{"product_id":"o2-oxygen-sensor-upstream-downstream-for-mini-cooper-2007-2012-1-6l","title":"O2 Oxygen Sensor Upstream Downstream for Mini Cooper (2007-2012) 1.6L","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 2007-2012 Mini Cooper (R56)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This matched upstream and downstream oxygen sensor kit for the 2007-2012 Mini Cooper (\u003cstrong\u003eR56\u003c\/strong\u003e) \u003cstrong\u003e1.6L\u003c\/strong\u003e measures exhaust oxygen content to optimize air-fuel ratio and monitor catalyst efficiency.\u003c\/p\u003e\u003ch3\u003eThe Stock Mini Cooper O2 Sensor Failure\u003c\/h3\u003e\u003cp\u003eOn the \u003cstrong\u003eR56\u003c\/strong\u003e chassis equipped with the \u003cstrong\u003e1.6L N12\u003c\/strong\u003e, \u003cstrong\u003eN14\u003c\/strong\u003e, \u003cstrong\u003eN16\u003c\/strong\u003e, or \u003cstrong\u003eN18\u003c\/strong\u003e engine, factory oxygen sensors suffer extreme exhaust heat soak and oil or carbon contamination. Internal heater circuits frequently open, while aged zirconia elements experience sluggish voltage switching. Degraded upstream readings push the DME into rich open-loop fueling, and faulty downstream signals trigger \u003cstrong\u003eP0130\u003c\/strong\u003e, \u003cstrong\u003eP0133\u003c\/strong\u003e, \u003cstrong\u003eP0141\u003c\/strong\u003e, or \u003cstrong\u003eP0420\u003c\/strong\u003e fault codes.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms of a Failing OEM O2 Sensor\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Engine Light \/ DTCs:\u003c\/strong\u003e Stores \u003cstrong\u003eP0130\u003c\/strong\u003e, \u003cstrong\u003eP0133\u003c\/strong\u003e (slow response), \u003cstrong\u003eP0141\u003c\/strong\u003e (heater circuit), or \u003cstrong\u003eP0420\u003c\/strong\u003e codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRough Idle \u0026amp; Hesitation:\u003c\/strong\u003e Erratic lambda feedback causes unstable fuel trims and misfires.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoor Economy \u0026amp; Failed Emissions:\u003c\/strong\u003e Rich default fueling lowers MPG and blocks readiness monitors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Heated Zirconia O2 Sensor Solution\u003c\/h3\u003e\u003cp\u003eInstalling a matched upstream and downstream set restores accurate closed-loop lambda control on your \u003cstrong\u003eR56\u003c\/strong\u003e \u003cstrong\u003e1.6L\u003c\/strong\u003e powertrain. Each unit uses a laser-welded stainless shell, high-temp PTFE harness shielding, and a rapid light-off heater element to resist thermal shock. Precision zirconia planar sensors deliver fast stoichiometric switching. Direct-fit OEM plugs eliminate splicing and match factory references \u003cstrong\u003e11787548961\u003c\/strong\u003e, \u003cstrong\u003e17107515499\u003c\/strong\u003e, \u003cstrong\u003e234-5136\u003c\/strong\u003e, and \u003cstrong\u003e234-4488\u003c\/strong\u003e.\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;\"\u003e2007-2012 Mini Cooper\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;\"\u003e1.6L (N12 \/ N14 \/ N16 \/ N18) \/ R56\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 Type\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eHeated Zirconia Planar \/ Upstream \u0026amp; Downstream\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 (Plug-and-Play)\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;\"\u003e11787548961, 17107515499, 234-5136, 234-4488\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e2007-2012 Mini Cooper 1.6L (Confirm engine before ordering)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the R56 Cooper?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Fits 2007-2012 Mini Cooper \u003cstrong\u003eR56\u003c\/strong\u003e models with the \u003cstrong\u003e1.6L\u003c\/strong\u003e engine. \u003cstrong\u003eVerify your exact engine code and OE part numbers before ordering.\u003c\/strong\u003e\u003c\/p\u003e\u003ch4\u003eWill this clear P0141 and P0420 codes?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes, if sensor-related.\u003c\/strong\u003e New sensors resolve \u003cstrong\u003eP0141\u003c\/strong\u003e heater faults and sluggish lambda response; inspect the catalyst if \u003cstrong\u003eP0420\u003c\/strong\u003e returns.\u003c\/p\u003e\u003ch4\u003eAre factory connectors included for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Both sensors come with direct-fit plugs; install using an O2 socket and torque to factory spec.\u003c\/p\u003e\u003ch3\u003eThe Mini Cooper Precision Standard\u003c\/h3\u003e\u003cp\u003eFresh matched oxygen sensors maintain exact DME lambda calibration for emissions compliance, fuel efficiency, and CEL-free European performance.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68107218452728,"sku":"DS-E7BR2G9P7","price":53.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/o2-oxygen-sensor-upstream-downstream-for-mini-cooper-2007-2012-1-6l-1.jpg?v=1794680904","url":"https:\/\/performancechiptuning.com\/es\/products\/o2-oxygen-sensor-upstream-downstream-for-mini-cooper-2007-2012-1-6l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}