{"id":118023,"date":"2024-09-02T23:56:57","date_gmt":"2024-09-03T06:56:57","guid":{"rendered":"https:\/\/blogv2prod.wpenginepowered.com\/blog\/?p=118023"},"modified":"2025-08-29T02:17:02","modified_gmt":"2025-08-29T09:17:02","slug":"mechanics-review-denso-replacement-oxygen-sensor-2006-ford-explorer","status":"publish","type":"post","link":"https:\/\/www.carparts.com\/blog\/mechanics-review-denso-replacement-oxygen-sensor-2006-ford-explorer\/","title":{"rendered":"Mechanic\u2019s Review: Denso Replacement Oxygen Sensor | 2006 Ford Explorer"},"content":{"rendered":"<!DOCTYPE html PUBLIC \"-\/\/W3C\/\/DTD HTML 4.0 Transitional\/\/EN\" \"http:\/\/www.w3.org\/TR\/REC-html40\/loose.dtd\">\n<html><body><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span><style>.kadence-column118023_20dccc-7f > .kt-inside-inner-col,.kadence-column118023_20dccc-7f > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column118023_20dccc-7f > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column118023_20dccc-7f > .kt-inside-inner-col{flex-direction:column;}.kadence-column118023_20dccc-7f > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column118023_20dccc-7f > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column118023_20dccc-7f{position:relative;}@media all and (max-width: 1024px){.kadence-column118023_20dccc-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column118023_20dccc-7f > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column118023_20dccc-7f inner-column-1 qk-look-widget\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-ultimate-post-row ultp-block-371801  qk-main-wrap\"><div class=\"ultp-row-wrapper\"><div class=\"ultp-row-content\">\n<div class=\"wp-block-ultimate-post-column ultp-block-e9e083\"><div class=\"ultp-column-wrapper\"><style>.wp-block-kadence-advancedheading.kt-adv-heading118023_b168bc-eb, .wp-block-kadence-advancedheading.kt-adv-heading118023_b168bc-eb[data-kb-block=\"kb-adv-heading118023_b168bc-eb\"]{text-align:center;font-size:20px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading118023_b168bc-eb mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading118023_b168bc-eb[data-kb-block=\"kb-adv-heading118023_b168bc-eb\"] mark.kt-highlight{font-family:Inter;font-weight:500;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading118023_b168bc-eb img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading118023_b168bc-eb[data-kb-block=\"kb-adv-heading118023_b168bc-eb\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<div class=\"kt-adv-heading118023_b168bc-eb summary-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading118023_b168bc-eb\"><span>Summary<\/span><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>You may need a replacement oxygen sensor if your existing O2 sensor&rsquo;s pattern on a scan tool appears ragged and somewhat rich.<\/li>\n\n\n\n<li>The Denso oxygen sensor looks slightly different from the OEM but worked fine. The leads were longer and the sensor bulb cage was also a different design.<\/li>\n\n\n\n<li>The oxygen sensors came with anti-seize packets and the compound is the copper-based type, which is better than graphite.<\/li>\n\n\n\n<li>On the 2006 Explorer 4.0L, one of the sensors was resistant enough to loosening that an air hammer had to be used. Reconnecting the new sensors was also somewhat challenging due to the connector locations.<\/li>\n\n\n\n<li>Upon testing, the new sensors produced a more accurate pattern than the OEM.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n<h2 class=\"wp-block-heading\">Key Information<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Product:<\/strong> <a href=\"https:\/\/www.carparts.com\/details\/Ford\/Explorer\/Denso\/Oxygen_Sensor\/2006\/XLS\/6_Cyl_4-dot-0L\/NP2344127.html\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Denso Oxygen Sensor &ndash; Sold individually\">Denso Oxygen Sensor &ndash; Sold individually<\/a><\/li>\n\n\n\n<li><strong>Price: <\/strong>From<strong> <\/strong>$31.99 (Note that price may change from the time the review is published.)<\/li>\n\n\n\n<li><strong>Vehicle:<\/strong> <a href=\"https:\/\/www.carparts.com\/vehicle\/2006\/Ford\/Explorer\/XLS\/6_Cyl_4-dot-0L\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"2006 Ford Explorer XLS 6 Cyl 4.0L; 4th Generation (2006 &ndash; 2010)\">2006 Ford Explorer XLS 6 Cyl 4.0L; 4th Generation (2006 &ndash; 2010)<\/a><\/li>\n\n\n\n<li><strong>Reviewer:<\/strong> <a href=\"https:\/\/www.carparts.com\/blog\/author\/richardmccuistian\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Richard McCuistian, ASE Certified Master Automobile Technician\">Richard McCuistian, ASE Certified Master Automobile Technician<\/a><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Mechanic's Review &amp; Installation: Denso Replacement Oxygen Sensor for a Ford Explorer\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/enj5_2yK_SE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Why You May Need A Denso Oxygen Sensor<\/h2>\n\n\n\n<p>My existing O2 Sensors both have a ragged, lazy rich pattern. Using the scan tool, all inputs are as they should be, fuel trims are acceptable, and there are no DTCs. However, the O2 sensor switching pattern, while adequate to maintain proper fuel trim, looks to me to be ragged and somewhat rich.<\/p>\n\n\n<style>.kadence-column118023_277a9c-42 > .kt-inside-inner-col{box-shadow:0px 0px 10px 0px rgba(0, 0, 0, 0.15);}.kadence-column118023_277a9c-42 > .kt-inside-inner-col,.kadence-column118023_277a9c-42 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column118023_277a9c-42 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column118023_277a9c-42 > .kt-inside-inner-col{flex-direction:column;}.kadence-column118023_277a9c-42 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column118023_277a9c-42 > .kt-inside-inner-col{background-color:#ffffff;}.kadence-column118023_277a9c-42 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column118023_277a9c-42{position:relative;}.kadence-column118023_277a9c-42, .kt-inside-inner-col > .kadence-column118023_277a9c-42:not(.specificity){margin-top:16px;margin-right:16px;margin-bottom:16px;margin-left:16px;}@media all and (max-width: 1024px){.kadence-column118023_277a9c-42 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column118023_277a9c-42 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column118023_277a9c-42, .kt-inside-inner-col > .kadence-column118023_277a9c-42:not(.specificity){margin-right:8px;margin-left:8px;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column118023_277a9c-42 inner-column-1 prod-rev-box\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading118023_a4af3f-32, .wp-block-kadence-advancedheading.kt-adv-heading118023_a4af3f-32[data-kb-block=\"kb-adv-heading118023_a4af3f-32\"]{text-align:left;font-style:normal;color:#ffffff;background-color:#004c80;}.wp-block-kadence-advancedheading.kt-adv-heading118023_a4af3f-32 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading118023_a4af3f-32[data-kb-block=\"kb-adv-heading118023_a4af3f-32\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading118023_a4af3f-32 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading118023_a4af3f-32[data-kb-block=\"kb-adv-heading118023_a4af3f-32\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading118023_a4af3f-32 prod-rev-title wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading118023_a4af3f-32\">Product Review<\/h2>\n\n\n\n<div class=\"wp-block-uagb-container prod-rev-wrap uagb-block-a632e17b alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n\n<div class=\"wp-block-uagb-container prod-col-left uagb-block-0bebbafa\">\n<style>.kadence-column118023_739c38-23 > .kt-inside-inner-col,.kadence-column118023_739c38-23 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column118023_739c38-23 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column118023_739c38-23 > .kt-inside-inner-col{flex-direction:column;}.kadence-column118023_739c38-23 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column118023_739c38-23 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column118023_739c38-23{position:relative;}@media all and (max-width: 1024px){.kadence-column118023_739c38-23 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column118023_739c38-23 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column118023_739c38-23 kb-section-has-link inner-column-1\"><div class=\"kt-inside-inner-col\">\n\n<div class=\"wp-block-uagb-image aligncenter uagb-block-6b30b0f9 wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-center\"><figure class=\"wp-block-uagb-image__figure\"><img decoding=\"async\" srcset=\"https:\/\/cld.partsimg.com\/image\/upload\/images\/NP2344127_1 ,https:\/\/cld.partsimg.com\/image\/upload\/images\/NP2344127_1 780w, https:\/\/cld.partsimg.com\/image\/upload\/images\/NP2344127_1 360w\" sizes=\"(max-width: 480px) 150px\" src=\"https:\/\/cld.partsimg.com\/image\/upload\/images\/NP2344127_1\" alt=\"denso oxygen sensor\" width=\"312\" height=\"221\" title=\"\" loading=\"lazy\" role=\"img\"><\/figure><\/div>\n\n<\/div><a href=\"https:\/\/www.carparts.com\/details\/Ford\/Explorer\/Denso\/Oxygen_Sensor\/2006\/XLS\/6_Cyl_4-dot-0L\/NP2344127.html\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"\"><\/a><\/div>\n\n<\/div>\n\n\n<div class=\"wp-block-uagb-container prod-col-right uagb-block-1edb6d93\">\n<style>.kadence-column118023_8d44d1-95 > .kt-inside-inner-col,.kadence-column118023_8d44d1-95 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column118023_8d44d1-95 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column118023_8d44d1-95 > .kt-inside-inner-col{flex-direction:column;}.kadence-column118023_8d44d1-95 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column118023_8d44d1-95 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column118023_8d44d1-95{position:relative;}@media all and (max-width: 1024px){.kadence-column118023_8d44d1-95 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column118023_8d44d1-95 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column118023_8d44d1-95 kb-section-dir-vertical kb-section-md-dir-vertical inner-column-1\"><div class=\"kt-inside-inner-col\">\n<style>.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f, .wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"] a, .kt-adv-heading-link118023_49666b-0f, .kt-adv-heading-link118023_49666b-0f .kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"]{color:#004c80;}.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"] a, a.kb-advanced-heading-link.kt-adv-heading-link118023_49666b-0f{text-decoration:none;}@media all and (max-width: 1024px){.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f, .wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"]{font-size:20px;}}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f, .wp-block-kadence-advancedheading.kt-adv-heading118023_49666b-0f[data-kb-block=\"kb-adv-heading118023_49666b-0f\"]{font-size:18px;}}<\/style>\n<a href=\"https:\/\/www.carparts.com\/details\/Ford\/Explorer\/Denso\/Oxygen_Sensor\/2006\/XLS\/6_Cyl_4-dot-0L\/NP2344127.html\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label='&lt;h3 class=\"kt-adv-heading118023_49666b-0f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading118023_49666b-0f\"&gt;&lt;strong&gt;Denso Replacement Oxygen Sensor&lt;\/strong&gt;&lt;\/h3&gt;'><h3 class=\"kt-adv-heading118023_49666b-0f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading118023_49666b-0f\"><strong>Denso Replacement Oxygen Sensor<\/strong><\/h3><\/a>\n\n\n<p>The Denso oxygen sensor, despite slight design differences from the OEM, worked well after some installation challenges, producing a more accurate pattern on the scan tool than the old sensor on a 2006 Ford Explorer 4.0L.<\/p>\n\n<style>.wp-block-kadence-advancedbtn.kb-btns118023_6ffc27-f1{gap:var(--global-kb-gap-xs, 0.5rem );justify-content:center;align-items:center;}.kt-btns118023_6ffc27-f1 .kt-button{font-weight:normal;font-style:normal;}<\/style>\n<div class=\"wp-block-kadence-advancedbtn kb-buttons-wrap kb-btns118023_6ffc27-f1 top-prod-cta-button\">\n<style>ul.menu .wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button{width:initial;}.wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button{color:#333333;background:#ffce05;font-size:16px;font-family:Inter;font-weight:600;border-top-left-radius:4px;border-top-right-radius:4px;border-bottom-right-radius:4px;border-bottom-left-radius:4px;border-top:0px solid rgba(85, 85, 85, 0);border-right:0px solid rgba(85, 85, 85, 0);border-bottom:0px solid rgba(85, 85, 85, 0);border-left:0px solid rgba(85, 85, 85, 0);padding-top:12px;padding-right:16px;padding-bottom:12px;padding-left:16px;margin-bottom:1rem;}.wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button:hover, .wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button:focus{color:#333333;background:#ffce05;border-top-color:rgba(68, 68, 68, 0);border-top-style:solid;border-right-color:rgba(68, 68, 68, 0);border-right-style:solid;border-bottom-color:rgba(68, 68, 68, 0);border-bottom-style:solid;border-left-color:rgba(68, 68, 68, 0);border-left-style:solid;}@media all and (max-width: 1024px){.wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button{font-size:14px;border-top:0px solid rgba(85, 85, 85, 0);border-right:0px solid rgba(85, 85, 85, 0);border-bottom:0px solid rgba(85, 85, 85, 0);border-left:0px solid rgba(85, 85, 85, 0);}}@media all and (max-width: 1024px){.wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button:hover, .wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button:focus{border-top-color:rgba(68, 68, 68, 0);border-top-style:solid;border-right-color:rgba(68, 68, 68, 0);border-right-style:solid;border-bottom-color:rgba(68, 68, 68, 0);border-bottom-style:solid;border-left-color:rgba(68, 68, 68, 0);border-left-style:solid;}}@media all and (max-width: 767px){.wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button{font-size:14px;border-top:0px solid rgba(85, 85, 85, 0);border-right:0px solid rgba(85, 85, 85, 0);border-bottom:0px solid rgba(85, 85, 85, 0);border-left:0px solid rgba(85, 85, 85, 0);}.wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button:hover, .wp-block-kadence-advancedbtn .kb-btn118023_079c68-b3.kb-button:focus{border-top-color:rgba(68, 68, 68, 0);border-top-style:solid;border-right-color:rgba(68, 68, 68, 0);border-right-style:solid;border-bottom-color:rgba(68, 68, 68, 0);border-bottom-style:solid;border-left-color:rgba(68, 68, 68, 0);border-left-style:solid;}}<\/style><a href=\"https:\/\/www.carparts.com\/details\/Ford\/Explorer\/Denso\/Oxygen_Sensor\/2006\/XLS\/6_Cyl_4-dot-0L\/NP2344127.html\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label='&lt;span class=\"kt-btn-inner-text\"&gt;$31.99 from CarParts.com&lt;\/span&gt;'><span class=\"kt-btn-inner-text\">$31.99 from CarParts.com<\/span><\/a>\n<\/div>\n\n<style>.kadence-column118023_dc5aac-7b > .kt-inside-inner-col{padding-bottom:16px;}.kadence-column118023_dc5aac-7b > .kt-inside-inner-col,.kadence-column118023_dc5aac-7b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column118023_dc5aac-7b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column118023_dc5aac-7b > .kt-inside-inner-col{flex-direction:column;}.kadence-column118023_dc5aac-7b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column118023_dc5aac-7b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column118023_dc5aac-7b{position:relative;}@media all and (max-width: 1024px){.kadence-column118023_dc5aac-7b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column118023_dc5aac-7b > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column118023_dc5aac-7b inner-column-1 pr-desc\"><div class=\"kt-inside-inner-col\">\n<style>.wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4, .wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4[data-kb-block=\"kb-adv-heading118023_607d27-c4\"]{display:block;text-align:center;font-size:12px;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4[data-kb-block=\"kb-adv-heading118023_607d27-c4\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4[data-kb-block=\"kb-adv-heading118023_607d27-c4\"] img.kb-inline-image{width:150px;vertical-align:baseline;}@media all and (max-width: 1024px){.wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4, .wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4[data-kb-block=\"kb-adv-heading118023_607d27-c4\"]{font-size:10px;}}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-heading118023_607d27-c4, 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This product is also available from other stores.<\/span>\n\n<\/div><\/div>\n\n<\/div><\/div>\n\n<\/div>\n\n<\/div><\/div>\n<\/div><\/div>\n\n\n<style>.kadence-column118023_339a50-3d > .kt-inside-inner-col{padding-top:16px;padding-right:32px;padding-bottom:16px;padding-left:0px;}.kadence-column118023_339a50-3d > .kt-inside-inner-col{border-top:1px solid #e9e9ef;border-right:1px solid #e9e9ef;border-bottom:1px solid #e9e9ef;border-left:1px solid #e9e9ef;}.kadence-column118023_339a50-3d > .kt-inside-inner-col,.kadence-column118023_339a50-3d > .kt-inside-inner-col:before{border-top-left-radius:32px;border-top-right-radius:32px;border-bottom-right-radius:32px;border-bottom-left-radius:32px;}.kadence-column118023_339a50-3d > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column118023_339a50-3d > .kt-inside-inner-col{flex-direction:column;}.kadence-column118023_339a50-3d > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column118023_339a50-3d > .kt-inside-inner-col{background-color:#f9f9f9;}.kadence-column118023_339a50-3d > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column118023_339a50-3d{position:relative;}.kadence-column118023_339a50-3d, .kt-inside-inner-col > .kadence-column118023_339a50-3d:not(.specificity){margin-top:16px;margin-right:16px;margin-bottom:16px;margin-left:16px;}@media all and (max-width: 1024px){.kadence-column118023_339a50-3d > .kt-inside-inner-col{padding-right:32px;padding-left:32px;border-top:1px solid #e9e9ef;border-right:1px solid #e9e9ef;border-bottom:1px solid #e9e9ef;border-left:1px solid #e9e9ef;flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column118023_339a50-3d > .kt-inside-inner-col{padding-right:16px;padding-left:16px;border-top:1px solid #e9e9ef;border-right:1px solid #e9e9ef;border-bottom:1px solid #e9e9ef;border-left:1px solid #e9e9ef;flex-direction:column;justify-content:center;}.kadence-column118023_339a50-3d, .kt-inside-inner-col > .kadence-column118023_339a50-3d:not(.specificity){margin-right:0px;margin-left:0px;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column118023_339a50-3d inner-column-1 tr-rev\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e, .wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e[data-kb-block=\"kb-adv-heading118023_b3b488-4e\"]{padding-right:16px;padding-left:16px;text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e[data-kb-block=\"kb-adv-heading118023_b3b488-4e\"] mark.kt-highlight{font-size:20px;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e[data-kb-block=\"kb-adv-heading118023_b3b488-4e\"] img.kb-inline-image{width:150px;vertical-align:baseline;}@media all and (max-width: 1024px){.wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e, .wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e[data-kb-block=\"kb-adv-heading118023_b3b488-4e\"]{font-size:20px;text-align:center!important;}}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e, .wp-block-kadence-advancedheading.kt-adv-heading118023_b3b488-4e[data-kb-block=\"kb-adv-heading118023_b3b488-4e\"]{padding-right:0px;padding-left:0px;font-size:18px;text-align:left!important;}}<\/style>\n<h2 class=\"kt-adv-heading118023_b3b488-4e wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading118023_b3b488-4e\"><strong>Why You Should Trust This Review<\/strong><\/h2>\n\n\n<style>.wp-block-kadence-iconlist.kt-svg-icon-list-items118023_897930-b6:not(.this-stops-third-party-issues){margin-top:0px;margin-bottom:0px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items118023_897930-b6 ul.kt-svg-icon-list:not(.this-prevents-issues):not(.this-stops-third-party-issues):not(.tijsloc){margin-top:0px;margin-right:0px;margin-bottom:10px;margin-left:0px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items118023_897930-b6 ul.kt-svg-icon-list{grid-row-gap:5px;}.wp-block-kadence-iconlist.kt-svg-icon-list-items118023_897930-b6 ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap .kt-svg-icon-list-single{margin-right:10px;}.kt-svg-icon-list-items118023_897930-b6 ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap, .kt-svg-icon-list-items118023_897930-b6 ul.kt-svg-icon-list .kt-svg-icon-list-item-wrap a{color:#000000;font-size:16px;line-height:1.4em;color:#000000;}<\/style>\n<div class=\"wp-block-kadence-iconlist kt-svg-icon-list-items kt-svg-icon-list-items118023_897930-b6 kt-svg-icon-list-columns-1 alignnone kt-list-icon-aligntop\"><ul class=\"kt-svg-icon-list\"><style>.kt-svg-icon-list-item-118023_8d7bae-66 .kt-svg-icon-list-single{font-size:10px !important;color:#000000 !important;padding:4px !important;border-color:#333 !important;border-width:2px !important;border-radius:50% !important;}.kt-svg-icon-list-item-118023_8d7bae-66 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-118023_8d7bae-66 kt-svg-icon-list-style-stacked\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fas_check kt-svg-icon-list-single\"><svg viewbox=\"0 0 512 512\" fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg><\/span><span class=\"kt-svg-icon-list-text\"><strong>This is an unbiased review.<\/strong> The product reviewer agreed with CarParts.com to provide a completely unbiased review of the product. The reviewer did not receive any monetary compensation for this review.<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-118023_db8b9a-f5 .kt-svg-icon-list-single{font-size:10px !important;color:#000000 !important;padding:4px !important;border-color:#333 !important;border-width:2px !important;border-radius:50% !important;}.kt-svg-icon-list-item-118023_db8b9a-f5 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-118023_db8b9a-f5 kt-svg-icon-list-style-stacked\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fas_check kt-svg-icon-list-single\"><svg viewbox=\"0 0 512 512\" fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg><\/span><span class=\"kt-svg-icon-list-text\"><strong>The product reviewer is an expert in their field.<\/strong> CarParts.com strives to provide quality product reviews that look at key aspects customers care about. To achieve this goal, we work with professional mechanics and automotive enthusiasts experienced in DIY auto repair and maintenance who have high standards when it comes to performance, durability, ease of installation, and pricing among other things.<\/span><\/li>\n\n\n<style>.kt-svg-icon-list-item-118023_596bd5-14 .kt-svg-icon-list-single{font-size:10px !important;color:#000000 !important;padding:4px !important;border-color:#333 !important;border-width:2px !important;border-radius:50% !important;}.kt-svg-icon-list-item-118023_596bd5-14 .kt-svg-icon-list-text mark.kt-highlight{background-color:unset;font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}<\/style>\n<li class=\"wp-block-kadence-listitem kt-svg-icon-list-item-wrap kt-svg-icon-list-item-118023_596bd5-14 kt-svg-icon-list-style-stacked\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fas_check kt-svg-icon-list-single\"><svg viewbox=\"0 0 512 512\" fill=\"currentColor\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg><\/span><span class=\"kt-svg-icon-list-text\"><strong>You&rsquo;re seeing actual photos and videos of products ordered from CarParts.com.<\/strong> The products sent to the reviewer were not pre-selected to choose the best of their kind. The products were ordered and shipped to the reviewer the same way for most customers.<\/span><\/li>\n<\/ul><\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Initial Observations<\/h2>\n\n\n\n<p>The unit was slightly different but worked fine. The leads were longer than the OEM&rsquo;s. The sensor bulb cage was also a different design. However, no issues arose with either of these.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">The Fit<\/h2>\n\n\n\n<p>The Denso oxygen sensors came with anti-seize packets (some already have it on the threads when the sensor is unpackaged). The longer leads aren&rsquo;t so much a problem &ndash; shorter leads would be. The included anti-seize compound is the copper-based type, and is better than graphite.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"642\" src=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2024\/09\/Sensors-New-and-Old-1024x642.jpg\" alt=\"image of new and old o2 sensors\" class=\"wp-image-118027\" srcset=\"https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2024\/09\/Sensors-New-and-Old-1024x642.jpg 1024w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2024\/09\/Sensors-New-and-Old-300x188.jpg 300w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2024\/09\/Sensors-New-and-Old-768x481.jpg 768w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2024\/09\/Sensors-New-and-Old-150x94.jpg 150w, https:\/\/www.carparts.com\/blog\/wp-content\/uploads\/2024\/09\/Sensors-New-and-Old.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><figcaption class=\"wp-element-caption\">New Denso oxygen sensors side by side old OEM sensors for a 2006 Ford Explorer | Image Source: Richard McCuistian<\/figcaption><\/figure>\n\n\n\n<div class=\"rsi-card\">\n  <div class=\"rsi-thumb\">\n    <img decoding=\"async\" src=\"https:\/\/cld.partsimg.com\/d_noimage.jpg\/b_white\/e_sharpen,e_auto_brightness,e_auto_contrast\/f_auto\/q_auto:eco,dpr_auto\/w_873,h_873,c_pad\/images\/repn960911_1\">\n  <\/div>\n  <div class=\"rsi-info\">\n    <span class=\"rsi-title\">The Best Oxygen Sensor Brands: Trusted Replacements for Smooth Driving<\/span>\n    <span class=\"rsi-desc\">See which oxygen sensor brands are best for your vehicle. Learn about application, quality, and cost, and find reliable replacement brands.<\/span>\n    <a href=\"https:\/\/www.carparts.com\/blog\/the-best-oxygen-sensor-brands-trusted-replacements-for-smooth-driving-quickref\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Discover Your Options\">Discover Your Options<\/a>\n  <\/div>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Installation<\/h2>\n\n\n\n<p>On the 2006 Explorer 4.0L, the sensor connectors are somewhat challenging and one of the sensors was resistant enough to loosening that an air hammer had to be used. Reconnecting the new sensors was also somewhat challenging due to the connector locations.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Performance and Overall Quality<\/h2>\n\n\n\n<p>The pattern the new sensors produced was more satisfactory than the original sensors, which had nearly 100,000 miles. And O2 sensors do wear out sometimes and get skewed or sluggish. Since the pattern was the same on both OEM sensors, it may have been due to the different bulb cage design, but the new sensors (I believe) are producing a more accurate pattern.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pros and Cons<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Pros<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Denso is a well known brand that can be trusted.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Cons<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The sensors weren&rsquo;t exactly like the OEM and the leads were longer and needed to be wire-tied to prevent chafing, etc.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">The Verdict<\/h2>\n\n\n\n<p>Great overall value. I highly recommend these Denso sensors from CarParts.com for a durable replacement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Similar Products<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.carparts.com\/oxygen-sensor?refinements%5Bpart%5D=Oxygen_Sensor&amp;refinements%5Bbrand%5D=JC_Whitney&amp;itemperpage=20&amp;currentpage=1&amp;sort=best-match\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"JC Whitney\">JC Whitney<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/oxygen-sensor?refinements%5Bpart%5D=Oxygen_Sensor&amp;refinements%5Bbrand%5D=DriveWire&amp;itemperpage=20&amp;currentpage=1&amp;sort=best-match\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"DriveWire\">DriveWire<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.carparts.com\/oxygen-sensor?refinements%5Bpart%5D=Oxygen_Sensor&amp;refinements%5Bbrand%5D=Walker_Products&amp;itemperpage=20&amp;currentpage=1&amp;sort=best-match\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Walker Products\">Walker Products<\/a><\/li>\n<\/ul>\n<\/body><\/html>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">Reading Time: <\/span> <span class=\"rt-time\"> 3<\/span> <span class=\"rt-label rt-postfix\">minutes<\/span><\/span>Key Information Why You May Need A Denso Oxygen Sensor My existing O2 Sensors both have a ragged, lazy rich&#8230; <a href=\"https:\/\/www.carparts.com\/blog\/mechanics-review-denso-replacement-oxygen-sensor-2006-ford-explorer\/\" rel=\"nofollow\">Read More<\/a><\/p>\n","protected":false},"author":1646,"featured_media":118029,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[4102],"tags":[],"ppma_author":[2985],"class_list":{"0":"post-118023","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-product-reviews","8":"entry"},"acf":{"adrotate_specific_mobile_ad":"","adrotate_specific_desktop_ad":"","product_name":"Denso Replacement Oxygen Sensor","rating_value":"4","best_rating":"4"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mechanic\u2019s Review: Denso Replacement Oxygen Sensor | 2006 Ford Explorer - In The Garage with CarParts.com<\/title>\n<meta name=\"description\" content=\"Richard McCuistian reviews a Denso replacement oxygen sensor for a 2006 Ford Explorer. 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