2005 Lexus RX330 P0171 P0174

Another example of why following a diagnostic process, using the proper tools and knowledge are more productive and cheaper than guessing. ATG Volumetric Efficiency calculator My Amazon Store I try to recommend tools and accessories that I use and/or am familiar with. Please consider my Amazon store for any of your purchases. S&A Auto PO Box 414 Staten Island, NY 10308 Videos are for entertainment purposes only. I do not assume any liability for injury, unsuccessful repair, etc. Please follow manufacturer guidelines and safety precautions. I always encourage constructive discussion in the comment section but abusive or insulting language will not be allowed. Thank you for watching and for all your support.