2008 Harley-Davidson Dyna Electrical Diagnostics & Service Manual 1033 Pages

The document is a comprehensive service manual for 2008 Harley-Davidson Dyna models, covering maintenance, diagnostics, repair procedures, and safety guidelines. It includes chapters on chassis, engine, electrical systems, and more, with detailed instructions, troubleshooting tips, and tool recommendations for professional and user-level repairs.

The 2008 Harley-Davidson Dyna Service Manual covers the following models:

•    FXDL (Low Rider)

•    FXDB (Street Bob)

•    FXD (Super Glide)

•    FXDC (Super Glide Custom)

•    FXDF (Fat Bob)

•    FXDWG (Wide Glide)

Each model has specific sections in the manual dedicated to its unique components, such as instruments, indicator lamps, and lighting systems.

Maintenance and Safety

•    Follow manual procedures to maintain safety, dependability, and emission control performance.

•    Use genuine Harley-Davidson parts for reliable and lasting repairs.

•    Warnings indicate hazardous situations; follow safety precautions to avoid injury or damage.

•    Proper preparation and cleanliness are essential for efficient service work.
Manual Structure and Usage

•    Chapters cover maintenance, chassis, engine, fuel system, and electrical diagnostics.

•    Use the Table of Contents and Index for quick navigation.

•    Safety alerts include Warning, Caution, and Note for critical information.

•    Special tools and methods are recommended for specific service operations.
Maintenance and Repair Procedures

•    Maintenance schedule includes fuel, oil, brakes, and transmission lubrication.

•    Procedures for brake bleeding, pad replacement, and disc inspection are detailed.

•    Rear belt and sprocket maintenance includes cleaning, inspection, and adjustment.

•    Ensure proper torque on fasteners and use threadlocking agents as specified.
Diagnostics and Troubleshooting

•    Diagnostic codes and troubleshooting methods for electrical and security systems are included.

•    Details on TSM/TSSM maintenance, key fob assignment, and fault diagnostics provided.

•    Common diagnostic issues include serial data loss and overvoltage.
Appendices and Additional Resources

•    Appendices include wiring diagrams, conversion tables, and glossary of terms.

•    Service bulletins provide updates on engineering changes and supplementary information.

•    Harley-Davidson 2008 Dyna Service Manual provides detailed maintenance and repair instructions for Dyna models.

•    Includes chapters on maintenance, chassis, engine, fuel system, starter, drive, transmission, and electrical systems.

•    Contains safety warnings and precautions for proper service and repair to avoid injury or damage.

•    Emphasizes the use of genuine Harley-Davidson parts and tools for optimal performance and safety.

•    Features diagnostic troubleshooting for electrical systems, including TSM/TSSM and ECM issues.

•    Provides appendices with wiring diagrams, connector locations, conversions, and glossary for additional reference.

•    Includes step-by-step instructions for tasks like brake bleeding, clutch adjustment, and wheel bearing installation.

•    Encourages user feedback to improve the manual’s accuracy and usability.

The Harley-Davidson 2008 Dyna Service Manual is divided into several chapters, including:

•    Chapter 1: Maintenance

•    Chapter 2: Chassis

•    Chapter 3: Engine

•    Chapter 4: Fuel System

•    Chapter 5: Starter

•    Chapter 6: Drive

•    Chapter 7: Transmission

•    Chapter 8: ElectricalAdditionally, the manual includes Electrical Diagnostics with its own set of chapters, covering topics such as:

•    Chapter 1: Starting / Charging

•    Chapter 2: Instruments

•    Chapter 3: TSM/HFSM

•    Chapter 4: Engine Management

Recommended Tools for Repairs:The Harley-Davidson 2008 Dyna Service Manual recommends using genuine Harley-Davidson replacement parts and special tools designed for specific purposes. Some of the tools mentioned in the manual include:

•    HD-42311 Oil Filter Wrench

•    HD-44067 Oil Filter Wrench

•    Digital Technician (Part No. HD-44750), a computer-based diagnostic package available only to Harley-Davidson dealers

•    Kent-Moore Products, which can be ordered through SPX Kent-Moore

•    Loctite Sealing and Threadlocking Products, which can be used for certain procedures in the manualIt is also recommended to use proper eye protection when using tools like hammers, arbor or hydraulic presses, gear pullers, spring compressors, slide hammers, and similar tools. Additionally, the manual advises against using aftermarket parts and custom-made front forks, as they can adversely affect performance and handling.

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