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NTK 24386 Air / Fuel Ratio Sensor - Upstream Front or Upstream Rear
NTK Direct Fit Air/Fuel Ratio Sensor
NTK Part Number 24386 is a direct fit 5-wire air/fuel ratio sensor for specific Honda applications. It is built as a heated sensor with OE-style fit, form, and function for accurate exhaust feedback in emissions control systems.
Compatible with 2008-2010 Honda Accord upstream front and upstream rear positions for California emissions applications, this NTK sensor supports precise air/fuel monitoring on the Honda Accord platform. The 10.3-inch wiring harness and 18 mm thread diameter help match the original sensor layout for a straightforward replacement.
Key Features
- Direct fit 5-wire air/fuel ratio sensor
- Heated sensor design for faster operating temperature
- Specific fit for select Honda Accord applications
- 10.3-inch wiring harness length
- 18.000 mm thread diameter with 0.38 thread length
- No mounting bracket included
- NTK Part Number 24386
Product Details
NTK is a sensor-focused brand within the NGK family, with manufacturing expertise centered on ceramic technology and oxygen sensor production. NTK Part Number 24386 is engineered for OE application coverage and is extensively tested during manufacturing to help meet or exceed original equipment specifications. For drivers and technicians servicing a Honda Accord, this direct fit sensor is a practical replacement for upstream front or upstream rear locations on 2008-2010 California emissions vehicles.
This part cross-references DENSO Auto Parts 234-5099 for the same application.
Common Issues This Sensor May Address
- Check engine light related to air/fuel ratio sensor performance
- Incorrect upstream sensor readings in the exhaust stream
- Rough idle or drivability concerns tied to mixture feedback
- Emissions test failure caused by a faulty sensor
- Slow sensor response from a worn heated A/F sensor
Installation Notes
Verify the vehicle is a 2008-2010 Honda Accord with California emissions before ordering. This sensor is a specific-fit replacement for upstream front and upstream rear positions, so confirm the original connector style, harness routing, and thread size match the OE layout. Use proper exhaust sensor removal tools and inspect the bung threads before installation.
Quality Assurance
NTK manufactures oxygen and air/fuel ratio sensors with OE-focused production controls and testing to support reliable fitment and performance. Part Number 24386 is built to align with original equipment requirements for the listed Honda Accord applications.
| Brand | NTK |
| Part Number | 24386 |
| Position | Direct Fit 5-Wire A/F Sensor, Upstream Rear and Upstream Front |
| Wiring Harness Length | 10.3 |
| Sensor Type | Heated |
| Thread Length | 0.38 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 5 |
| Thread Diameter | 18.000 |
| Mounting Bracket Included | No |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2010 | Honda | Accord | Automatic | 3.5L | V6 | Upstream Rear | Calif. Emissions; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2010 | Honda | Accord | Automatic | 3.5L | V6 | Upstream Front | Calif. Emissions; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Honda | Accord | Automatic | 3.5L | V6 | Upstream Rear | Calif. Emissions; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2009 | Honda | Accord | Automatic | 3.5L | V6 | Upstream Front | Calif. Emissions; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2008 | Honda | Accord | Automatic | 3.5L | V6 | Upstream Rear | Calif. Emissions; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
| 2008 | Honda | Accord | Automatic | 3.5L | V6 | Upstream Front | Calif. Emissions; OE MFR: NTK; Direct Fit 5-Wire A/F Sensor |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.