Introduction to 2023 ACEA Oil Sequences for Light-duty Engines
To tackle greenhouse gas emissions,fuel economy regulations and emission standards have become more strin-gent.On August 1,2023,ACEA released the latest ACEA Oil Sequences for Light-duty Engines-2023.The paper primari-ly describes the technical requirements of the ACEA-2023,and the main changes of ACEA-2023 and ACEA-2021 are compared and analyzed.In comparison to ACEA-2021,the structural sequence of ACEA-2023 has not undergone signifi-cant changes,but it has added the C7 category and reintroduced the diesel wear bench test OM646LA into the test se-quence.
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