2002 Harley-Davidson Dyna Service Manual

2002 Harley-Davidson Dyna Electrical and Security Documentation

• Covers 2002 Harley-Davidson Dyna models, including the Dyna Wide Glide, with specific diagnostic procedures for Starting, Charging, Instruments, and TSM/TSSM security systems
• Official Harley-Davidson publication, Part Number 99481-02
• Contains 56 circuit diagrams, flow charts, and component identification figures covering the starter, ignition, charging, and security modules
• Downloads to your account within seconds of checkout
• Your order stays downloadable from your account for life
• Indexed PDF search covers every chapter and appendix
• Cross-reference lookup works via the built-in search
• This 2002 first edition is the factory-authorized reference for the 2002 Dyna electrical harness and security configuration logic

Technical Documentation Scope

The 2002 Harley-Davidson Dyna electrical manual provides detailed diagnostic pathways for identifying and correcting faults within the motorcycle's power and signaling circuits. This publication details the what an OEM service publication covers for ignition coils, charging alternators, and starter solenoids, while detailing the TSM/TSSM security module programming required for authorized key fob assignment and personal code entry.

Starting and charging system troubleshooting segments include voltage drop test metrics and starter current draw thresholds to verify component functionality. Instrument testing sections describe the methodology for speedometer performance checks and indicator lamp diagnostics unique to the Dyna platform.

Electrical Specifications and Reference Data

Primary resistance for the 2002 Harley-Davidson Dyna ignition coil is documented at 0.5–0.7 ohms in the ignition troubleshooting table. Secondary resistance for the same coil is specified at 5.5–7.5K ohms. The 2002 Harley-Davidson Dyna charging system AC output is tested at 32–40 volts AC at 2000 RPM.

Cold cranking amperage for the 2002 Dyna battery is listed at 270 CCA for 100% capacity testing. The starter current draw typically ranges between 160–180 amperes on the 2002 Harley-Davidson Dyna.

Reference only — always consult a certified technician before performing service on this equipment. An official 2002 Harley-Davidson Dyna OEM service manual covering starting, charging, instrumentation, and security system configurations for the 2002 model year.