This manual covers the 1978 Datsun 810, a mid-size sedan and wagon known for its reliability, fuel economy, and attractive styling. As Datsun's flagship sedan, the 810 offered a comfortable and spacious interior, competing effectively in the import market against rivals like the Toyota Corona and Honda Accord. Built by Nissan Motor Co., Ltd., Datsun vehicles of this era established a strong reputation for quality and value, making the 810 a sensible choice for families and individuals seeking dependable transportation.

This comprehensive factory repair and service manual provides detailed information for maintaining and repairing your 1978 Datsun 810. It covers all major systems, including engine mechanicals, fuel and ignition systems, cooling, lubrication, clutch, transmissions (manual and automatic), suspension, steering, brakes, electrical systems, and body. The manual includes step-by-step repair procedures, troubleshooting guides, diagnostic techniques, and technical specifications, offering essential guidance for owners and technicians to ensure the longevity and optimal performance of the vehicle.