🏷️ Basic Information

Make:

Harley-Davidson

Model:

FXDWG Wide Glide

Year:

2015

Product Type:

Workshop Service Repair Manual

Model Generation:

Third Generation (2006-2017)

Model Code:

FXDWG

👋 Introduction

Segment:

Cruiser / Custom

Target Audience:

Harley-Davidson owners seeking to perform maintenance, repairs, and diagnostics on their FXDWG Wide Glide, from DIY enthusiasts to professional mechanics.

Comparison:

Positions the FXDWG as a strong contender in the large-displacement cruiser segment, known for its iconic styling and rider comfort, competing with models from Indian Motorcycle and other custom-oriented brands.

Design Philosophy:

Emphasizes the 'chopper' inspired styling with a raked-out front end, tall handlebars, and a low-slung profile, offering a distinct visual statement.

Model Distinction:

The Wide Glide nameplate evokes Harley-Davidson's custom heritage, offering a more aggressive stance and unique aesthetic compared to other Dyna models.

📋 Manual Details

Primary Coverage:

Complete service and repair procedures for the 2015 Harley-Davidson FXDWG Wide Glide motorcycle.

Estimated Page Count:

Likely 500+ pages (typical for comprehensive H-D service manuals).

Type:

Workshop Service Manual / Repair Manual

Language:

English

Format:

Downloadable (PDF)

📖 Manual Coverage

Powertrain:

Engine (Twin Cam 103B), Transmission, Drivetrain (Belt Drive)

Chassis:

Frame, Suspension (Front Forks, Rear Shocks), Wheels, Tires, Brakes (Front and Rear Disc), Steering

Electrical:

Ignition System, Lighting, Instrumentation, Battery, Charging System, Starter, Fuel Injection System (EFI), Security System

Bodywork And Trim:

Fenders, Fuel Tank, Seat, Handlebars, Controls, Exhaust System

Routine Maintenance:

Oil Changes, Filter Replacements, Lubrication, Chain Adjustment (if applicable, though belt drive is standard), Tire Pressure Checks, Brake Pad Inspections.

Troubleshooting:

Diagnostic procedures for common and uncommon issues, error code interpretations, symptom-based troubleshooting guides.

Major Repairs:

Engine disassembly and reassembly, transmission overhaul, suspension component replacement, brake system bleeding and repair, electrical system diagnostics and repair.

Component Specific:

Detailed instructions for servicing and replacing individual components like clutch, primary drive, final drive, spark plugs, air filter, fuel pump, etc.

Depth:

Comprehensive, covering everything from basic checks to full engine and transmission rebuilds, including torque specifications, clearances, and diagnostic procedures.

📊 Manual Specifications

File Type:

PDF (Portable Document Format)

Resolution:

High-resolution, designed for clear viewing and printing of diagrams and text.

Binding Type:

N/A (Downloadable format)

Paper Type:

N/A (Digital format)

⚙️ Engine Specifications

Engine Type:

Air-cooled, Twin Cam 103B™

Displacement:

103 cu. in. (1690 cc)

Bore X Stroke:

3.875 in. x 4.380 in. (98.4 mm x 111.3 mm)

Compression Ratio:

9.0:1

Torque Peak:

Approx. 102 ft-lbs @ 3,250 RPM (rated)

Horsepower Peak:

Not typically quoted by Harley-Davidson for this era, but estimated in the mid-70s HP range.

Fuel Delivery:

Electronic Sequential Port Fuel Injection (ESPFI)

Fuel Type:

Premium Unleaded Gasoline

Oil Type:

Harley-Davidson SYN3 Synthetic (or equivalent motorcycle-specific 20W-50 API SG)

Oil Capacity:

Approx. 4 quarts (3.8 liters) with filter change.

🔧 Transmission

Type:

6-speed Cruise Drive®

Gear Ratios:

1st: 9.311, 2nd: 6.454, 3rd: 4.793, 4th: 3.882, 5th: 3.300, 6th: 2.790 (Typical for Twin Cam 6-speed).

Optional Gearboxes:

N/A (Factory standard)

Clutch:

Clutched primary drive, wet multi-plate.

Final Drive:

Carbon fiber belt, 1450-tooth.

Transmission Fluid Type:

Harley-Davidson Formula+ (or SAE 50 API GL-5 gear oil).

Transmission Fluid Capacity:

Approx. 2.8 quarts (2.7 liters).

📐 Dimensions

Length:

Approx. 93.3 in. (2370 mm)

Width:

Approx. 37.1 in. (942 mm)

Height:

Approx. 53.5 in. (1360 mm)

Wheelbase:

Approx. 67.2 in. (1707 mm)

Ground Clearance:

Approx. 4.7 in. (119 mm)

Dry Weight:

Approx. 636 lbs (288.5 kg)

Wet Weight:

Approx. 677 lbs (307 kg)

Gvwr:

Approx. 1070 lbs (485 kg)

Fuel Capacity:

5.0 gal (18.9 L)

Saddlebag Capacity:

N/A (Hard saddlebags typically optional or aftermarket for this model).

🛡️ Safety Features

Crash Test Ratings:

N/A (Motorcycles are not subject to the same crash test ratings as cars).

Braking System:

Dual-disc front, single-disc rear with ABS (Anti-lock Braking System) as an option or standard depending on market.

Lighting:

Halogen headlight, LED taillight and brake light, incandescent turn signals.

Security System:

Factory-installed H-D Smart Security System with proximity-based fob.

Chassis Stability:

Low center of gravity and balanced weight distribution contribute to rider stability.

💡 Technology Features

Instrumentation:

Analog speedometer with integrated digital tachometer, fuel gauge, gear indicator, and odometer. Indicator lamps for turn signals, oil pressure, engine diagnostics, etc.

Audio System:

N/A (Base model does not typically include an audio system; available as an accessory).

ABS:

Anti-lock Braking System (ABS) available as an option.

Cruise Control:

Electronic cruise control is standard on most 2015 FXDWG models.

Bluetooth:

N/A (Not integrated into base model; available via accessory infotainment systems).

🔧 Maintenance

First Service:

1,000 miles (1,600 km) or 6 months (whichever comes first) for initial inspection and oil change.

Subsequent Service:

Every 5,000 miles (8,000 km) or 12 months for regular maintenance, including oil, filter, spark plugs, and inspection of key components.

Belt Tension Check:

Recommended at every 5,000-mile service, and adjusted as needed per specifications.

Engine Oil Spec:

Harley-Davidson SYN3 (20W-50 Synthetic) or equivalent.

Primary Chain Case Oil Spec:

Harley-Davidson Formula+ (or SAE 50 API GL-5 gear oil).

Transmission Oil Spec:

Harley-Davidson Formula+ (or SAE 50 API GL-5 gear oil).

Brake Fluid Spec:

DOT 4.

Fork Oil Spec:

Harley-Davidson Type E (or equivalent 10W fork oil). Capacity is model-specific and detailed in the manual.

Common Complaints:

Occasional starter issues, fuel line leaks (especially early in the generation), primary drive bearing noise, and charging system component wear.

Technical Notes:

Pay close attention to torque specifications for critical engine and chassis fasteners. Proper fuel injection system cleaning and maintenance can prevent performance issues.

📚 Vehicle History

Legacy:

Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer with a rich history in performance, customization, and lifestyle.

Dyna Lineage:

The Dyna platform, introduced in 1991, evolved through various iterations. The FXDWG Wide Glide specifically represents a revival and modernization of the classic chopper aesthetic, blending historical cues with contemporary engineering.

Third Gen Updates:

The third generation (2006-2017) featured rubber-mounted engines for reduced vibration, updated ergonomics, and the introduction of the Twin Cam 103 engine across many models.

Manufacturing Location:

York, Pennsylvania, USA; Milwaukee, Wisconsin, USA.

🏆 Awards & Recognition

Industry Awards:

Harley-Davidson cruisers, including the Dyna family, consistently receive accolades for their iconic styling, build quality, and rider experience from motorcycle publications and enthusiasts.

Customer Satisfaction:

Generally high customer satisfaction for build quality and performance, though specific maintenance is crucial for longevity.