Delphi ES20365 Oxygen Sensor
OE Quality 60-Day Returns
Delphi

Delphi ES20365 Oxygen Sensor

Brand Delphi ES20365
Position Rear
Connector Shape Flat
Overall Length 830.0
Package Contents Oxygen Sensor, Instruction Sheet
Position(s) Center, Center Left, Rear, Rear Left, Rear Right. For the position specific to your vehicle, refer to the Application tab.
Sensor Type Heated
Thread Size 18 x 1.5 mm
Wire Quantity 4
Fits Audi and Volkswagen · 252 vehicles

Heated sensor. Helps the oxygen sensor reach operating temperature quickly.

Flat connector. Simplifies hookup with a low-profile connector shape.

OE heritage. Built with 100 years of OE experience and supplier knowledge.

Cross-references BBB Industries 16829, Bosch 16002 and Bosch 16136 for the same application. See all 44.

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Delphi ES20365 Oxygen Sensor for Rear Applications

The Delphi ES20365 is a heated oxygen sensor built for rear and center-rear positions on a wide range of Audi and Volkswagen applications. It combines OE-based engineering with the correct 4-wire, flat-connector design and 18 x 1.5 mm thread size for direct replacement service.

  • Heated oxygen sensor for rear, rear left, rear right, center, and center left positions
  • 4-wire design with flat connector shape
  • 18 x 1.5 mm thread size
  • 830.0 overall length
  • Package contents include the oxygen sensor and instruction sheet
  • OE heritage backed by Delphi’s century of original-equipment experience

OE-Style Replacement for Audi and Volkswagen

Built from Delphi’s OE knowledge, ES20365 is made for vehicles that rely on accurate exhaust feedback from the rear oxygen sensor location. It is a direct-fit option for many Audi A4, A5, Q5, Q7, TT, and Volkswagen Passat, Tiguan, Jetta, GTI, and Touareg rear sensor applications. This part cross-references Bosch 16002 and DENSO Auto Parts 234-4231 for the same application.

Common Issues This Sensor Can Address

  • Check engine light related to rear oxygen sensor performance
  • Incorrect air-fuel ratio readings from a worn sensor
  • Slow sensor response after extended mileage
  • Emissions test failures tied to exhaust monitoring faults
  • Driveability concerns caused by inaccurate exhaust feedback

Installation Notes and Fitment

Fits 2015-2018 Audi Q3, rear. Fits 2015-2018 Audi Q3 Quattro, rear. Fits 2012-2018 Volkswagen Passat, rear. Fits 2006-2010 Volkswagen Passat, rear. Fits 2017-2018 Volkswagen Tiguan Limited, rear. Fits 2010-2017 Audi A5 Quattro, rear. Fits 2011-2017 Audi Q5, rear. Fits 2009-2017 Volkswagen CC, rear. Fits 2009-2017 Volkswagen Tiguan, rear. Fits 2015-2017 Volkswagen Touareg, rear. Fits 2005-2016 Audi A4, rear. Fits 2005-2016 Audi A4 Quattro, rear. Fits 2013-2016 Audi allroad, rear. Fits 2009-2016 Volkswagen CC, rear left. Fits 2007-2016 Volkswagen Eos, rear. Fits 2009-2016 Volkswagen Eos, center. Fits 2012-2015 Audi A6, rear. Fits 2013-2015 Audi A6 Quattro, rear. Fits 2014-2015 Audi R8, rear. Fits 2011-2012 Audi R8, rear. Fits 2009-2015 Audi TT Quattro, rear. Fits 2009-2015 Audi TTS Quattro, rear. Fits 2011-2015 Volkswagen Touareg, rear right. Fits 2007-2009 Volkswagen Touareg, rear right. Fits 2011-2015 Volkswagen Touareg, rear left. Fits 2007-2009 Volkswagen Touareg, rear left. Fits 2010-2014 Audi A5, rear. Fits 2012-2014 Volkswagen Beetle, rear. Fits 2012-2014 Volkswagen Beetle, center. Fits 2010-2014 Volkswagen Golf, rear. Fits 2006-2014 Volkswagen GTI, rear. Fits 2005-2014 Volkswagen Jetta, rear. Fits 2005-2014 Volkswagen Jetta, center. Fits 2006-2013 Audi A3, rear. Fits 2008-2013 Audi A3, center. Fits 2009-2013 Audi A3 Quattro, rear. Fits 2012-2013 Audi TT RS Quattro, rear. Fits 2012-2013 Volkswagen Golf R, rear. Fits 2008-2011 Audi R8, rear. Fits 2007-2011 Audi S6, rear. Fits 2007-2010 Audi Q7, rear right. Fits 2007-2010 Audi Q7, rear left. Fits 2010 Audi R8, rear. Fits 2010 Volkswagen Passat, center. Fits 2008-2009 Audi TT, rear. Fits 2008-2009 Audi TT Quattro, rear. Fits 2009 Volkswagen Jetta, rear. Fits 2008 Volkswagen Passat, rear left. Fits 2006-2007 Volkswagen Passat, rear right. Fits 2006-2007 Volkswagen Passat, center left. Fits 2005-2006 Audi A6 Quattro, rear.

Verify the sensor position on your vehicle before ordering, since this part is used in multiple rear and center-rear locations. The 33-inch length note applies to the listed applications.

Quality Assurance

Delphi builds this oxygen sensor using OE heritage and application knowledge developed through long-term supplier experience with major automakers. The ES20365 is supplied with an instruction sheet for reference during installation.

Related reading

This part fits 252 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2018AudiQ3Rear33in Length
2018AudiQ3 QuattroRear33in Length
2018VolkswagenPassatRear33in Length
2018VolkswagenTiguan LimitedRear33in Length
2017AudiA5 QuattroRear33in Length
2017AudiQ3Rear33in Length
2017AudiQ3 QuattroRear33in Length
2017AudiQ5Rear33in Length
2017VolkswagenCCRear33in Length
2017VolkswagenPassatRear33in Length
2017VolkswagenTiguanRear33in Length
2017VolkswagenTiguan LimitedRear33in Length
2017VolkswagenTouaregRear33in Length
2016AudiA4Rear33in Length
2016AudiA4 QuattroRear33in Length
2016AudiA5 QuattroRear33in Length
2016AudiallroadRear33in Length
2016AudiQ3Rear33in Length
2016AudiQ3 QuattroRear33in Length
2016AudiQ5Rear33in Length
2016VolkswagenCCRear Left33in Length
2016VolkswagenCCRear33in Length
2016VolkswagenEosRear33in Length
2016VolkswagenEosCenter33in Length
2016VolkswagenPassatRear33in Length
2016VolkswagenTiguanRear33in Length
2016VolkswagenTouaregRear33in Length
2015AudiA4Rear33in Length
2015AudiA4 QuattroRear33in Length
2015AudiA5 QuattroRear33in Length
2015AudiA6Rear33in Length
2015AudiA6 QuattroRear33in Length
2015AudiallroadRear33in Length
2015AudiQ3Rear33in Length
2015AudiQ3 QuattroRear33in Length
2015AudiQ5Rear33in Length
2015AudiR8Rear33in Length
2015AudiTT QuattroRear33in Length
2015AudiTTS QuattroRear33in Length
2015VolkswagenCCRear Left33in Length
2015VolkswagenCCRear33in Length
2015VolkswagenEosRear33in Length
2015VolkswagenEosCenter33in Length
2015VolkswagenPassatRear33in Length
2015VolkswagenTiguanRear33in Length
2015VolkswagenTouaregRear33in Length
2015VolkswagenTouaregRear Right33in Length
2015VolkswagenTouaregRear Left33in Length
2014AudiA4Rear33in Length
2014AudiA4 QuattroRear33in Length
2014AudiA5Rear33in Length
2014AudiA5 QuattroRear33in Length
2014AudiA6Rear33in Length
2014AudiA6 QuattroRear33in Length
2014AudiallroadRear33in Length
2014AudiQ5Rear33in Length
2014AudiR8Rear33in Length
2014AudiTT QuattroRear33in Length
2014AudiTTS QuattroRear33in Length
2014VolkswagenBeetleRear33in Length
2014VolkswagenBeetleCenter33in Length
2014VolkswagenCCRear Left33in Length
2014VolkswagenCCRear33in Length
2014VolkswagenEosRear33in Length
2014VolkswagenEosCenter33in Length
2014VolkswagenGolfRear33in Length
2014VolkswagenGTIRear33in Length
2014VolkswagenJettaRear33in Length
2014VolkswagenJettaCenter33in Length
2014VolkswagenPassatRear33in Length
2014VolkswagenTiguanRear33in Length
2014VolkswagenTouaregRear Right33in Length
2014VolkswagenTouaregRear Left33in Length
2013AudiA3Rear33in Length
2013AudiA3Center33in Length
2013AudiA3 QuattroRear33in Length
2013AudiA4Rear33in Length
2013AudiA4 QuattroRear33in Length
2013AudiA5Rear33in Length
2013AudiA5 QuattroRear33in Length
2013AudiA6Rear33in Length
2013AudiA6 QuattroRear33in Length
2013AudiallroadRear33in Length
2013AudiQ5Rear33in Length
2013AudiTT QuattroRear33in Length
2013AudiTT RS QuattroRear33in Length
2013AudiTTS QuattroRear33in Length
2013VolkswagenBeetleRear33in Length
2013VolkswagenBeetleCenter33in Length
2013VolkswagenCCRear Left33in Length
2013VolkswagenCCRear33in Length
2013VolkswagenEosRear33in Length
2013VolkswagenEosCenter33in Length
2013VolkswagenGolfRear33in Length
2013VolkswagenGolf RRear33in Length
2013VolkswagenGTIRear33in Length
2013VolkswagenJettaRear33in Length
2013VolkswagenJettaCenter33in Length
2013VolkswagenPassatRear33in Length
2013VolkswagenTiguanRear33in Length
2013VolkswagenTouaregRear Right33in Length
2013VolkswagenTouaregRear Left33in Length
2012AudiA3Rear33in Length
2012AudiA3Center33in Length
2012AudiA3 QuattroRear33in Length
2012AudiA4Rear33in Length
2012AudiA4 QuattroRear33in Length
2012AudiA5Rear33in Length
2012AudiA5 QuattroRear33in Length
2012AudiA6Rear33in Length
2012AudiQ5Rear33in Length
2012AudiR8Rear33in Length
2012AudiTT QuattroRear33in Length
2012AudiTT RS QuattroRear33in Length
2012AudiTTS QuattroRear33in Length
2012VolkswagenBeetleRear33in Length
2012VolkswagenBeetleCenter33in Length
2012VolkswagenCCRear Left33in Length
2012VolkswagenCCRear33in Length
2012VolkswagenEosRear33in Length
2012VolkswagenEosCenter33in Length
2012VolkswagenGolfRear33in Length
2012VolkswagenGolf RRear33in Length
2012VolkswagenGTIRear33in Length
2012VolkswagenJettaRear33in Length
2012VolkswagenJettaCenter33in Length
2012VolkswagenPassatRear33in Length
2012VolkswagenTiguanRear33in Length
2012VolkswagenTouaregRear Right33in Length
2012VolkswagenTouaregRear Left33in Length
2011AudiA3Rear33in Length
2011AudiA3Center33in Length
2011AudiA3 QuattroRear33in Length
2011AudiA4Rear33in Length
2011AudiA4 QuattroRear33in Length
2011AudiA5Rear33in Length
2011AudiA5 QuattroRear33in Length
2011AudiQ5Rear33in Length
2011AudiR8Rear33in Length
2011AudiR8Rear33in Length; Cylinders 1 through 4; Black; Cylinders 5 through 8; Brown
2011AudiS6Rear33in Length; For Cylinders 6 to 8 Only
2011AudiTT QuattroRear33in Length
2011AudiTTS QuattroRear33in Length
2011VolkswagenCCRear Left33in Length
2011VolkswagenCCRear33in Length
2011VolkswagenEosRear33in Length
2011VolkswagenEosCenter33in Length
2011VolkswagenGolfRear33in Length
2011VolkswagenGTIRear33in Length
2011VolkswagenJettaRear33in Length
2011VolkswagenJettaCenter33in Length
2011VolkswagenTiguanRear33in Length
2011VolkswagenTouaregRear Right33in Length
2011VolkswagenTouaregRear Left33in Length
2010AudiA3Rear33in Length
2010AudiA3Center33in Length
2010AudiA3 QuattroRear33in Length
2010AudiA4Rear33in Length
2010AudiA4 QuattroRear33in Length
2010AudiA5Rear33in Length
2010AudiA5 QuattroRear33in Length
2010AudiQ7Rear Right33in Length
2010AudiQ7Rear Left33in Length
2010AudiR8Rear33in Length; Cylinders 1 through 10
2010AudiR8Rear33in Length; Cylinders 1 through 4; Black; Cylinders 5 through 8; Brown
2010AudiS6Rear33in Length; For Cylinders 6 to 8 Only
2010AudiTT QuattroRear33in Length
2010AudiTTS QuattroRear33in Length
2010VolkswagenCCRear Left33in Length
2010VolkswagenCCRear33in Length
2010VolkswagenEosRear33in Length
2010VolkswagenEosCenter33in Length
2010VolkswagenGolfRear33in Length
2010VolkswagenGTIRear33in Length
2010VolkswagenJettaRear33in Length
2010VolkswagenJettaCenter33in Length
2010VolkswagenPassatRear33in Length
2010VolkswagenPassatCenter33in Length
2010VolkswagenTiguanRear33in Length
2009AudiA3Rear33in Length
2009AudiA3Center33in Length
2009AudiA3 QuattroRear33in Length
2009AudiA4Rear33in Length
2009AudiA4 QuattroRear33in Length
2009AudiQ7Rear Right33in Length
2009AudiQ7Rear Left33in Length
2009AudiR8Rear33in Length; Cylinders 1 through 4; Black; Cylinders 5 through 8; Brown
2009AudiS6Rear33in Length; For Cylinders 6 to 8 Only
2009AudiTTRear33in Length
2009AudiTT QuattroRear33in Length; Black; Brown; with 4 Pins
2009AudiTT QuattroRear33in Length
2009AudiTTS QuattroRear33in Length
2009VolkswagenCCRear Left33in Length
2009VolkswagenCCRear33in Length
2009VolkswagenEosRear33in Length
2009VolkswagenEosCenter33in Length
2009VolkswagenGTIRear33in Length
2009VolkswagenJettaRear33in Length; From Chassis # 1K-9-172 726; To Chassis # 1K-9-172 725
2009VolkswagenJettaCenter33in Length
2009VolkswagenJettaRear33in Length
2009VolkswagenPassatRear33in Length
2009VolkswagenTiguanRear33in Length
2009VolkswagenTouaregRear Right33in Length
2009VolkswagenTouaregRear Left33in Length
2008AudiA3Rear33in Length
2008AudiA3Center33in Length
2008AudiA4Rear33in Length
2008AudiA4 QuattroRear33in Length
2008AudiQ7Rear Right33in Length
2008AudiQ7Rear Left33in Length
2008AudiR8Rear33in Length; Cylinders 1 through 4; Black; Cylinders 5 through 8; Brown
2008AudiS6Rear33in Length; For Cylinders 6 to 8 Only
2008AudiTTRear33in Length
2008AudiTT QuattroRear33in Length; Black; Brown; with 4 Pins
2008VolkswagenEosRear33in Length
2008VolkswagenGTIRear33in Length
2008VolkswagenJettaRear33in Length
2008VolkswagenJettaCenter33in Length
2008VolkswagenPassatRear Left33in Length
2008VolkswagenPassatRear33in Length
2008VolkswagenTouaregRear Right33in Length
2008VolkswagenTouaregRear Left33in Length
2007AudiA3Rear33in Length
2007AudiA4Rear33in Length
2007AudiA4 QuattroRear33in Length
2007AudiQ7Rear Right33in Length
2007AudiQ7Rear Left33in Length
2007AudiS6Rear33in Length; For Cylinders 6 to 8 Only
2007VolkswagenEosRear33in Length
2007VolkswagenGTIRear33in Length
2007VolkswagenJettaRear33in Length
2007VolkswagenJettaCenter33in Length
2007VolkswagenPassatRear Right33in Length
2007VolkswagenPassatCenter Left33in Length
2007VolkswagenPassatRear33in Length
2007VolkswagenTouaregRear Right33in Length
2007VolkswagenTouaregRear Left33in Length
2006AudiA3Rear33in Length
2006AudiA4Rear33in Length
2006AudiA4 QuattroRear33in Length
2006AudiA6 QuattroRear33in Length; Cylinders 1 through 8
2006VolkswagenGTIRear33in Length
2006VolkswagenJettaRear33in Length
2006VolkswagenJettaCenter33in Length
2006VolkswagenPassatRear Right33in Length
2006VolkswagenPassatCenter Left33in Length
2006VolkswagenPassatRear33in Length
2005AudiA4Rear33in Length
2005AudiA4 QuattroRear33in Length
2005AudiA6 QuattroRear33in Length; Cylinders 1 through 8
2005VolkswagenJettaRear33in Length
2005VolkswagenJettaCenter33in Length
Directly replaces or cross-references 44 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
BBB Industries — 16829Bosch — 16002Bosch — 16136Bosch — 16698Bosch — 16984Bosch — 16986DENSO Auto Parts — 234-4231DENSO Auto Parts — 234-4754DENSO Auto Parts — 234-4829DENSO Auto Parts — 234-4849Four Seasons — 16661NTK — 25657Walker Exhaust — 16891Walker Products — 250-246721K0 998 262 C1K0 998 262 E1K0 998 262 T5S98185S98235S98365S98915S98935S992706A 906 262 CK06H 906 262 A07L 906 265 H022 906 262 AP022 906 262 CC079 906 265 A079 906 265 E156-4425234-4833168311691925687257296917452344831SU11271SU11276SU11289SU11344SU11346SU11380