This manual covers the Volvo D20 and D24 diesel engines, produced between 1979 and 1988. These inline-6 diesel engines, with displacements of 2.0L for the D20 and 2.4L for the D24, were known for their robust engineering and reliability, offering approximately 70-85 horsepower and 140-160 Nm of torque in their naturally aspirated forms, with optional turbocharged variants available. Featuring indirect injection and water-cooling systems, these engines were paired with either manual transmissions (4 or 5-speed) or 3-speed automatic transmissions, making them versatile for various applications.

This Factory Service Repair Manual in English provides comprehensive information essential for the maintenance and repair of your Volvo D20/D24 engine. It details critical procedures, technical specifications, and troubleshooting guidance for owners, mechanics, and technicians. Key areas covered include engine oil and coolant capacities, recommended replacement intervals for filters, and specific maintenance tasks tailored to these diesel engines. Adhering to the information within this manual will help ensure the longevity and optimal performance of your vehicle.