{"product_id":"o2-oxygen-sensor-upstream-downstream-for-hyundai-santa-fe-2010-2016-2-4l","title":"O2 Oxygen Sensor Upstream Downstream for Hyundai Santa Fe (2010-2016) 2.4L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Upstream \u0026amp; Downstream O2 Sensor Kit for 2010-2016 Hyundai Santa Fe (CM\/DM)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This upstream and downstream oxygen sensor kit restores closed-loop air-fuel feedback and catalyst monitoring on 2010-2016 Hyundai Santa Fe \u003cstrong\u003eCM\/DM\u003c\/strong\u003e \u003cstrong\u003e2.4L\u003c\/strong\u003e models.\u003c\/p\u003e\u003ch3\u003eThe Stock Hyundai Santa Fe Sensor Failure\u003c\/h3\u003e\u003cp\u003eFactory oxygen sensors on the \u003cstrong\u003eCM\/DM\u003c\/strong\u003e platform running the \u003cstrong\u003eG4KE\/G4KJ 2.4L\u003c\/strong\u003e engine endure constant thermal shock and exhaust contamination. Over time, oil ash and carbon deposits foul the sensing tip while internal heater elements fatigue and open. Once sensor switching slows, the ECU loses accurate closed-loop fuel trim authority, triggering \u003cstrong\u003eP0133\u003c\/strong\u003e, \u003cstrong\u003eP0135\u003c\/strong\u003e, or \u003cstrong\u003eP0171\u003c\/strong\u003e fault codes and erratic fuel trims.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms of a Failing OEM Oxygen Sensor\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTCs \u0026amp; CEL:\u003c\/strong\u003e Triggers \u003cstrong\u003eP0133\u003c\/strong\u003e, \u003cstrong\u003eP0135\u003c\/strong\u003e, or \u003cstrong\u003eP0420\u003c\/strong\u003e from sluggish switching or heater failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRough Running:\u003c\/strong\u003e Default open-loop fueling causes rich exhaust odor and unstable idle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFailed Emissions:\u003c\/strong\u003e Skewed fuel trims lower MPG and prevent OBD-II readiness completion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Zirconia Sensor Solution\u003c\/h3\u003e\u003cp\u003eThis matched upstream and downstream kit replaces OEM numbers \u003cstrong\u003e39210-2C210\u003c\/strong\u003e, \u003cstrong\u003e39210-2G100\u003c\/strong\u003e, and \u003cstrong\u003e234-5029\u003c\/strong\u003e with direct-fit assemblies engineered to match factory voltage curves. Each unit features a thermally stabilized zirconia ceramic element inside a corrosion-resistant stainless steel shell for durability. Factory-indexed weatherproof connectors plug directly into the \u003cstrong\u003eCM\/DM\u003c\/strong\u003e harness with zero splicing, restoring fast light-off and precise stoichiometric control.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 Upstream Oxygen Sensor\u003c\/li\u003e\n\u003cli\u003e1 Downstream Oxygen Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2010-2016 Hyundai Santa Fe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eG4KE \/ G4KJ 2.4L \/ CM \u0026amp; DM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEmissions \u0026amp; Sensor Spec\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eUpstream \u0026amp; Downstream \/ Zirconia Ceramic Element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eInstallation Type\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eDirect Bolt-On OEM Replacement (No Cutting or Welding)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e39210-2C210, 39210-2G100, 234-5029\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2010-2016 Hyundai Santa Fe (2.4L)\u003c\/li\u003e\n\u003cli\u003e2013-2016 Hyundai Santa Fe Sport (2.4L)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the CM\/DM Santa Fe?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Direct fit for 2010-2016 Hyundai Santa Fe \u003cstrong\u003eG4KE\/G4KJ 2.4L\u003c\/strong\u003e models. \u003cstrong\u003eExcludes 2.0T and V6 trims; confirm engine before ordering.\u003c\/strong\u003e\u003c\/p\u003e\u003ch4\u003eWill this clear P0133 or P0135 codes?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes, if sensor-related.\u003c\/strong\u003e Replacing both sensors restores voltage and heater resistance after clearing ECU memory; worn catalysts still trigger \u003cstrong\u003eP0420\u003c\/strong\u003e.\u003c\/p\u003e\u003ch4\u003eAre OEM connectors included for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Factory-style connectors plug directly into the \u003cstrong\u003eCM\/DM\u003c\/strong\u003e harness with zero splicing required.\u003c\/p\u003e\u003ch3\u003eThe Hyundai Precision Standard\u003c\/h3\u003e\u003cp\u003eBuilt for daily-driven reliability, this matched sensor kit restores factory ECU fuel control and emissions compliance for clean, CEL-free \u003cstrong\u003e2.4L\u003c\/strong\u003e operation.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68107192926456,"sku":"DS-EL56O9KQ4","price":57.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/o2-oxygen-sensor-upstream-downstream-for-hyundai-santa-fe-2010-2016-2-4l-1.jpg?v=1794680748","url":"https:\/\/performancechiptuning.com\/fr\/products\/o2-oxygen-sensor-upstream-downstream-for-hyundai-santa-fe-2010-2016-2-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}