This workshop service repair manual covers the 2004 Dyna models, including the FXD Dyna Super Glide, FXDI Dyna Super Glide (EFI), FXDL Dyna Low Rider, FXDLI Dyna Low Rider (EFI), FXDWG Dyna Wide Glide, FXDWGI Dyna Wide Glide (EFI), FXDX Dyna Super Glide Sport, and FXDXI Dyna Super Glide Sport (EFI). These motorcycles are renowned for their classic American cruiser styling, powered by the robust Evolution or Twin Cam 88 V-Twin engines, known for their distinctive sound and reliable performance. The Dyna platform offers a balanced riding experience, suitable for both leisurely cruising and longer journeys, with a heritage rooted in American manufacturing and a legacy of customizability.
This comprehensive manual provides detailed information for maintaining and repairing your Dyna. It includes step-by-step instructions for complete disassembly and reassembly of all major systems, covering general information, maintenance, chassis, fuel system, engine, clutch, lubrication, transmission, wheels, tires, brakes, suspension, steering, frame, and the electrical system, including wiring diagrams. Troubleshooting guidance, especially for electrical issues, and detailed repair procedures, along with hundreds of photos, illustrations, and essential torque specifications, are provided to assist both the do-it-yourself owner and professional technicians in keeping their vehicle in optimal working condition.
Chassis Code:
FXD (for FXD, FXDI, FXDL, FXDLI, FXDWG, FXDWGI, FXDX, FXDXI)
Target Audience:
Do-it-yourselfer as well as the experienced mechanic
Value Proposition:
Inexpensive way to keep your vehicle working properly, provides a comprehensive resource for repair and service
Accessibility:
Instant download, no shipping costs or waiting time
Market Segment:
Cruiser motorcycle segment, competing with other Harley-Davidson models and offerings from brands like Indian, Yamaha, Honda, and Kawasaki.
Models Covered:
FXD Dyna Super Glide, FXDI Dyna Super Glide (EFI), FXDL Dyna Low Rider, FXDLI Dyna Low Rider (EFI), FXDWG Dyna Wide Glide, FXDWGI Dyna Wide Glide (EFI), FXDX Dyna Super Glide Sport, FXDXI Dyna Super Glide Sport (EFI)
Estimated Page Count:
Hundreds of pages
Manual Type:
Workshop Service Repair Manual
Delivery Format:
PDF Download
General Information:
Included
Engine Lubrication System:
Included
Engine Removal Installation:
Included
Electrical System:
Included
Wiring Diagrams:
Included
Controls:
Includes throttle, clutch, brake controls, and related cables/hoses.
Bodywork:
Covers fenders, tank, side covers, and fairings (if applicable).
Lighting Signals:
Headlight, tail light, turn signals, and associated wiring.
Repair Procedures:
Step-by-step instructions based on complete disassembly
Troubleshooting:
Combined with electrical service procedures
Diagnostics:
Includes troubleshooting for common problems, particularly for the electrical system.
Rebuilds:
Detailed procedures for engine, transmission, and other component rebuilds are covered.
Component Disassembly Reassembly:
Covers complete disassembly and reassembly of all major motorcycle systems.
Torque Specifications:
Essential torque values for fasteners will be provided throughout the manual.
Depth:
Complete official full factory service repair manual
Content Detail:
Hundreds of photos and illustrations, detailed substeps, notes, cautions, warnings
Illustrations:
Hundreds of detailed illustrations, drawings, and photos to guide procedures.
Information Clarity:
Numbered instructions, bold figure numbers, and enlarged insets enhance clarity.
Diagnostic Tools Required:
Manual will likely reference specialized Harley-Davidson diagnostic tools for EFI models.
Printability:
Printable without any restriction
Binding Type:
Digital Download (Printable)
Paper Type:
N/A (Digital)
Software Requirements:
Adobe PDF Reader
Operating System Compatibility:
All PC based Windows operating systems and Mac
Engine Family:
Evolution (likely Twin Cam 88 for most 2004 Dyna models, with carbureted or EFI options)
Engine Configuration:
V-Twin, Air-Cooled
Engine Family Notes:
While the Twin Cam 88 is prevalent, early 2004 models might still feature the Evolution Big Twin engine in some configurations, although less common for the Dyna line by this year. The manual should clarify this.
Displacement Variations:
Commonly 1449cc (88 cubic inches), with potential variations depending on specific model tuning
Horsepower Torque:
Specific HP and torque figures are model-dependent and not provided in this general product information. Refer to the manual for detailed specifications.
Carburetion:
Keihin CV carburetor for non-EFI models
Fuel Injection:
Sequential Electronic Fuel Injection (EFI) for models designated with 'I'
Transmission Type:
5-speed Cruise Drive
Clutch Type:
Cable-actuated, wet multi-plate
Drive Type:
Belt drive (primary and final)
Transmission Variants:
Standard 5-speed transmission across all covered 2004 Dyna models.
Dry Weight Range:
Approx. 620-660 lbs (281-300 kg) depending on specific model
Wheelbase Range:
Typically around 63.5 inches (1613 mm), but check specific model data.
Seat Height:
Varies by model (e.g., Low Rider will have a lower seat height).
Braking System:
Disc brakes front and rear. ABS is an optional feature on some models.
Audio System:
Some models may have optional or factory-installed audio systems, though often basic by modern standards.
ABS:
Anti-lock Braking System (ABS) was an optional feature on some 2004 Dyna models. Manual will cover its diagnosis and repair.
Diagnostic Ports:
Data port for diagnostics and potential firmware updates (specific tools required).
Oil Change Interval:
Typically every 5,000 miles or annually, whichever comes first (refer to manual for exact specification).
Primary Drive Tensioner:
Regular inspection and adjustment of the primary drive chain tensioner is crucial, especially on models prone to wear.
Engine Oil Type:
Harley-Davidson recommends specific V-Twin motorcycle oils (e.g., Harley-Davidson SYN3 or similar viscosity and API rating like SJ or higher). Check manual for specific grade (e.g., 20W-50).
Primary Chain Case Fluid:
Harley-Davidson Formula+ or equivalent.
Transmission Fluid:
Harley-Davidson Formula+ or equivalent.
Brake Fluid:
DOT 4 recommended for models equipped with ABS, DOT 5.1 or DOT 4 for non-ABS models (check manual for exact specification).
Fork Oil:
Specific weight of fork oil will be detailed in the manual based on suspension type (e.g., 10W).
Common Wear Items:
Clutch wear, primary chain tensioner wear (especially earlier models), exhaust flange leaks, fuel line connections (EFI models).
Electrical Gremlins:
Can occur with age, wiring harness integrity and connector corrosion are key areas to inspect.
Spark Plugs:
Refer to manual for exact part numbers (e.g., Harley-Davidson OEM or equivalent like NGK).
Air Filter:
Replacement based on condition or mileage, specific part numbers vary by model/air cleaner assembly.
Brand Legacy:
Harley-Davidson has a long-standing reputation for American-made motorcycles, known for their V-twin engines and cruiser styling.
Dyna Lineage:
The Dyna platform was introduced in 1991, evolving over the years with engine updates (like the Twin Cam 88 in 1999) and chassis refinements to offer a balance of classic styling and modern performance.
Engine Transition:
The 2004 model year solidified the transition to the Twin Cam 88 engine for the Dyna line, offering improved torque and reliability over the previous Evolution engine.
Manufacturing Location:
United States
