LS 460 AWD V8-4.6L (1UR-FSE) (2009)
Rear air conditioning filter (if equipped)
Step 1. Turn the "ENGINE START STOP" switch to OFF.
Step 2. Open the trunk lid. Remove the filter cover.
Step 3. Remove the air conditioning filter and replace it with a new. The "UP" marks shown on the filter should be pointing up.