I’m having a problem with a check engine light that indicates the fuel mixture is burning to lean \/ post O2 sensor reading.
\nI recently purchased this vehicle from a private seller whom I’m in contact with.
\nIt’s a CARB emissions car, and he recently changed the preO2 sensor, but doesn’t know if he used a cali-emissions compliant sensor.
\nI’m wondering if the 02 sensor (pre) could be the cause of the fault. I don’t want to replace the cat-converter unnecessarily. … that’s very expensive guess work. <\/p>\n
Any suggestions? <\/p>\n","protected":false},"excerpt":{"rendered":"
I’m having a problem with a check engine light that indicates the fuel mixture is burning to lean \/ post O2 sensor reading. I recently purchased this vehicle from a private seller whom I’m in contact with. It’s a CARB emissions car, and he recently changed the preO2 sensor, but doesn’t know if he used… Read More »2000 vw jetta 2.0 4 cyl<\/span><\/a><\/p>\n","protected":false},"author":12018,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[94],"tags":[9188],"class_list":["post-28703","post","type-post","status-publish","format-standard","hentry","category-volkswagen","tag-jetta"],"_links":{"self":[{"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/posts\/28703","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/users\/12018"}],"replies":[{"embeddable":true,"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/comments?post=28703"}],"version-history":[{"count":0,"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/posts\/28703\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/media?parent=28703"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/categories?post=28703"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-json\/wp\/v2\/tags?post=28703"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}