20 Best 2002 Audi A4 O2 Sensor Location [2024]

Are you looking for the best 2002 Audi A4 O2 Sensor Location? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling 2002 Audi A4 O2 Sensor Location.

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1 Downstream Oxygen Sensor for Audi A4 A6 Allroad TT Quattro Porsche Cayenne Volkswagen Beetle Passat... Downstream Oxygen Sensor for Audi A4 A6 Allroad TT Quattro Porsche Cayenne Volkswagen Beetle...
2 Bodeman - Upstream O2 Oxygen Sensor Direct for Audi A4 A6 Q7 TT BMW X5 545i 645i 745i 769i 760Li... Bodeman - Upstream O2 Oxygen Sensor Direct for Audi A4 A6 Q7 TT BMW X5 545i 645i 745i 769i 760Li...
3 MOSTPLUS O2 Oxygen Sensor Downstream 16109 234-4808 Compatible with Audi A4 TT VW Beetle Golf Jetta MOSTPLUS O2 Oxygen Sensor Downstream 16109 234-4808 Compatible with Audi A4 TT VW Beetle Golf Jetta
4 MOSTPLUS Oxygen O2 Sensor Upstream Downstream Compatible with Audi A4 A8 TT VW Passat Beetle Golf... MOSTPLUS Oxygen O2 Sensor Upstream Downstream Compatible with Audi A4 A8 TT VW Passat Beetle Golf...
5 MOSTPLUS Downstream O2 Oxygen Sensor Compatible with Volkswagen Touareg Golf 2002-2006 SG1178... MOSTPLUS Downstream O2 Oxygen Sensor Compatible with Volkswagen Touareg Golf 2002-2006 SG1178...
6 KAX Oxygen Sensor 15733 fit for Camry Escape Elantra Cruze Corolla Focus Fusion RAV4 Tacoma Jetta O2... KAX Oxygen Sensor 15733 fit for Camry Escape Elantra Cruze Corolla Focus Fusion RAV4 Tacoma Jetta...
7 Nilight 2Pin Way Electrical Wire Connector 10 Pack 16AWG Male Female Plug Socket Quick Disconnect... Nilight 2Pin Way Electrical Wire Connector 10 Pack 16AWG Male Female Plug Socket Quick Disconnect...
8 Valvoline Multi-Vehicle 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA Valvoline Multi-Vehicle 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
9 Bosch 16978 Oxygen Sensor, Original Equipment (Audi, Volkswagen) Bosch 16978 Oxygen Sensor, Original Equipment (Audi, Volkswagen)
10 Bosch 15733 Oxygen Sensor Bosch 15733 Oxygen Sensor
11 URO Parts 1J0907660B Oil Level Sensor URO Parts 1J0907660B Oil Level Sensor
12 THEBIGDEALS 234-4209 Universal Oxygen Sensor THEBIGDEALS 234-4209 Universal Oxygen Sensor
13 Upstream Oxygen Sensor Replacement for Volkswagen Beetle Golf Jetta Touareg Porsche Cayenne Audi A4... Upstream Oxygen Sensor Replacement for Volkswagen Beetle Golf Jetta Touareg Porsche Cayenne Audi...
14 Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check... Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes,...
15 Nilight 90017C 3 Gang Aluminum Panel Toggle Dash 5 Pin On/Off Pre-Wired Rocker Switch Holder for... Nilight 90017C 3 Gang Aluminum Panel Toggle Dash 5 Pin On/Off Pre-Wired Rocker Switch Holder for...
16 Bosch 17351 Original Equipment Wideband Oxygen Sensor for Select 1999-10 Audi A4, A8, TT, Quattro;... Bosch 17351 Original Equipment Wideband Oxygen Sensor for Select 1999-10 Audi A4, A8, TT,...
17 AutoPart T ST-25004 Oxygen Sensor New O2 Sensors, Heated Sensor, Upstream, for Audi, BMW 325CI/... AutoPart T ST-25004 Oxygen Sensor New O2 Sensors, Heated Sensor, Upstream, for Audi, BMW 325CI/...
18 Mean Mug Auto 1214-151219A Engine Oil Level Sender Sensor - Compatible with Audi, Volkswagen -... Mean Mug Auto 1214-151219A Engine Oil Level Sender Sensor - Compatible with Audi, Volkswagen -...
19 Garage-Pro Oxygen Sensor Compatible For 2001-2012 Acura MDX 1986-1994 Alfa Romeo Spider Sold... Garage-Pro Oxygen Sensor Compatible For 2001-2012 Acura MDX 1986-1994 Alfa Romeo Spider Sold...
20 Oxygen Sensor Replace OE Part # Bosch 17014 17315 Upstream Oxygen Sensor Oxygen Sensor Replace OE Part # Bosch 17014 17315 Upstream Oxygen Sensor
Bestseller No. 1
Downstream Oxygen Sensor for Audi A4 A6 Allroad TT Quattro Porsche Cayenne Volkswagen Beetle Passat...
  • YHTAUTO Affordable and Prime Oxygen Sensor, Directly Fit
  • Fits Audi A4 / A4 Quattro 2002-2004 3.0L, A6 02-04 3.0L, A6 Quattro 02-04 2.7L 3.0L---Downstream
  • Fits Audi Allroad Quattro 02-05 2.7L Upstream, TT Quattro 01-06 1.8L, Porsche Cayenne 03-06 3.2L 4.5L---Downstream
  • Fits Volkswagen Beetle 2001 Passat 00-05 1.8L, Phaeton 04-05 Cyl 4-6 or Cyl 7-9, 2006 Cyl 7-9 or Cyl 10-12, Touareg 04-06---Downstream
  • 1 year unlimited-mileage quality guarantee
Bestseller No. 2
Bodeman - Upstream O2 Oxygen Sensor Direct for Audi A4 A6 Q7 TT BMW X5 545i 645i 745i 769i 760Li...
  • Easy Installation - Replacement Upstream O2 Sensor for Audi BMW 5 & 7 Series Mercedes VW GTI R32
  • Made from Durable Material, Manufactured to Withstand High Engine Temperatures
  • Correct Connector No cutting or splicing
  • Always Free Shipping with your Bodeman orders.
  • Located in Jamaica, NY, USA, Bodeman Is a Company Servicing Auto-shops and Dealerships with OE Quality Replacement Parts.
SaleBestseller No. 3
MOSTPLUS O2 Oxygen Sensor Downstream 16109 234-4808 Compatible with Audi A4 TT VW Beetle Golf Jetta
  • Fitment: Compatible for 2005 Audi A4 3.0L, Compatible for 2005 2006 Audi A4 Quattro 3.0L, Compatible for 2007 2008 2009 2010 Audi A8 Quattro 4.2L,...
  • Interchange Part Number: 16109, 16 109, 06A906262F, 06A 906 262F, 234-4808, 234-4753, SG1170, 022906262K, 06A906262AJ, 06A906262AS, 06A906262BM,...
  • Product Specifications: Package Includes--1 x Oxygen Sensor; Connector Gender--Male; Pin Quantity--4
  • Feature: The key parts including chip from top supplier; 100% test before shipment; Stock parts direct replacement and with pre-coated threads to help...
  • Tip: Bank 1 Sensor 1=Upstream Right/Rear; Bank 2 Sensor 1=Upstream Left/Front; Bank 1 Sensor 2=Downstream Right/Rear; Bank 2 Sensor 2=Downstream...
Bestseller No. 4
MOSTPLUS Oxygen O2 Sensor Upstream Downstream Compatible with Audi A4 A8 TT VW Passat Beetle Golf...
  • Fitment(1): Compatible for 2001-2006Audi A4 1.8L,Compatible for 2001-2006 Audi A4 1.8L,Compatible for 2001-2005 Audi A4 Quattro 1.8L,Compatible for...
  • Fitment(2): Compatible for 2001-2005 Volkswagen Passat 1.8L(AWM Engine),Compatible for 2001-2006 Audi TT Base 1.8L(AWP Engine),Compatible for 2001...
  • Interchange Part Number:0258007057 17014 0258007090 2344869 S4265 1564430 OS1651 SU6322 25604 022906262BG 06A906262AH 06C906265M 108248 2345115...
  • Product Specifications: Package Includes--2 x Oxygen Sensor; Terminal Gender--Male; Wire Quantity--6 Pins(234-5115 ) + 4 Pins(234-4753)
  • Feature: The key parts including chip from top supplier; Quicker response times; 100% test before shipment; Stock parts direct replacement and with...
Bestseller No. 5
MOSTPLUS Downstream O2 Oxygen Sensor Compatible with Volkswagen Touareg Golf 2002-2006 SG1178...
  • Fitment(1):Compatible with 2015 Bentley Continental 6L;Compatible with 2005-2009 Audi A8 Quattro 6L;Compatible with 2006 Audi A4 3.2L;Compatible with...
  • Fitment(2):Compatible with 2002-2005 Volkswagen Golf 2.8L;Compatible with 2004-2006 Volkswagen Phaeton 6L;Compatible with 2004-2006 Volkswagen Touareg...
  • Interchange Part Number: 234-4841 SG1178 022906262BH 022906262S 022906265B 058906265B 058906265C 06A906262AG 06A906262AH 06A906262AK 06A906262BA...
  • Product Specifications: Package Includes--1 x Oxygen Sensor; Terminal Gender--Male; Wire Quantity--4 Pins
  • Feature: The key parts including chip from top supplier; Quicker response times; 100% test before shipment; Stock parts direct replacement and with...
Bestseller No. 6
KAX Oxygen Sensor 15733 fit for Camry Escape Elantra Cruze Corolla Focus Fusion RAV4 Tacoma Jetta O2...
  • Fitment - Oxygen Sensor Replacement fit for Camry Escape Elantra Cruze Corolla Focus Fusion RAV4 Tacoma Jetta , compatible with OE 15733. Please check...
  • Easy Installation - Manufactured to meet original specification, direct fit without any modification
  • Issue Solution - KAX oxygen sensor is designed to settle the issues of rough idling, frequent stall and poor acceleration
  • Environment-friendly - KAX oxygen sensor improves fuel economy and reduces carbon emissions
  • Reliable durability - Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing
SaleBestseller No. 7
Nilight 2Pin Way Electrical Wire Connector 10 Pack 16AWG Male Female Plug Socket Quick Disconnect...
  • 16 AWG male & female waterproof connectors with 10cm wire
  • Operating temperature: -40℃~+120℃
  • 2 position rectangular black housing connector (hole dies: 0. 24")
  • Applied to the good quality rubber seal to make it better dustproof and waterproof. It most uses for marine, car, truck, boat, motorcycle, and other...
  • Package Includes: 10 Pack Waterproof Connector
Bestseller No. 8
Valvoline Multi-Vehicle 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
  • MaxLife Antifreeze is the only antifreeze to contain Alugard Plus, a special additive that allows these chemistries to work together to provide...
  • Lubricates gaskets and seals
  • Long Life Formula
  • For all makes and models
  • Helps protect against cold weather freeze-ups and hot weather boil-overs
Bestseller No. 9
Bosch 16978 Oxygen Sensor, Original Equipment (Audi, Volkswagen)
  • Integrated platinum electrodes produce a precise voltage signal for the engine ecru
  • Advanced ceramic technology for consistent performance and long life
Bestseller No. 10
Bosch 15733 Oxygen Sensor
  • BOSCH 15733 OXYGEN SENSOR - 1 EA
Bestseller No. 11
URO Parts 1J0907660B Oil Level Sensor
  • Fit type: Vehicle Specific
Bestseller No. 12
THEBIGDEALS 234-4209 Universal Oxygen Sensor
  • Warranty: 1-YEAR / 365-DAYS UNLIMITED MILEAGE WARRANTY. ALL THEBIGDEALS oxygen sensors are extensively tested during manufacturing to guarantee...
  • Interchange Number: Replaces# 234-4209 15733 Length (Sensor to Lead):360 mm (14.17 in). Directly Fit your vehicle when the plug and the length is the...
  • Servicing Intervals: Harmful contaminants maybe present in your vehicle's exhaust stream can significantly reduce the life span of an oxygen sensor....
  • Bank 1 Sensor 1 means Upstream Right/Rear;Bank 2 Sensor 1 means Upstream Left/Front;Bank 1 Sensor 2 means Downstream Right/Rear;Bank 2 Sensor 2 means...
  • Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchasing....
Bestseller No. 13
Upstream Oxygen Sensor Replacement for Volkswagen Beetle Golf Jetta Touareg Porsche Cayenne Audi A4...
  • YHTAUTO Oxygen Sensor Meets OEM Specifications, Direct Replacement to Original Parts
  • Replacement for Audi A4 2002-2005, A4 Quattro 2002-2006, A6/A6 Quattro 2002-2004, Q7 2007-2009, TT 2001-2006, Mercedes-Benz C230 2003-2005, Porsche...
  • Replacement for BMW 545I/645Ci 2004-2005, 745I 2002-2005, 745I 2003-2005, 760I/X5 2004-2006, 760Li 2003-2006, Alpina B7 2007-2008
  • Replacement for Volkswagen Beetle 1999-2004, Eurovan 2001-2003, Golf 1999-2006, Jetta 1999-2005, Passat 2002-2004, Phaeton 2004-2006, Touareg...
  • Please pay attention to the vehicle's make, model, year, engine size as well as the location before purchase
Bestseller No. 14
Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check...
  • Easy 2 Button Design to read and clear codes
  • CD catalog of 7000 Trouble codes and descriptions
SaleBestseller No. 15
Nilight 90017C 3 Gang Aluminum Panel Toggle Dash 5 Pin On/Off Pre-Wired Rocker Switch Holder for...
  • 3 gang rocker switch aluminum panel with DIY sign stickers can customize these switches as your demands to remind you while using With pre-wired...
  • Safe and durable built with fuses easy replace and can protect the panel from over-heating over-current over charging and short circuit
  • Panel size: The aluminum panel dimension length x width x high (3.8''x2.6''x3.4''); Cutout dimensions (2.9''x1.5''x3.5'')
  • Quality assurance made of strengthened aluminum panel and well-conductive pins ensure long lasting durability highly optimized for general use and...
  • Package include 1x 3 gang switch panel 1x screw sets 1 set of DIY stickers
Bestseller No. 16
Bosch 17351 Original Equipment Wideband Oxygen Sensor for Select 1999-10 Audi A4, A8, TT, Quattro;...
  • [INNOVATIVE TECHNOLOGY] - Every Bosch Oxygen Sensor benefits from the technological and manufacturing experience gained from decades of production...
  • [FACTORY TESTED] - Seared appearance of protection tube is a result of a 100 percent fully functional quality test to ensure every Bosch manufactured...
  • [STAINLESS STEEL BODY] - Exclusive double laser-welded stainless steel body is totally submersible and sealed tight to protect against contamination...
  • [FAST ACTING HEATER] - Fast-acting heater optimizes sensor operation, allowing the oxygen sensor to reach its operating temperature quicker – within...
  • [READY TO INSTALL] - True Direct-fit OE connectors and harnesses, along with threads pre-coated with anti-seize compound right out of the box, make...
Bestseller No. 17
AutoPart T ST-25004 Oxygen Sensor New O2 Sensors, Heated Sensor, Upstream, for Audi, BMW 325CI/...
  • 【Warranty】:One year limited. Any problem,please feel free contact us.
  • 【Fitment】:Please verify fitment for your vehicle in Part Finder bar(in the upper left corner), and view other notes in it carefully, before...
  • 【Installation】:Simple operation,direct replacement and high durability.
  • 【Interchange Number】:This ST-25004 can exactly replace these OEM parts or aftermarket parts:234-5134,17175,24317,250-25004,350-35080.
SaleBestseller No. 18
Mean Mug Auto 1214-151219A Engine Oil Level Sender Sensor - Compatible with Audi, Volkswagen -...
  • Ready to monitor your oil tank's level and send the info to your vehicle's computer system.
  • Precision-engineered to withstand the temperatures and vibrations of your vehicle's engine.
  • Ruggedly built to last years with your vehicle. Just replace your old oil level sensor and never think about it again.
  • Interchangeable with the OEM part numbers listed below to affordably fix your vehicle.
  • Here's what you'll receive: 1x oil tank level sender with lifetime warranty.
Bestseller No. 19
Garage-Pro Oxygen Sensor Compatible For 2001-2012 Acura MDX 1986-1994 Alfa Romeo Spider Sold...
  • Direct Replacement Oxygen Sensor Compatible with 1986-2012 Volkswagen Jetta / Toyota Camry and 1986-1995 Toyota Pickup and 1998-2010, 2012 Volkswagen...
  • Direct Replacement Oxygen Sensor Compatible with 1993-2012 Nissan Altima and 1986-2012 Nissan Maxima and 2000-2012 Toyota Tundra and 1998-2000 Volvo...
  • Garage-Pro JCWUSOS-4000GP Features: 4-wire, Threaded-in Mounting Style, 5.91 in. Wire Length, Heated; Designed to fit screw-in type bungs; Includes...
  • A high quality, Direct Fit OE Replacement Oxygen Sensor, with FREE 1-year UNLIMITED mileage warranty coverage on Garage-Pro items purchased thru AUTO...
Bestseller No. 20
Oxygen Sensor Replace OE Part # Bosch 17014 17315 Upstream Oxygen Sensor
  • Fitments: The 17014 oxygen sensor is fit for 2004-2006 Rolls-Royce. Please double check the fitment before your purchase. And you can get a more...
  • Replace OE #: The Apeixoto oxygen sensor is designed and manufactured with OE standard and can be replaced directly with fitted vehicles. The...
  • Function: Oxygen sensor is a key part to reduce the harmful emission and the increase the fuel efficiency. The Apeixoto oxygen sensor is wrapped with...
  • Solid Quality: Every sensor is 100% tested before shipping.
  • Warranty: You are backed by our Performance Assurance. this oxygen sensor comes with 30 Days HASSLE-FREE RETURN & 1 Year / 12 months unlimited...

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FAQ:

Q: What does the O2 sensor do on an Audi A4?

A: Oxygen sensors play a vital role in both engine management and emissions control. When an O2 (oxygen) sensor go bad, it’ll cause your Audi A4 ‘s engine to run less efficiently.

Q: How do I know if my A4 oxygen sensor is bad?

A: Your A4 can exhibit symptoms when the Oxygen sensor has gone bad. Or, it may exhibit none at all. Often enough, the only sign of the problem at all is the service engine soon light being on. The good news is, if you end up discovering that the oxygen sensor is bad, they really aren’t that expensive to replace.

Q: Where is the bank 1 sensor located on an Audi A4?

A: If you’re replacing the Bank 1 sensor, you should be able to reach it from the engine compartment using an extension. On the Audi A4 you may need to remove the air filter box to reach it.

Q: How do you install an O2 sensor on a Chevy Silverado?

A: Start by following the harness to the electrical plug and disconnecting it. You’ll usually find the plugs mounted near the firewall. Then attach your O2 sensor socket to a ratchet. Fit the socket around the O2 sensor and unscrew the sensor from the exhaust.