{"product_id":"walker-350-33069-oxygen-sensor","title":"Walker 350-33069 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker Oxygen Sensor for Mercedes-Benz 190E\u003c\/h2\u003e\u003cp\u003eThe Walker 350-33069 oxygen sensor is designed specifically for the Mercedes-Benz 190E, ensuring precise emission control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a radiused polygon connector for secure installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 3-wire configuration\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Mercedes-Benz 190E models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eWiring harness length of 10.35 inches and overall length of 13.9 inches\u003c\/li\u003e\n\u003cli\u003eConnector includes both male and female radiused polygon shapes\u003c\/li\u003e\n\u003cli\u003e20 gauge wire for reliable signal transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products Aftermarket oxygen sensor (part number 350-33069) is engineered to meet the exact specifications required by the Mercedes-Benz 190E. The sensor’s heated design allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 3-wire setup supports accurate oxygen level readings, which are critical for the vehicle’s engine control unit to adjust air-fuel mixture precisely. The sensor’s threaded mounting type with an 18.0 mm diameter ensures a secure fit in the exhaust system, while the radiused polygon connectors—both male and female—provide a reliable electrical connection. With a wiring harness length of 10.35 inches and an overall length of 13.9 inches, this sensor fits seamlessly into the designated location without modification.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on providing replacement emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, offering a direct fit and reliable performance for Mercedes-Benz 190E owners seeking a quality aftermarket solution. The product line emphasizes compatibility and durability, ensuring that each sensor supports proper engine management and emissions compliance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for improved fuel economy\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling caused by faulty sensor readings\u003c\/li\u003e\n\u003cli\u003eReduces engine hesitation and stalling related to emission sensor failure\u003c\/li\u003e\n\u003cli\u003eSupports passing emissions inspections by maintaining proper exhaust gas monitoring\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Walker 350-33069 oxygen sensor requires removal of the old sensor from the exhaust manifold or pipe. Use appropriate tools to avoid damaging the threaded mounting. Ensure the wiring harness is connected securely to the vehicle’s harness using the radiused polygon connectors. Verify the sensor orientation and torque specifications according to Mercedes-Benz 190E service guidelines. It is recommended to inspect the wiring and connector for corrosion or damage before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker oxygen sensors undergo rigorous testing to meet emission control standards and provide consistent performance. This part is manufactured to match OEM specifications for fit and function. While specific warranty details are not provided here, Walker Products Aftermarket parts typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43537943953589,"sku":"DKHD-350-33069","price":74.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35033069_Fro.jpg?v=1774891934","url":"https:\/\/www.partcatalog.com\/products\/walker-350-33069-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}