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NTK 27002 Air / Fuel Ratio Sensor - Upstream, Upstream Left or Upstream Right
| Brand | NTK 27002 |
|---|---|
| Position | Upstream Right, Upstream Left, and Upstream |
| Wiring Harness Length | 22.25 |
| Sensor Type | Heated |
| Thread Length | 0.38 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 5 |
| Thread Diameter | 18.000 |
| Mounting Bracket Included | No |
| Product line | Direct Fit 5-Wire A/F Sensor |
| Fits | Audi · 90 vehicles |
Direct-fit design. Matches the original sensor layout for specific-fit replacement.
Heated sensor. Supports faster operating response for exhaust feedback.
OE-focused engineering. NTK builds sensors to meet or exceed OE specifications.
Cross-references 06E906265AJ for the same application. See all 1.
Direct-Fit Air/Fuel Ratio Sensor
NTK 27002 is a specific-fit heated air/fuel ratio sensor for select Audi applications. It is built as a direct-fit 5-wire sensor with OE-style form and function for upstream engine management use.
Use this sensor when you need a replacement that matches the original connector style, thread size, and harness length for the listed Audi Q5, S5, SQ5, S4, A6 Quattro, A7 Quattro, A6, A5 Quattro, and A4 Quattro applications.
Key Features
- Specific-fit, direct-fit 5-wire air/fuel ratio sensor
- Heated sensor design for faster operating response
- 18.000 mm thread diameter with 0.38 thread length
- 22.25 wiring harness length for OE-style routing
- Upstream fitment for listed Audi applications
- NTK part number 27002
Detailed Description
NTK 27002 is engineered for upstream air/fuel monitoring on select Audi models, including the Q5, S5, SQ5, S4, A6 Quattro, A7 Quattro, A6, A5 Quattro, and A4 Quattro. The heated 5-wire design supports precise exhaust feedback, while the specific-fit construction helps maintain the original sensor layout and connection style. As part of NTK's Direct Fit 5-Wire A/F Sensor line, this unit reflects the brand's OE-focused approach to sensor coverage and application matching. The part number 27002 is also referenced by cross number 06E906265AJ for the same application.
What It Is Used For
- Replacing a failed upstream air/fuel ratio sensor
- Addressing check engine light concerns tied to mixture feedback
- Restoring accurate exhaust oxygen sensing for engine control
- Correcting drivability issues caused by inaccurate sensor output
- Maintaining proper sensor response on Audi turbo and quattro applications
Installation Notes and Tips
Verify the vehicle's year, model, and upstream sensor location before ordering. Confirm the thread diameter, harness length, and 5-wire configuration match the original unit. This sensor is listed for specific Audi applications only, so compare the OE number and bank/sensor position in the fitment data before installation.
Quality Assurance
NTK states that its oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. The brand is part of the NGK family of products and is recognized as a major original equipment oxygen sensor supplier.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2017 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2017 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2017 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2017 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2017 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2017 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2016 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | A6 Quattro | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | A6 Quattro | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | A7 Quattro | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | A7 Quattro | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2015 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | A6 Quattro | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | A6 Quattro | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | A7 Quattro | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | A7 Quattro | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | Q5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2014 | Audi | SQ5 | 3.0L | V6 | GAS | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | A7 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | A7 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | Q5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | Q5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2013 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | A7 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | A7 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | Q5 | 3.2L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | Q5 | 3.2L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2012 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | A6 | 3.2L | V6 | — | Upstream | Cyls. 4-6; B2S1; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | A6 | 3.2L | V6 | — | Upstream | Cylinders 1-3, Bank 1 Sensor 1, Original Equipment Manufacturer: NTK; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | Q5 | 3.2L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | Q5 | 3.2L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2011 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | A5 Quattro | 3.2L | V6 | — | Upstream Right | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | A5 Quattro | 3.2L | V6 | — | Upstream Left | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | A6 | 3.2L | V6 | — | Upstream | Cyls. 4-6; B2S1; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | A6 | 3.2L | V6 | — | Upstream | Cylinders 1-3, Bank 1 Sensor 1, Original Equipment Manufacturer: NTK; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | Q5 | 3.2L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | Q5 | 3.2L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | S4 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | S4 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | S5 | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2010 | Audi | S5 | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | A4 Quattro | 3.2L | V6 | — | Upstream Right | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | A4 Quattro | 3.2L | V6 | — | Upstream Left | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | A5 Quattro | 3.2L | V6 | — | Upstream Right | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | A5 Quattro | 3.2L | V6 | — | Upstream Left | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Right | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | A6 Quattro | 3.0L | V6 | — | Upstream Left | Bank 2, sensor 1, Oxygen Sensor.; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | Q5 | 3.2L | V6 | — | Upstream Right | From 2/16/09; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Audi | Q5 | 3.2L | V6 | — | Upstream Left | From 2/16/09; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2008 | Audi | A5 Quattro | 3.2L | V6 | — | Upstream Right | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2008 | Audi | A5 Quattro | 3.2L | V6 | — | Upstream Left | ULEV Emissions Standard; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
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