DICTIONARY OF AUTOMOTIVE TERMS - "Sj"

SJ

API SJ Category

An API engine oil adopted in 1996 for use in gasoline engines of 1997-2001 passenger cars, vans, and light trucks. Oils meeting API SJ requirements have been tested according to the American Chemistry Council (ACC) Product Approval Code of Practice and may use the API Base Oil Interchange and Viscosity Grade Engine Testing Guidelines. It replaces API Service Category SH and was replaced by SL in 2001. These vehicles can benefit from the modern SM oils.