🏷️ Basic Information

Make:

Harley-Davidson

Model:

FLHTK Electra Glide Ultra Limited

Year:

2015

Product Name:

HARLEY DAVIDSON FLHTK ELECTRA GLIDE ULTRA LIMITED 2015 Service Repair Manual

Model Code:

FLHTK

👋 Introduction

Segment:

Flagship Grand American Touring Motorcycle

Description:

The FLHTK Electra Glide Ultra Limited is Harley-Davidson's premium touring offering, designed for long-distance comfort, rider and passenger amenities, and ample storage.

Competitors 2015:

Indian Roadmaster, Honda Gold Wing, BMW R1200RT, Yamaha FJR1300.

Touring Amenities:

Full fairings with windshield, spacious saddlebags and tour-pak, comfortable seating for rider and passenger, cruise control, premium audio system.

Engine Platform:

Milwaukee-Eight 103 V-Twin engine (introduced in 2017, but for 2015, it would be the Twin Cam 103 High Output).

📋 Manual Details

Vehicle Systems:

Engine, Fuel System, Ignition System, Transmission, Clutch, Drivetrain, Suspension, Brakes, Electrical System, Lighting, Instruments, Bodywork, Fairings, Luggage, Frame, Steering, Wheels, Tires, Maintenance, Troubleshooting, Diagnostics, Specifications, Wiring Diagrams.

Page Count:

Estimated 600-800 pages (typical for this model and manual type)

Manual Type:

Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Engine Systems:

Engine assembly, disassembly, cylinder head, valves, piston, crankshaft, connecting rods, lubrication system, oil pump, oil filter, cooling system (air-cooled specifics), internal engine components.

Fuel And Ignition Systems:

Fuel injection system (EFI), throttle body, fuel pump, fuel filter, injectors, ignition system components, spark plugs, ignition timing, sensor diagnostics (TPS, MAP, IAT, O2), emissions control.

Transmission And Drivetrain:

Clutch operation and service, primary drive, transmission gears, shift mechanism, drive belt, final drive, wheel bearings, drivetrain alignment.

Suspension And Steering:

Front forks (37mm Telescopic Front Forks with Advanced Showa Suspension), rear shock absorbers, fork seals, fork oil replacement, steering head bearings, fork adjustments, rear suspension adjustments.

Braking System:

Front and rear disc brakes, brake calipers, master cylinders, brake lines, brake fluid replacement, bleeding procedures, ABS system (if equipped), brake pad replacement.

Electrical System:

Battery, charging system (alternator, voltage regulator), starting system (starter motor), lighting (headlight, taillight, turn signals), horn, instrumentation, fuses, relays, wiring diagrams, diagnostic trouble codes (DTCs), Body Control Module (BCM).

Bodywork And Chassis:

Frame inspection, fairing removal and installation, fuel tank, seat, fenders, saddlebags, tour-pak, chrome components, mounting hardware, VIN identification.

Routine Maintenance:

Oil and filter changes, air filter cleaning/replacement, spark plug replacement, primary chain adjustment, drive belt inspection, brake fluid flush, tire pressure checks, lubrication points.

Troubleshooting:

Diagnostic procedures for common issues, symptom-based troubleshooting guides, error code interpretation, electrical system diagnostics.

Repair Procedures:

Step-by-step instructions for component removal, repair, and reinstallation of all major systems.

Rebuild Procedures:

Detailed instructions for engine rebuilds, transmission overhauls, and suspension component refurbishment.

Technical Specifications:

Torque specifications, fluid capacities, electrical specifications, measurement charts, recommended tools.

Depth:

Comprehensive, covering basic maintenance to complete engine and transmission rebuilds. Includes detailed troubleshooting and electrical diagnostics with wiring diagrams.

📊 Manual Specifications

File Format:

PDF

Searchable Text:

Yes (typically, if produced from original digital files)

Image Quality:

High-resolution images and graphics for clarity (as per product description recommendation for Adobe Reader).

Print Quality:

Printable (designed for home/shop printing)

Binding Type:

N/A (Digital PDF format)

Paper Type:

N/A (Digital PDF format)

⚙️ Engine Specifications

Engine Type:

Twin Cam 103 High Output, V-Twin

Displacement:

1690 cc (103 cubic inches)

Bore X Stroke:

3.875 in x 4.38 in (98.4 mm x 111.3 mm)

Compression Ratio:

9.6:1

Horsepower:

Approx. 80-85 HP (rear wheel, typical for Twin Cam 103 HO)

Torque:

Approx. 104.7 ft-lbs @ 3500 RPM (typical for Twin Cam 103 HO)

Fuel Delivery:

Electronic Sequential Port Fuel Injection (ESPFI)

Fuel Type:

Unleaded gasoline, 91 octane or higher recommended

Cooling Method:

Air-cooled

🔧 Transmission

Transmission Type:

6-speed Cruise Drive

Primary Drive:

Heard-sheathed, chain drive; offset; 1.376 ratio

Final Drive:

Belt Drive, 3.15:1 ratio

Clutch Type:

Hydraulic, 9-plate, wet clutch

Transmission Fluid Type:

Harley-Davidson Formula + Transmission and Primary Chaincase Lube (or equivalent)

📐 Dimensions

Length:

102.0 in (2591 mm)

Seat Height Laden:

29.5 in (749 mm)

Ground Clearance:

5.1 in (130 mm)

Rake:

26.0 degrees

Trail:

6.7 in (170 mm)

Wheelbase:

64.5 in (1638 mm)

Dry Weight:

838 lbs (380 kg)

Weight In Running Order:

875 lbs (397 kg)

Gross Vehicle Weight Rating Gvwr:

1360 lbs (617 kg)

Saddlebag Capacity:

2.26 cu ft (0.064 m3)

Tour Pak Capacity:

4.42 cu ft (0.125 m3)

🛡️ Safety Features

Crash Test Ratings:

Motorcycles are generally not subject to standardized automotive crash testing like cars. Safety is assessed via design features and real-world performance.

ABS:

Standard (Anti-lock Braking System)

Linked Brakes:

Not typically standard on this model; front and rear brakes are operated independently.

Lighting:

Full LED lighting, including headlights, taillight, and turn signals for enhanced visibility.

Chassis Stability:

Designed for stable handling, especially at highway speeds, due to long wheelbase and rake/trail figures.

💡 Technology Features

Audio System:

Boom! Box 6.5 GT Audio System with 6.5-inch color touchscreen, AM/FM/WB radio, USB port, Bluetooth connectivity, voice recognition, and speakers integrated into fairing.

Navigation:

Integrated GPS navigation system with handlebar controls and touch screen interface.

Cruise Control:

Electronic Cruise Control

Smartphone Integration:

Bluetooth for audio streaming and hands-free calling.

Display Type:

Analog gauges with a central color TFT display for infotainment and navigation.

🔧 Maintenance

Engine Oil Change:

Every 5,000 miles (8,000 km) or annually, whichever comes first. Check owner's manual for specific guidance.

Primary Chain Adjustment:

Every 10,000 miles (16,000 km) or as needed based on chain stretch.

Spark Plug Replacement:

Typically every 15,000-30,000 miles (24,000-48,000 km), depending on plug type and wear.

Brake Fluid Flush:

Every 2 years, regardless of mileage.

Engine Oil:

Harley-Davidson SYN3 (Synthetic) SAE 20W-50 or equivalent high-quality motorcycle oil meeting Harley-Davidson specifications.

Transmission And Primary Chaincase Oil:

Harley-Davidson Formula + Transmission and Primary Chaincase Lube or equivalent.

Brake Fluid:

DOT 4

Fork Oil:

Typically SAE 10W or 15W, specific quantity and type detailed in the manual.

Typical Issues:

Potential for primary chain tensioner wear (especially earlier Twin Cam models), starter drive gear issues, some electrical gremlins (often related to connectors or grounds), clutch hydraulic system maintenance.

📚 Vehicle History

Heritage:

Harley-Davidson boasts a rich history dating back to 1903, synonymous with American motorcycle culture, touring, and customization.

Electra Glide Lineage:

The Electra Glide line has been a cornerstone of Harley-Davidson's touring lineup since the 1960s, evolving through various engine platforms and technological advancements to meet rider demands for comfort and performance.

Production Location:

United States (York, Pennsylvania)

🏆 Awards & Recognition

Industry Awards:

While specific awards for the 2015 model year are hard to pinpoint without dedicated research, the Electra Glide Ultra Limited line consistently receives praise from automotive journalists and riders for its comfort, features, and touring capability, often topping 'best touring bike' lists.