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NTK 27040 Air / Fuel Ratio Sensor - Upstream
| Brand | NTK 27040 |
|---|---|
| Position | Upstream |
| Wiring Harness Length | 29.41 |
| 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 | Volkswagen · 6 vehicles |
Direct-fit design. Built for specific application matching and OE-style replacement.
Heated 5-wire sensor. Supports stable signal control in the exhaust monitoring system.
OE-level testing. Manufactured to meet or exceed original equipment specifications.
Cross-references 04E906262EE for the same application. See all 1.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Direct-Fit Air/Fuel Ratio Sensor
NTK 27040 is a specific-fit air/fuel ratio sensor for Volkswagen Jetta upstream applications. It uses a heated 5-wire design and is built to match OE fit, form, and function for the listed applications.
Key Features
- Specific-fit replacement for direct application matching
- Heated sensor design for stable operation
- 5-wire configuration for the listed OE-style setup
- 18.000 mm thread diameter with 0.38 thread length
- 29.41 wiring harness length for proper routing
- NTK 27040 part number for easy identification
Application Details
Compatible with 2016-2021 Volkswagen Jetta upstream positions, including 2016-2019 models noted as Bank 1 Sensor 1 and 2020-2021 models listed as OE MFR: NTK direct-fit air/fuel ratio sensor applications. This part cross-references 04E906262EE for the same application. NTK 27040 is manufactured by NTK, a sensor specialist with OE-level coverage and manufacturing controls focused on ceramic sensor technology.
Common Issues This Sensor May Address
- Fault codes related to air/fuel ratio sensor performance
- Incorrect fuel mixture readings from a worn sensor
- Rough idle or drivability concerns tied to sensor feedback
- Emissions test failures caused by inaccurate exhaust monitoring
- Delayed or unstable sensor response in the upstream circuit
Installation Notes
Verify the connector, thread size, and harness length against the original sensor before installation. Confirm the vehicle uses the upstream application shown in the fitment data and follow the service procedure for the Volkswagen Jetta platform. The mounting bracket is not included.
Quality Assurance
NTK states that its oxygen sensors are extensively tested during manufacturing and built to meet or exceed OE specifications. The brand also emphasizes OE fit, form, and function for application-specific replacement.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2021 | Volkswagen | Jetta | 1.4L | L4 | — | Upstream | OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2020 | Volkswagen | Jetta | 1.4L | L4 | — | Upstream | OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2019 | Volkswagen | Jetta | 1.4L | L4 | — | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2018 | Volkswagen | Jetta | 1.4L | L4 | — | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2017 | Volkswagen | Jetta | 1.4L | L4 | — | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| 2016 | Volkswagen | Jetta | 1.4L | L4 | GAS | Upstream | Bank 1 Sensor 1 Oxygen Sensor; Direct Fit 5-Wire A/F Sensor |
| No rows match your filter. | |||||||