2006 Buell Ulysses XB12X Service Manual (P/N 99494-06Y)

• Official 638-page OEM workshop manual for the 2006 Buell Ulysses XB12X sport-touring variant
• Original publication part number 99494-06Y, dated September 2005
• Documents complete engine, chassis, electrical, and fuel-injection specifications not found in standard rider literature
• Features 47 exploded-view diagrams, 3 wiring schematic tables, and 6 reference maintenance charts
• Explores the Engine, Fuel System, Starter, Drive/Transmission, Chassis, and Active Intake System
• Details the Dynamic Digital Fuel Injection (DDFI), Electronic Control Module (ECM), Throttle Position Sensor (TPS), evaporative emissions control, and interactive exhaust system

Maintenance and Electrical Systems

Scheduled bench work demands accurate factory data. This PDF resource outlines the exact maintenance intervals for the 2006 model year. You will find complete schedules for oil changes, primary chain adjustments, and brake system inspections, right alongside those easily forgotten fluid capacities. For tasks that typically require an expensive trip to the dealership, this guide outlines step-by-step repair procedures to confidently perform steering head bearing replacements, 43mm front fork rebuilds, and complete transmission case splits. Working on high-performance motorcycle systems inherently carries physical risks. Always ensure you have the proper training or consult a certified mechanic before turning a wrench on safety-critical components. On the electrical side, the documentation maps out the entire wiring harness utilizing comprehensive Wiring diagrams. It features specific visual aids like the Engine management circuit schematic, Lighting circuit drawing, Horn and instruments circuit view, Charging circuit chart, and Hose and wire routing diagrams. It also details troubleshooting procedures for the active intake system and provides clear connector identification tables to help isolate voltage drops efficiently.

Identification, Diagnostics, and Workshop Utility

Applying incorrect torque to an aluminum frame can cause severe structural damage. The manual delivers the precise numbers required for safe assembly. It highlights critical figures like the 40 ft-lbs front axle specification and the delicate 72–96 in-lbs range for battery terminals. Engine performance baselines are thoroughly documented. Idle speed is established at 1050–1150 RPM, alongside strict oil grade recommendations dictated by ambient temperatures. For deeper diagnostics, the book includes flow charts designed to systematically resolve specific fault codes. Pinouts for factory Deutsch, Amp, and Packard components are clearly mapped. This equips technicians with the exact reference material needed to test circuits and verify component integrity accurately.

Utilizing these factory-approved procedures directly benefits the daily workshop routine by accelerating fault isolation and preventing costly teardown errors. When servicing the Ulysses XB12X, technicians must be acutely aware of a few model-specific quirks to prevent component failure. For example, routing the interactive exhaust cable in front of the right frame lug rather than behind it will cause the muffler valve to bind open, severely degrading low-end torque. Furthermore, because both the front axle and the transmission mainshaft nut utilize left-hand threads, they require clockwise rotation for removal to avoid destroying the parts during a repair.