Revision of “Automotive Gasoline Engine Oil Standard (JASO M 364) Application manual” (2024.09) The JASO Engine Oil Standards Implementation Panel revised "Automotive Gasoline Engine Oil Standard (JASO M 364) Application manual" in accordance with the amendments of Automotive Diesel Engine Oil Standard(JASO M 364:2024).  The main points of the revision are as follows.  (1) Add of the GLV-2 classification : The new GLV-2 classification, which targets SAE 0W-16 and 0W-20, has very high viscosity index and excellent fuel economy, and the viscosity on the high temperature side maintains SAE16 and 20. This classification was developed by adding LSPI prevention regulation to be applicable also to supercharged engine and considering the application to existing vehicles, while maintaining the wear prevention performance, high-temperature stability, etc. equivalent to GLV-1. (2) On the Filing of an Oil conforming to the Standard, the Effective Period of On-File, and the Indication of Classification of the Standard : *The first dates when classification indication is allowed for engine oils conforming to the Automotive Gasoline Engine Oil Standard (JASO M 364: 2024) shall be as shown in the table below. *And the last application date of a new license is March 31, 2025. Standard Year of Issuance of the Standard First date when Classification Indication is allowed Last date when a New Reporting is Accepted On-file Termination Date M364-2019 2019 October 1, 2019 March 31, 2025 Note e) M364-2024 2024 October 1, 2024     Concerning details, please confirm a new manual(GEO_E2409.pdf).

　

Announcement on the publication of the “ Automotive Gasoline Engine Oil Standard(JASO M 364:2019)Annex to Application Manual “(2019.09) We would like to inform you that the JASO engine oil standard implementation panel published the “ Automotive Gasoline Engine Oil Standard(JASO M 364:2019)Annex to Application Manual “ Concerning details, please confirm a “ SYSTEM TO MANAGE TEST SEVERITY AND PRECISION OF FIRING FUEL ECONOMY TEST BASED ON REFERENCE OILS “（GEO_E_ANX_F1909.pdf） or “ MANAGEMENT OF TEST PRECISION OF MOTORED FUEL ECONOMY TEST(GEO_E_ANX_M1909.pdf) “ .

Establishment of “Automotive Gasoline Engine Oil Standard (JASO M 364:2019) Application manual” (2019.06) The JASO Engine Oil Standards Implementation Panel established "Automotive Gasoline Engine Oil Standard (JASO M 364:2019) " in accordance with the publishments of Automotive Gasoline Engine Oil Standard (JASO M 364:2019).  Concerning details, please confirm a new manual(GEO_E1906.pdf). First date when classification indication of a new filing is allowed from October 1st, 2019.