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Need help?Do you have a question about the Harley-Davidson Road King 2006 and is the answer not in the manual?
Basic rules for safe motorcycle operation, including pre-ride checks and precautions.
Guidelines for equipping a motorcycle and carrying passengers or cargo safely.
Detailed technical specifications for the 2006 Touring models, covering engine, ignition, and transmission.
Overview of the motorcycle's controls and indicator lamps, essential for safe operation.
Operation and function of the ignition and headlamp key switch for Touring models.
Procedure for activating and deactivating the hazard warning four-way flashers.
Explanation of various indicator lamps and their meanings on Touring models.
Details on the speedometer, odometer, and trip-odometer functions and operation.
Information regarding the tachometer's function and proper operating RPM range.
Operation and features of the cruise control system on Touring models.
Explanation of how the cruise control system works and its components.
Step-by-step instructions for activating and setting the cruise control system.
Specific instructions for carbureted models regarding the enrichener operation.
Diagram and explanation of the downshifting sequence for the motorcycle gears.
Specific instructions for carbureted models regarding the fuel supply valve operation.
Overview of the air-adjustable rear suspension system and pressure adjustments.
Instructions for adjusting rear shock air suspension pressure using the air valve.
Details on the operation, removal, and installation of the Tour-Pak luggage.
Step-by-step instructions for opening the saddlebags on FLHT, FLTR, and FLHX models.
Instructions for closing and securing the saddlebags on FLHT, FLTR, and FLHX models.
Instructions for opening FLHRC saddlebags using the quick disconnect strap feature.
Procedure for closing FLHRC saddlebags by inserting the male strap end.
How to open FLHRS saddlebags by depressing a button on the inboard side.
Procedure for closing FLHRS saddlebags by lowering the lid until the latch fastens.
Steps to remove the windshield from FLHR/C models, detaching latch springs and grommets.
Steps to install the windshield on FLHR/C models, aligning bracket notches with grommets.
Procedure for removing air deflectors from the fairing by detaching thumb screws.
Details on the stereo receiver, its features, and auxiliary device connectivity.
Explanation of the front panel controls, pushbuttons, and LCD display for the audio system.
Operation of the +/AUDIO/- switch for adjusting audio settings like Bass, Treble, and Volume.
How to use the UP/MODE SEL/DN switch for radio tuning, CD, and AUX functions.
Instructions for setting the time on the stereo receiver's clock.
Procedure for turning the stereo receiver on and off.
Steps for manually tuning the radio to specific frequencies using the arrow buttons.
How to use SEEK tuning to automatically find the next strong radio station.
Procedure for scanning through strong station signals in the selected band.
How to store and recall favorite radio stations using preset buttons.
Scanning through stored preset radio stations.
Information on connecting headsets and microphones to the intercom system.
How to use the SPKR switch to control audio output to speakers or headsets.
Explanation of the three-position speaker switch and its functions.
How to adjust the balance between rider and passenger speakers using the FADER control.
Passenger control of radio, CD/MP3, and intercom functions via the MODE SEL switch.
Passenger control of intercom volume, CB transmit, and rear headset volume.
Passenger control of radio bands, tuning, and CD/MP3 selection for sidecar audio.
Passenger control of sidecar speaker/headset volume and CB/intercom transmission.
Steps to activate the intercom and VOX microphones, including setup and ON/OFF.
How to adjust VOX sensitivity for clear intercom communication, avoiding false triggers.
Procedure to turn the Citizen Band transceiver ON and OFF and enter CB Setup.
Overview of how audio sources are routed and mixed, controlled by switches.
Troubleshooting common operating problems, focusing on the advanced audio system.
Locating, inspecting, and replacing fuses related to the radio system.
Available configurations for the security system, including sensitivity and arming modes.
Methods for arming the security system using remote or auto-arming features.
Step-by-step guide to entering the personal code for security system disarming.
Procedures for customizing the security system settings.
Instructions for assigning a key fob to the motorcycle's security system.
Guide to setting a new personal code for the security system for initial use.
Step-by-step process to program or reprogram a personal code for the security system.
Procedure for adjusting the alarm sensitivity settings using the ignition and key fob.
Table detailing storage mode options based on flash counts and time duration.
Instructions for replacing the battery in the key fob for the security system.
General operating recommendations and cautions for Touring models.
Essential riding rules and speed recommendations for the initial 500 miles of break-in.
Details on Constant Velocity carburetors, including enrichener function and idle speed.
Starting instructions for cool engine operation in temperatures below 60°F.
Starting instructions for warm engine operation in temperatures above 60°F.
Step-by-step guide to starting the engine on fuel-injected models.
Overview of starting differences between carbureted and fuel-injected models.
Step-by-step guide to starting the engine on EFI models, including ignition and starter operation.
Details on how the ECM manages idle speed in high temperature conditions to prevent overheating.
Basic principles of shifting gears, including clutch operation and the gear pattern.
Importance of regular maintenance and a checklist of items to inspect for safe operation.
General guidelines for transmission lubrication, including checking level and fluid capacity.
Procedure for checking the transmission lubricant level when the engine is warm.
General information about primary chaincase lubrication and checking its level.
Procedure for checking the primary chaincase lubricant level.
Importance of primary chain adjustment and consequences of a loose chain.
Procedure for measuring the primary chain tension and free play.
Procedure for checking the rear drive belt deflection using a belt tension gauge.
Specific instructions for carbureted models regarding the fuel strainer.
Information on the fuel filter attached to the fuel pump for EFI models.
Troubleshooting steps for when the brakes are not holding effectively, including fluid and pad checks.
Procedure for inspecting tire tread, wear bars, and general condition for safety.
Specifics on vehicle alignment for models with isolation-mounted engines.
Procedure for checking and verifying correct headlamp alignment for optimal visibility.
Step-by-step instructions for replacing turn signal bulbs.
Explanation of how the alternator and voltage regulator control the charging rate.
Information on the type of battery used, its maintenance-free nature, and handling precautions.
Steps for safely disconnecting and removing the motorcycle battery.
Steps for removing the FLHT seat, detaching straps and mounting brackets.
Steps for removing the FLHTC/U seat, detaching straps and mounting brackets.
Steps for removing FLHRC and FLHRS seats, detaching straps and mounting brackets.
Procedure for removing FLTRI/FLHX seats, detaching straps and mounting brackets.
Instructions for removing the passenger pillion seat from the FLHR.
Instructions for installing the passenger pillion seat on the FLHR.
Essential steps for preparing the motorcycle for long-term storage to prevent damage.
General advice on maintaining the motorcycle's chrome, aluminum, and finish.
Recommendations for cleaning, polishing, and waxing the motorcycle.
Lubrication points for hinges, latches, and other moving parts.
General guide to diagnosing and resolving common operating problems with the motorcycle.
Troubleshooting engine-related issues, starting with starter system problems.
Common causes and solutions for the starter not operating or turning the engine over.
Troubleshooting steps for when the alternator is not charging the battery.
Diagnosing issues when the alternator charge rate is lower than expected.
Causes and solutions for a carburetor flooding condition.
Troubleshooting difficulties with shifting gears, such as bent rods or adjustment issues.
Causes and remedies for the transmission jumping out of gear.
Troubleshooting steps for when the brakes are not holding effectively, including fluid and pad checks.
Information regarding the new motorcycle warranty and owner's responsibility for maintenance.
Advice on maintaining the motorcycle's integrity and warranty by using genuine parts.
Recommendations for noise system maintenance and use of certified parts.
Recommendations for emission system maintenance and use of certified parts.
Table detailing scheduled maintenance intervals for the 2006 Touring Models.
General| Engine Type | Air-cooled, Twin Cam 88 |
|---|---|
| Compression Ratio | 8.9:1 |
| Fuel System | Electronic Sequential Port Fuel Injection (ESPFI) |
| Transmission | 5-speed |
| Final Drive | Belt |
| Front Brakes | Dual disc |
| Fuel Capacity | 5.0 gal (18.9 L) |
| Rake (steering head) | 26 degrees |
| Displacement | 88 cu in (1450 cc) |
| Bore x Stroke | 95.3 mm x 101.6 mm |
| Front Suspension | Telescopic fork |
| Rear Suspension | Air-adjustable |
| Rear Brakes | Disc |
| Front Tire | MT90B16 |
| Rear Tire | MU85B16 |
| Wheelbase | 63.5 in (1613 mm) |
| Seat Height | 27.3 in (693 mm) |
| Length | 93.7 inches |
| Trail | 6.7 in (170 mm) |
