Positioning:
Essential resource for owners and technicians of 2012 Harley-Davidson Touring motorcycles, enabling comprehensive maintenance and repair.
Comparison:
Directly comparable to OEM service manuals, offering the same depth of information used by authorized dealerships.
Feature 1:
Extensive coverage of the Twin Cam 103 engine.
Feature 2:
Detailed electrical diagrams and troubleshooting.
Feature 3:
Step-by-step repair procedures with illustrations.
Feature 4:
Torque specifications for all fasteners.
Engine:
All aspects of the Twin Cam 103 engine, including disassembly, inspection, assembly, tuning, and diagnostics.
Fuel System:
Fuel injection (EFI) system, throttle bodies, fuel pumps, injectors, and fuel tank servicing.
Ignition System:
Ignition coils, spark plugs, sensors, and electronic control module (ECM) diagnostics.
Transmission:
Six-speed Cruise Drive transmission: clutch, gearbox, primary drive, and final drive maintenance and repair.
Brakes:
Hydraulic brake system: front and rear calipers, master cylinders, brake lines, ABS (if equipped), and bleeding procedures.
Suspension:
Front forks (including oil changes and seal replacement) and rear shock absorbers, including adjustment and overhaul.
Electrical System:
Wiring diagrams, battery, charging system (stator, regulator/rectifier), lighting, starting system, and accessories.
Chassis And Frame:
Frame inspection, steering head bearings, swingarm, and wheel bearing servicing.
Bodywork And Trim:
Fairings, saddlebags, tour-pak, seating, and mounting hardware.
Diagnostics And Troubleshooting:
Detailed troubleshooting guides for common issues, diagnostic trouble codes (DTCs), and use of diagnostic tools.
Scheduled Maintenance:
Oil changes, filter replacements, spark plug service, belt inspection and tensioning, and brake fluid flushes.
Major Repairs:
Engine top-end and bottom-end rebuilds, transmission overhauls, and suspension component replacements.
Component Overhaul:
Detailed instructions for rebuilding or overhauling specific components like carburetors (if applicable to specific variants), fuel injectors, and brake calipers.
Electrical Diagnostics:
Testing of electrical circuits, component testing, and troubleshooting of wiring harness issues.
Troubleshooting Guides:
Step-by-step diagnostic procedures for identifying and resolving performance issues, starting problems, and electrical faults.
Level:
Professional Mechanic Level (detailed specifications, torque values, diagnostic procedures).
Detail Orientation:
Includes precise torque specifications, assembly clearances, and detailed diagnostic flowcharts.
Engine Type:
Harley-Davidson Twin Cam 103 V-Twin
Displacement:
1690 cc (103 cubic inches)
Bore X Stroke:
3.875 in. x 4.380 in. (98.4 mm x 111.3 mm)
Compression Ratio:
9.6:1 (typical for Twin Cam 103)
Horsepower:
Approx. 70-75 HP (varies by model and tuning)
Torque:
Approx. 90-96 lb-ft @ 3000-3500 RPM (varies by model)
Fuel Delivery:
Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Type:
Premium Unleaded Gasoline (91 octane or higher recommended)
Valvetrain:
Overhead Valve (OHV), 2 valves per cylinder
Cooling System:
Air-Cooled
Oil Type Spec:
Harley-Davidson SYN3 (SAE 20W-50) or equivalent motorcycle oil meeting Harley-Davidson specifications.
Oil Capacity W Filter:
4.0 US quarts (3.8 L)
Type:
6-Speed Cruise Drive Manual Transmission
Optional Transmission:
N/A for 2012 Touring models (standard 6-speed)
Gear Ratios:
The manual will detail specific gear ratios for each of the 6 speeds.
Clutch Type:
Hydraulic Assist, Wet Multi-Plate Clutch
Transmission Fluid Type:
Harley-Davidson Formula + Transmission Oil or equivalent.
Transmission Fluid Capacity:
Approx. 2.8 US quarts (2.6 L) for gearbox.
Wheelbase:
Varies by model (e.g., 63.5 inches for Road King, 63.4 inches for Street Glide).
Length:
Varies by model (e.g., 90.5 inches for Street Glide).
Dry Weight:
Varies by model (e.g., approx. 800 lbs for Street Glide).
Gross Vehicle Weight Rating Gvwr:
Varies by model, typically around 1260 lbs.
Saddlebag Capacity:
Integrated hard saddlebags, capacity detailed in manual.
Tour Pak Capacity:
Optional Tour-Pak provides significant cargo volume, detailed in manual.
Crash Test Rating:
Motorcycles are not typically rated by consumer safety organizations like NHTSA in the same way cars are. Safety relies on rider skill and design features.
ABS:
Anti-lock Braking System (ABS) available on many 2012 Touring models, detailed in manual.
Cruise Control:
Electronic Cruise Control standard on many Touring models, servicing and operation covered.
Lighting:
Halogen headlights, LED tail/brake lights, turn signals. Electrical system diagnostics for lighting covered.
Frame Construction:
Steel, rigid frame and swingarm design contributing to stability.
Audio System:
Integrated Boom! Box audio system (on select models), including radio, CD/MP3 player, and optional navigation. Manual covers system operation and basic troubleshooting.
Display:
Analog gauges with a multi-function LCD screen. Manual details display functions and settings.
Cruise Control:
Electronic cruise control, a key convenience feature for touring. Manual provides operating instructions and diagnostic checks.
Ipod Iphone Integration:
USB/IPOD interface for audio playback on compatible infotainment systems. Manual covers connection and control.
Oil Change Interval:
Every 5,000 miles (8,000 km) or 12 months, whichever comes first (check manual for specific recommendations).
Primary Chain Tensioner Inspection:
Recommended inspection around 10,000-20,000 miles (manual will specify).
Spark Plug Replacement:
Typically every 10,000-15,000 miles, check manual for specific plug types and intervals.
Brake Fluid Type:
DOT 4, Harley-Davidson Heavy Duty Brake Fluid or equivalent.
Primary Chain Case Oil Type:
Harley-Davidson Formula + Transmission Oil or SAE 50 motorcycle oil.
Fork Oil Type:
Harley-Davidson Suspension Oil (e.g., 10W or 15W depending on model/preference) or equivalent.
Primary Chain Tensioner:
Hydraulic tensioner wear can lead to chain slap and noise; inspection and replacement are common maintenance items detailed in the manual.
Cam Chain Tensioners:
On earlier Twin Cam engines, these were known to wear; 2012 models typically feature improved designs but the manual provides guidance for inspection.
Crank Position Sensor:
Failure can lead to starting issues or stalling; diagnosis procedures are in the manual.
Heritage:
Harley-Davidson, founded in 1903, is an iconic American motorcycle manufacturer renowned for its V-twin engines and touring capabilities.
Evolution Touring:
The Touring platform has evolved significantly over decades, with the 2012 models representing a refined era of the Twin Cam engine and chassis.
Manufacturing Location:
Primarily USA (York, Pennsylvania; Milwaukee, Wisconsin).