OE Quality
60-Day Returns

NTK 24240 Oxygen Sensor - Downstream
Overview of NTK Direct Fit Oxygen Sensor 24240 for Honda Civic
The NTK Direct Fit Oxygen Sensor 24240 is designed specifically for Honda Civic models, ensuring precise emissions control and optimal engine performance. This heated oxygen sensor features a threaded mounting type and a 10.5-inch wiring harness for straightforward installation.
- Heated oxygen sensor for faster response times
- Specific fitment for Honda Civic vehicles
- Threaded mounting type with 18mm thread diameter
- Four-wire configuration for accurate signal transmission
- 10.5-inch wiring harness length for proper reach
Detailed Features and Specifications
The NTK Direct Fit Oxygen Sensor 24240 belongs to the Direct Fit Oxygen Sensor product line, which focuses on providing exact replacement sensors tailored to specific vehicle applications. This ensures compatibility and reduces installation time compared to universal sensors. The sensor is heated, which helps it reach operating temperature quickly, improving fuel efficiency and reducing emissions. With a wire quantity of four, it supports both the sensor signal and heater circuit. The 18mm threaded mounting type allows for secure and reliable installation in the exhaust system of Honda Civic models.
Compatible Vehicles and Applications
This oxygen sensor is compatible with Honda Civic vehicles, making it a suitable replacement part for emission control system repairs or upgrades. It is designed to work with the vehicle’s engine management system to monitor oxygen levels in the exhaust gases and adjust the air-fuel mixture accordingly.
- Helps resolve issues related to poor fuel economy
- Addresses rough engine idling caused by incorrect air-fuel ratios
- Reduces emissions by ensuring proper combustion
- Prevents check engine light triggers related to oxygen sensor faults
- Improves overall engine performance and responsiveness
Installation Notes and Tips
When installing the NTK Direct Fit Oxygen Sensor 24240 on a Honda Civic, ensure the vehicle is cool to avoid burns. Use appropriate tools to remove the old sensor and avoid damaging the wiring harness. The 10.5-inch wiring harness length provides sufficient reach for most Civic exhaust configurations. Thread the sensor carefully into the exhaust port to avoid cross-threading. It is recommended to apply anti-seize compound on the threads if not pre-applied.
Quality Assurance and Warranty
NTK oxygen sensors are manufactured to meet OEM specifications, ensuring reliable performance and durability. The Direct Fit Oxygen Sensor line undergoes rigorous testing to comply with emission standards. While specific warranty details for part number 24240 are not provided here, NTK typically offers limited warranties covering defects in materials and workmanship.
| Brand | NTK |
|---|---|
| Part Number | 24240 |
| Position | Direct Fit Oxygen Sensor, Downstream |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 18.000 |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Wiring Harness Length | 10.5000 |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Honda | Civic | 1.3L | L4 | Downstream | B1S2; Calif. Emissions; OE MFR: NTK; Direct Fit Oxygen Sensor |
| 2004 | Honda | Civic | 1.3L | L4 | Downstream | B1S2; Calif. Emissions; OE MFR: NTK; Direct Fit Oxygen Sensor |
| 2003 | Honda | Civic | 1.3L | L4 | Downstream | B1S2; Calif. Emissions; From Eng # 3S020136; OE MFR: NTK; Direct Fit Oxygen 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.