Download IS250/IS350 online owner’s manual below in PDF format. The Lexus IS250 and IS350 are essentially the same car, with the exception of the equipped engine. Following Lexus’ trend of naming vehicles according to engine size for simplicity, the IS350 is named for its 2.5L engine, while the IS350 is named for its powerful 3.5L engine. The IS line of compact sports sedans began in 2001 with the Lexus IS300. The IS250 is Lexus’ least expensive vehicle.
Click on the link associated with the year model you’re looking for, and then simply click on the download button — the manual will automatically download to your computer. You’ll need a PDF reader, such as Adobe Acrobat or Foxit to view and print the document. You can also use the Google Docs viewer to read the Lexus IS250/IS350 manual.