https://stream.echo6.co/videos/watch/43edb1f3-2f13-4a4d-98a3-a8e0cae60bd8 This Toyota 4-Runner is getting terrible fuel economy and blowing black smoke out of the tailpipe. However, the trouble code is P0171-System too Lean! Let's figure out why this engine computer is so confused... Check out this video by James Danner on a similar Toyota false-lean condition: https://www.youtube.com/watch?v=xUc8vAolWRY Also included: BONUS MATERIAL (special request by Eric O. of South Main Auto Repair)! Wed, 10 Jun 2026 06:57:43 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/43edb1f3-2f13-4a4d-98a3-a8e0cae60bd8 All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.