The 1997 Volvo 850 represents a significant chapter in Volvo's automotive history, known for its distinctive inline-five engine, robust safety engineering, and a blend of premium comfort and front-wheel-drive dynamics. Available as both a sedan (LS, LT chassis codes) and a wagon, the 850 offered a choice between a 2.3L turbocharged or a 2.5L naturally aspirated engine, paired with either a manual or automatic transmission. Its design emphasized Volvo's commitment to safety, featuring a strong chassis, standard ABS, and front airbags, positioning it as a competitive option in the mid-size luxury segment against established European rivals. The 850 was engineered for reliability and a refined driving experience, making it a notable model for its era.

This manual provides comprehensive coverage of the electrical system and wiring diagrams for all 1997 Volvo 850 models, serving as an essential resource for owners, technicians, and mechanics. It details numerous electrical systems, including engine control, lighting, HVAC, power accessories, and safety systems like ABS and SRS airbags. The manual facilitates pinpoint diagnosis of electrical faults through detailed circuit diagrams, component identification, troubleshooting flowcharts, and connector pinouts. Its purpose is to empower users with the knowledge required for accurate maintenance, effective troubleshooting, and proper repair of the vehicle's complex electrical components, ensuring optimal performance and longevity.