2013 Toyota Sienna Owners Manual - Page 586

2-3. Operating the lights and wipers Washer/wiper dual operation The wipers will automatically operate a couple of times after the washer squirts. 2 Type B When driving Off Intermittent windshield wiper operation Low speed windshield wiper operation High speed windshield wiper operation Temporary operation 285 SIENNA_OM_OM45472U_(U)