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An oxygen sensor relay plays a crucial role in your vehicle's emissions control system by managing the flow of power to the oxygen sensor. A failing relay can lead to incorrect fuel mixture readings, poor fuel economy, and increased emissions, potentially causing your vehicle to fail an emissions test. Choosing a reliable replacement ensures your car runs efficiently and meets environmental standards.
Applicable Models: Oxygen sensor for Chevy Impala Traverse Colorado Caprice 3.6L V6 2012-2020, for Cadillac XTS 3.6L V6 2013-2019, for Buick Enclave 3.6L V6 2012-2017, for GMC Acadia 3.6L V6 2012-2016 Canyon 3.6L V6 2015-2016
Replacement Part Number: Replace 250-24773, 25024773, 250 24773, 234-4565, 2344565, 234-4566, 2344566, 16449, 16451, 21571, ES20113, OS5509, 12634064, 12634085, please carefully check your vehicle's year, brand and model, image, and part number enter your...
Manufacturing of O2 Sensor: LuxOxyPro oxygen sensors are made of carefully selected materials that can reach temperatures up to 650 degrees Celsius, with faster response times and longer lifespan
The Role of O2 Sensor: Oxygen sensor are key components that maintain the performance of vehicle engines. It can accurately detect and continuously monitor the operation of the engine. O2 sensors can solve problems such as unstable idling, frequent...
Important Reminder: Please carefully check whether our oxygen sensor is the same as your old one before purchasing to ensure correct purchase. If you encounter any problems while using our o2 sensor, please send us an email and we will reply within...
【Replacement OE Part Number & Year & Liter 】Our Oxygen Sensor Relay Replaces RY-116, 1R1061, 1R1155, 056006707, 4638094, 56006707, 88922587, 203-0011, 203-0186, 0332204151, 0332204159, 0332204161, 0332204162, 0332204163, 0332204167, 332204159, AR...
【Compatible with Dodge Vehicles】 Oxygen Sensor Relay Fit for 2010 DAKOTA | 2004-2006 Fit for Ram 1500 | 2004-2006 Fit for Ram 2500 | 2009 Fit for Ram 2500 | 2004-2006 Fit for Ram 3500 | 2009 Fit for Ram 3500
【Compatible with Jeep Vehicles】 Oxygen Sensor Relay Fit for 1995-1996 CHEROKEE | 1995-1997 GRAND CHEROKEE | 1995 WRANGLER
【Superior Weatherproofing】 Integrated IP122-rated seal protects against dust, water, and moisture, guaranteeing optimal function in harsh engine bay conditions.
【Premium Materials】 Constructed with high-temperature resistant PA201 plastic and precision copper terminals for excellent conductivity and long-term durability.
Application: Oxygen sensor for Chry 200 300 Aspen Pacifica Sebring Town & Country Voyager, for Dodge Avenger Caravan Challenger Charger Dakota Durango Grand Caravan Journey Magnum Neon Nitro, for Jeep Cherokee Commander Compass Grand Cherokee Liberty...
Oxygen Sensor Makings: Our oxygen sensor is made of carefully selected materials, capable of reaching temperatures up to 650 degrees Celsius, with faster response time and longer lifespan
Role of the Oxygen Sensor: Oxygen sensors are critical components in maintaining the health and performance of your vehicle's engine can accurately detect and help ensure continuous monitoring and operation of your engine. O2 sensors solve the problems of...
Efficieent Problem Solving: If you encounter any dissatisfaction with the performance of your oxygen sensors, we are committed to providing prompt assistance. Simply send us an email detailing the issue, and our dedicated team will work diligently to...
【OEM Part Number】39794-SDA-A03, 39794-SDA-A05, G8HL-H71, 1R191, Accessory Power Relay 1R2085 RY737
【Compatibility】Commonly used for A/C compressors Fan Motor, starters, headlights, horns, Ignition, Fog Lamp, Headlamp, fans, Rear Window Defroster, Blower Motor, Cargo Light, Driving Light, Oxygen (O2) Sensor relay, Fuel Pump / Circuit Opening Relay...
【Function】Your original HVAC compressor may only work on one speed, blow hot air, or worse, not blow at all, it may be time to replace your AC relay. Fix the AC relay and say goodbye to sweating in your car.
【Easy to Install】The compressor relay is easy to install, directly plug-in, time and cost reduction. This is a perfect choice if you are in need of a compressor relay.
【After-sales】Order from FANHAY, we provide free replacement of problematic items and a 12-month warranty . Please confirm that this item is suitable for your vehicle before ordering. We whole-heartedly provide you with better service.
🚗【Engineered for a Perfect Fit】No guesswork, no stress. Our Oxygen Sensor 15717 is precision-built to fit your Ford F150 F250 F350, Ranger, Escape, Explorer, Mustang, Foucs, Expedition, Mazda, Lincoln, Jaguar, Mercury, Aston Martin like it came...
🚗【Compatible with Ford Model】2003-2014 E-150, 2003-2004 E-150 Club Wagon, 1990 E-150 Econoline, 1996-2002 E-150 Econoline, 1997-2002 E-150 Econoline Club Wagon, 2003-2014 E-250, 1990 E-250 Econoline, 1996-2002 E-250 Econoline, 1990 E-250 Econoline...
🚗【Compatible with Ford Model】1997-2004 Expedition, 1995-1998 Ranger, 2001-2010 Ranger, 2005-2006 Escape, 2009-2010 Escape, 1995-2010 Explorer, 2003 Explorer Sport, 2007-2010 Explorer Sport Trac, 2006-2010 Fusion, 1994-2010 Mustang, 2005-2007 Five...
🚗【Compatible with Other Model】1998-2004 Lincoln Navigator, 1991-2011 Lincoln Town Car, 2000-2006 Lincoln LS, 2006 Lincoln Zephyr, 2003-2005 Lincoln Aviator, 2002 Lincoln Blackwood, 1995-2002 Lincoln Continental, 1995-1998 Lincoln Mark VIII...
🚗【Replace Part Number】The Front & Rear O2 Sensor Replacement for OE Number : 15717, 15716, 15718, 15719, 15777, 11171843, 13133, SG1802, 234-4127, 234-4045, 234-4609, 234-4610, 234-4070, 234-4071, 234-4374, 234-4001, SG1803, OS2650, DY...
🚗【Drive Farther, Spend Less】 Enjoy more miles per gallon and fewer stops at the pump! Smart sensing technology maximizes fuel efficiency and helps you save money with every drive.
🚗【Built to Endure, Designed to Perform】 Crafted with premium platinum and ceramic components to withstand extreme heat and pressure — ensuring long-lasting performance and peace of mind.
🚗【Instant Response, Smoother Ride】 Experience faster acceleration and cleaner emissions. Our sensor delivers real-time data to your engine for a smoother, more responsive ride every time you hit the road.
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Oxygen Sensor Relays
Understanding Oxygen Sensor Relays
The oxygen sensor relay, often integrated into the engine control module (ECM) or as a standalone component, signals the oxygen sensor when to operate. It ensures the sensor receives consistent power, allowing it to accurately measure oxygen levels in the exhaust. When this relay malfunctions, it can cause intermittent or complete failure of the oxygen sensor's function, leading to various engine performance issues.
Key Features to Consider
Durability and Material Quality: Look for relays constructed from high-quality materials that can withstand engine heat and vibration. Robust housing and reliable internal components are essential for longevity.
Direct Fitment: Ensure the replacement relay is designed to be a direct fit for your specific vehicle make, model, and year. This guarantees proper installation and electrical connection without modifications.
Brand Reputation: Opt for reputable brands known for producing reliable automotive electrical components. Established manufacturers often adhere to stringent quality control standards.
Electrical Specifications: Verify that the relay's voltage, amperage, and pin configuration match the original component or the vehicle's requirements.
Installation and Compatibility
Replacing an oxygen sensor relay is typically a straightforward process for DIY mechanics, often involving locating the relay in the fuse box or engine bay and swapping it out. However, consulting your vehicle's service manual or a professional mechanic is recommended to confirm the correct location and procedure. Always double-check compatibility using the part number and vehicle fitment guides before purchasing.
Troubleshooting Common Issues
Symptoms of a faulty oxygen sensor relay can include a check engine light illuminated with codes related to oxygen sensor performance, rough idling, poor acceleration, and reduced fuel efficiency. If you suspect a relay issue, it's advisable to have the electrical system and the oxygen sensor itself tested by a qualified technician to pinpoint the exact cause of the problem.
Frequently Asked Questions
What are the signs of a bad oxygen sensor relay?
Common signs include the check engine light illuminating with specific sensor codes, noticeable drops in fuel economy, and rough engine idling. You might also experience poor acceleration or hesitation.
Can I drive with a faulty oxygen sensor relay?
While your vehicle might still run, driving with a faulty relay is not recommended. It can lead to inefficient fuel combustion, increased emissions, and potential damage to other engine components over time.
How do I know if it's the relay or the oxygen sensor itself that's bad?
A mechanic can test the electrical signal going to the oxygen sensor and check the relay's function. Often, diagnostic trouble codes will point towards a specific component, but professional testing ensures accuracy.
Do all vehicles have a separate oxygen sensor relay?
Not all vehicles have a separate, identifiable relay for the oxygen sensor. In many modern cars, the relay function is integrated into the engine control module (ECM) or fuse box.
How often should an oxygen sensor relay be replaced?
Oxygen sensor relays are generally designed to last the life of the vehicle and do not have a set replacement interval. They are typically replaced only when they fail or show signs of malfunction.
What is the difference between an oxygen sensor relay and a fuel pump relay?
An oxygen sensor relay controls power to the oxygen sensor, which monitors exhaust gases. A fuel pump relay, on the other hand, controls the power supply to the vehicle's fuel pump, which delivers fuel to the engine.
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