front Independent McPherson Strut, Rear Independent Multi-link

Steering:

Power Rack and Pinion

Electrical System:

Battery, Charging System, Ignition System, Lighting, Fuses, Relays, Powertrain Control Module (PCM), Body Control Module (BCM), Instrument Cluster, Audio System, Climate Control Electronics

Body And Chassis:

Frame, Body Panels, Doors, Hood, Trunk, Bumpers, Glass, Interior Trim

HVAC:

Air Conditioning, Heater Core, Blower Motor, Controls, Refrigerant System

Fuel System:

Fuel Pump, Fuel Filter, Fuel Injectors, Fuel Lines, Evaporative Emission Control (EVAP) System

Exhaust System:

Exhaust Manifolds, Catalytic Converter, Muffler, Pipes

Cooling System:

Radiator, Water Pump, Thermostat, Hoses, Cooling Fan

Procedures Included

General Maintenance:

Oil and Filter Changes, Air Filter Replacement, Spark Plug Replacement, Fluid Checks and Replenishment, Tire Rotation, Brake Pad Replacement

Engine Repair:

Engine Assembly/Disassembly, Cylinder Head Service, Piston and Connecting Rod Installation, Crankshaft Service, Timing Component Replacement

Transmission Repair:

Transmission Fluid and Filter Change, Torque Converter Replacement, Valve Body Service, Gear Set Repair, Seal Replacements

Brake System Repair:

Brake Pad and Rotor Replacement, Caliper Service, Brake Line Flushes, ABS System Diagnostics and Repair

Suspension And Steering Repair:

Strut and Shock Absorber Replacement, Ball Joint and Tie Rod End Replacement, Wheel Bearing Replacement, Power Steering Pump and Steering Rack Service

Electrical Diagnostics:

Troubleshooting Electrical Faults, Wiring Diagrams, Component Testing, PCM/BCM Programming and Diagnostics

HVAC System Repair:

Refrigerant System Servicing, Compressor Replacement, Evaporator and Heater Core Replacement, Blower Motor and Resistor Replacement

Bodywork And Interior:

Panel Replacement, Door Mechanism Repair, Glass Replacement, Interior Trim Installation and Repair

Troubleshooting Guides:

Diagnostic Trouble Codes (DTCs), Symptoms-based Troubleshooting Charts

Technical Depth

Level:

Comprehensive (from basic maintenance to full engine/transmission rebuilds)

Diagnostics:

Advanced diagnostic procedures, including PCM data stream interpretation and component-level testing.

Wiring Diagrams:

Detailed electrical schematics for all major systems.

Specifications And Tolerances:

Precise torque values, clearances, and material specifications for all components.

📊 Manual Specifications

File Format

Quality:

High-resolution, searchable PDF with clear illustrations and diagrams.

Print Quality

Printability:

Printable pages for easy reference in a workshop environment.

Binding Type

Binding:

N/A (Downloadable PDF)

Paper Type

Paper Type:

N/A (Downloadable PDF)

⚙️ Engine Specifications

Primary Engine

Engine 1 Variant:

3.0L Vulcan V6 (OHV)

Engine 1 Displacement:

182 cu in (2986 cc)

Engine 1 Configuration:

Overhead Valve (OHV), 2 valves per cylinder

Engine 1 Horsepower:

152 hp @ 5000 rpm

Engine 1 Torque:

179 lb-ft @ 3750 rpm

Secondary Engine

Engine 2 Variant:

3.0L Duratec V6 (DOHC)

Engine 2 Displacement:

183 cu in (2967 cc)

Engine 2 Configuration:

Double Overhead Camshaft (DOHC), 4 valves per cylinder

Engine 2 Horsepower:

200 hp @ 6000 rpm

Engine 2 Torque:

200 lb-ft @ 4700 rpm

Fuel System

Fuel Delivery:

Electronic Multi-Port Fuel Injection (MPFI)

Fuel Type:

Unleaded gasoline

Ignition System

Ignition Type:

Distributorless Ignition System (DIS) with Coil-on-Plug (COP) for Duratec, Coil pack for Vulcan

🔧 Transmission

Standard

Transmission Type:

4-Speed Automatic (AX4N/AX4S)

Optional

Optional Transmission:

None for 2003 model year

Features

Transmission Fluid Type:

Mercon V

Transmission Fluid Capacity:

Approx. 10.2 quarts (9.7 liters) (Dry fill)

📐 Dimensions

Exterior

Wheelbase:

112.9 inches (2868 mm)

Length:

199.7 inches (5072 mm)

Width:

73.1 inches (1857 mm)

Height:

55.7 inches (1415 mm)

Weights

Curb Weight Min:

3485 lbs (1581 kg)

Curb Weight Max:

3669 lbs (1664 kg)

Gross Vehicle Weight Rating Gvwr:

4620 lbs (2095 kg) for 3.0L Vulcan / 4780 lbs (2168 kg) for 3.0L Duratec

Cargo

Trunk Volume:

16.0 cu ft (453 liters)

🛡️ Safety Features

Ratings

NHTSA Front Driver Impact:

★★★★☆

NHTSA Front Passenger Impact:

★★★★☆

IIHS Frontal Offset:

Active Features

Standard (4-wheel Anti-lock Braking System)

Traction Control:

Optional (Traction Assist System - TAS)

Passive Features

Airbags:

Frontal airbags for driver and passenger, optional side airbags.

Seatbelts:

Three-point seatbelts with pretensioners in front.

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM stereo with CD player, optional premium sound system, optional in-dash 6-disc CD changer.

Driver Assistance

Cruise Control:

Standard on most trims.

Connectivity

Power Windows Locks:

Standard on most trims, power adjustable mirrors, optional power driver's seat.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 5,000 miles (8,000 km) or 6 months, whichever comes first (under normal driving conditions).

Engine Air Filter Replacement:

Every 30,000 miles (48,000 km) or as needed based on inspection.

Spark Plug Replacement:

Vulcan V6: Platinum plugs, 100,000 miles (160,000 km). Duratec V6: Platinum/Iridium plugs, 100,000 miles (160,000 km).

Transmission Fluid Filter Change:

Every 60,000 miles (96,000 km) or 48 months.

Fluid Specifications

Engine Oil Specification:

SAE 5W-30 (API SG or higher certified) for both engines.

Engine Oil Capacity:

3.0L Vulcan V6: 4.5 quarts (4.3 liters) with filter. 3.0L Duratec V6: 4.5 quarts (4.3 liters) with filter.

Coolant Type:

Ford Premium Engine Coolant (Gold Color) or equivalent ethylene glycol based with de-ionized water (50/50 mix).

Brake Fluid Type:

DOT 3.

Known Issues

Common Issues Vulcan V6:

Intake manifold gasket leaks, occasional head gasket leaks (though less common than earlier models), valve cover gasket leaks.

Common Issues Duratec V6:

Timing chain tensioner and guide wear (can lead to rattling noise), occasional coolant leaks from hoses or thermostat housing, front engine seal leaks.

Common Issues Transmission:

AX4N/AX4S transmission can be prone to solenoid failure or hard shifting if not properly maintained. Leaks from seals or gaskets.

Common Issues Electrical:

Window regulator failures, power lock actuator issues, intermittent HVAC blower motor problems, PCM module failure in some cases.

📚 Vehicle History

Brand Heritage

Ford History:

Ford Motor Company, founded by Henry Ford in 1903, is one of the oldest and most influential automotive manufacturers globally.

Model Evolution

Taurus Generations:

The 2003 model is part of the fourth generation (2000-2007) of the Ford Taurus, which saw significant design updates and platform refinements.

Production

Manufacturing Location:

Chicago, Illinois, USA (and other North American plants).

Production Years For Generation:

2000-2007

🏆 Awards & Recognition

Recognitions

Jd Power Dependability:

The Taurus generally received average to above-average ratings in JD Power dependability studies during its lifecycle, depending on the year and specific powertrain.