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Delphi ES20365 Oxygen SensorOE Quality 60-Day Returns
Part #: ES20365

Delphi ES20365 Oxygen Sensor

Rear
252 vehicles fit this part
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Fitment: Audi and Volkswagen, Q3, Q3 Quattro, Passat, Tiguan Limited, A5 Quattro, Q5, CC, Tiguan, Touareg, A4, A4 Quattro, allroad, Eos, A6, A6 Quattro, R8, TT Quattro, TTS Quattro, A5, Beetle, Golf, GTI, Jetta, A3, A3 Quattro, TT RS Quattro, Golf R, S6, Q7, TT, and Rabbit
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Delphi ES20365 Heated Oxygen Sensor Overview

The Delphi ES20365 is a heated oxygen sensor designed for precise emission control in select Audi and Volkswagen vehicles. Engineered with a 4-wire configuration and a flat connector shape, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.

  • Heated oxygen sensor with 4 wires for reliable operation
  • Flat connector shape for secure and easy installation
  • Thread size of 18 x 1.5 mm compatible with specified vehicles
  • Overall length of 830 mm for proper fitment
  • Includes oxygen sensor and instruction sheet for installation guidance
  • Compatible with multiple positions: center, center left, rear, rear left, rear right

Technical Details and Compatibility

The Delphi ES20365 oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving sensor response time and reducing emissions during cold starts. The 4-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. Its flat connector shape matches factory wiring harnesses on compatible Audi and Volkswagen models, including A3, A4, A5, A6, allroad, Beetle, CC, Eos, Golf, GTI, Jetta, Passat, Q3, Q5, Q7, R8, S6, Tiguan, Touareg, TT, and TTS variants. The 18 x 1.5 mm thread size and 830 mm overall length provide a precise fit for the designated sensor locations such as center and rear positions.

Common Applications and Problem Resolution

  • Helps maintain proper air-fuel ratio for efficient combustion
  • Reduces engine misfires caused by faulty oxygen sensor readings
  • Prevents increased emissions and failed emissions tests
  • Improves fuel economy by providing accurate feedback to the engine control unit
  • Addresses check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

When installing the Delphi ES20365 oxygen sensor, ensure the engine is cool to avoid burns. Use the included instruction sheet for guidance on sensor positioning and connector attachment. Verify the thread size matches the vehicle’s sensor port to prevent cross-threading. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Confirm the sensor wiring harness matches the flat connector shape for proper electrical connection.

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM specifications for durability and performance. The ES20365 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship. Refer to the product documentation for exact warranty terms.

BrandDelphi
Part NumberES20365
Connector ShapeFlat
Overall Length830.0
Package ContentsOxygen 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 TypeHeated
Thread Size18 x 1.5 mm
Wire Quantity4

This part fits 252 vehicles. Search below:

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

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

022 906 262 AP022 906 262 CC06A 906 262 CK06H 906 262 A079 906 265 A079 906 265 E07L 906 265 H156-4425160021613616661166981682916831168911691916984169861K0 998 262 C1K0 998 262 E1K0 998 262 T234-4231234-4754234-4829234-4833234-48492344831250-246722565725687257295S98185S98235S98365S98915S98935S9927691745SU11271SU11276SU11289SU11344SU11346SU11380

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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