This is the foundation. You’ll find fluid capacities (oil, coolant, brake fluid), tire pressure specs, and tightening torques for standard fasteners.
The is a technical document designed for qualified mechanics and experienced owners to perform advanced maintenance, diagnostics, and repairs. While the standard Owner's Manual (model code MTM155) focuses on basic operations and safety, the full Service Manual provides detailed instructions for engine rebuilds, wiring diagrams, and specific torque settings. How to Find the Manual
The XSR 155 uses a liquid-cooled 155cc engine. The manual shows how to remove the water pump drain bolt (10mm) and the radiator cap bleeding procedure to avoid air pockets. Capacity: 0.65L of ethylene glycol.