Target Audience:
Harley Davidson owners, independent motorcycle mechanics, and DIY enthusiasts seeking to maintain and repair their 2003 Dyna Super Glide.
Value Proposition:
Provides essential, manufacturer-authorized repair information, empowering owners to perform maintenance and repairs effectively, reducing reliance on dealerships.
Documentation Type:
Comprehensive workshop manual, often referred to as a 'shop manual' or 'service manual'.
Download Benefit:
Instant access eliminates shipping delays and costs, offering immediate utility.
Powertrain:
Engine, transmission, drivetrain, fuel system, exhaust system
Chassis:
Frame, suspension, steering, brakes, wheels, tires
Electrical:
Ignition system, charging system, lighting, instrumentation, starting system, wiring diagrams
Bodywork And Trim:
Body panels, fenders, seats, handlebars, controls, fairings (if applicable)
Routine Maintenance:
Oil changes, filter replacements, lubrication, chain adjustment, tire pressure checks
Diagnostic Procedures:
Troubleshooting guides for common issues, symptom-based diagnostics
Repair And Rebuild:
Detailed step-by-step instructions for component disassembly, repair, and reassembly
Component Replacement:
Instructions for replacing parts such as spark plugs, brake pads, clutch components, and bearings
Level Of Detail:
Comprehensive, covering from basic adjustments to major overhauls and diagnostic procedures.
Diagnostic Tools:
Likely covers interpretation of diagnostic trouble codes (DTCs) if applicable for the era, and methods for checking sensor outputs.
Engine Family:
Harley Davidson Evolution (Evo) Big Twin
Engine Configuration:
Air-cooled V-twin
Displacement:
1450cc (88 cubic inches)
Bore X Stroke:
3.75 in. x 4.00 in. (95.25 mm x 101.6 mm)
Compression Ratio:
8.8:1 (typical for 1450cc Evo)
Horsepower:
Approximately 65-70 HP (estimated, varies with tuning and emissions controls)
Torque:
Approximately 75-80 ft-lbs @ 3200 RPM (estimated)
Fuel Delivery:
Fuel Injection (EFI - Electronic Fuel Injection, often Sequential Port Injection or similar for this era)
Fuel Type:
Unleaded gasoline, minimum 87 octane (91 RON)
Valvetrain:
Overhead valve (OHV), 2 valves per cylinder, pushrod actuated
Type:
5-speed constant mesh manual transmission
Clutch:
Wet, multi-plate, diaphragm spring
Drive Type:
Belt drive to rear wheel
Transmission Oil:
Harley Davidson Formula+ (or equivalent API GL-4, SAE 75W-90) for transmission and primary drive.
Length:
Approx. 93.2 inches (2367 mm)
Width:
Approx. 37 inches (940 mm)
Height:
Approx. 49.1 inches (1247 mm)
Dry Weight:
Approx. 620 lbs (281 kg)
Gross Vehicle Weight Rating:
Approx. 1050 lbs (476 kg)
Front Tire Size:
100/90-19 57H
Rear Tire Size:
130/90-16 67H
Wheelbase:
Approx. 63.7 inches (1618 mm)
Safety Standards:
Compliant with US DOT motorcycle safety regulations for its model year.
Braking System:
Dual-piston front caliper with 292mm disc, dual-piston rear caliper with 292mm disc.
Lighting:
Headlight, taillight, brake light, turn signals, and license plate light.
Audio System:
Optional accessory radios were available, typically AM/FM with cassette or CD players. The manual would cover installation and basic troubleshooting if equipped.
ABS:
Anti-lock Braking System (ABS) was not standard on the 2003 FXD Dyna Super Glide, but might have been an optional feature on some specific configurations or later models. The manual would clarify if ABS is present.
Diagnostic Interface:
For this era, diagnostics would primarily involve a manual code retrieval system (e.g., jumper wire method) or a specific diagnostic tool if equipped with more advanced EFI.
First Service:
Typically at 1,000 miles (1,600 km) or 12 months, whichever comes first. Includes oil and filter change, inspection of critical components.
Subsequent Service:
Generally every 5,000 miles (8,000 km) or 12 months for routine checks, oil changes, and filter replacements. More detailed inspections at higher mileage intervals.
Engine Oil:
Harley Davidson 20W-50 Synthetic (or equivalent meeting HD-SPEC specification) for engine lubrication and primary drive. Capacity: Approx. 3.0-3.4 US quarts (2.8-3.2 L) with filter change.
Primary Chain Case Oil:
Harley Davidson Formula+ (or equivalent API GL-4, SAE 75W-90) for transmission and primary drive. Capacity: Approx. 2.5 US quarts (2.4 L).
Brake Fluid:
DOT 4 hydraulic brake fluid.
Fork Oil:
Harley Davidson front fork oil or equivalent SAE 10W. Capacity varies by fork type, but typically around 8-10 US fl oz per leg.
Coolant:
N/A (Air-cooled engine)
Primary Drive Chain Tensioner:
The stock plastic cam chain tensioners are known to wear over time and should be inspected and potentially replaced with upgraded components, especially on higher mileage engines.
Carburetor Issues:
Some models might experience minor carburetor tuning issues or wear on throttle cables, typically addressed by routine adjustment and lubrication.
Electrical Connectors:
Corrosion or looseness in electrical connectors can lead to intermittent issues. The manual would cover inspection and cleaning of these points.
Oil Filter:
Commonly uses Harley Davidson part number 63796-77A (or equivalent aftermarket).
Air Filter:
Varies by specific air cleaner assembly, but often uses Harley Davidson P/N 29041-99 or equivalent for stock setups.
Brand Legacy:
Harley Davidson, established in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines and cruiser-style motorcycles.
Dyna Lineage:
The Dyna line, introduced in 1991, offered a blend of classic styling with more modern performance and handling characteristics compared to earlier Harley models. The Super Glide (FXD) was a foundational model in this line.
Model Year Significance:
2003 marked the 100th anniversary of Harley Davidson, with many models featuring special badging and paint schemes. The 1450cc Evolution engine was standard for the Dyna line.
