If the A/C system in your 2nd generation (2004, 2005, 2006, 2007, 2008 & 2009) Toyota Prius hybrid hasn’t been working very well recently or the vents smell a bit musty, you probably need to clean or replace the cabin air filter element in the HVAC blower motor housing. To view my DIY tutorial for the procedure, including replacement filter part numbers, click on the text link or thumbnail image below.
2004-2009 Toyota Prius A/C Cabin Air Filter Replacement Guide
