This manual covers the Volvo AQ171 2.5L (152) 4-cylinder engine. Designed for robust performance and reliability, this engine is a testament to Volvo's commitment to quality engineering. Its 2.5-liter displacement and four-cylinder configuration provide a balanced blend of power and efficiency, making it suitable for a variety of demanding applications. Owners and operators can expect consistent performance and durability from this well-engineered marine propulsion unit.

The purpose of this comprehensive service and repair manual is to provide detailed guidance for the maintenance, troubleshooting, and repair of your Volvo AQ171 2.5L (152) 4-cylinder engine. It includes essential technical specifications, step-by-step procedures for common maintenance tasks, diagnostic information for identifying and resolving issues, and safety precautions. This manual is an indispensable resource for owners, technicians, and mechanics seeking to ensure the optimal performance and longevity of their engine.