2005 Toyota Solara Owners Manual - Page 202
2005 Toyota Solara Manual
Page 202 highlights
'05 Solara_U (L/O 0409) When installing the filter in the filter case, keep the "° UP" mark pointing up. INFORMATION The air filter should be installed properly in position. The use of air conditioning with the air filter removed may cause deteriorated dustproof performance and then affect air conditioning performance. 202 2005 SOLARA from Sep. '04 Prod. (OM33690U)