OE Quality
60-Day Returns

Bosch 15407 Oxygen Sensor - Downstream
Overview of Bosch Engineered Oxygen Sensor 15407
The Bosch Engineered Oxygen Sensor 15407 is designed specifically for Honda Civic and Insight models, providing precise emission control and optimal engine performance. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to help maintain efficient combustion and reduce harmful emissions.
- Specific fit for Honda Civic and Insight vehicles
- Heated narrow-band oxygen sensor for reliable performance
- Threaded mounting type with 18 mm thread diameter and 22 mm hex size
- 14.2-inch wiring harness with 4-wire blade terminals and female connectors
- Durable metal housing with steel finish for long-lasting use
Features of the Bosch Engineered Oxygen Sensor
This oxygen sensor is part of the Bosch Engineered Oxygen Sensor line, known for precision manufacturing and compatibility with specific vehicle models. The sensor features a heated element to quickly reach operating temperature, improving sensor response time and emission control accuracy. Its 4-wire design includes blade-type terminals and a rectangular female connector, ensuring secure electrical connections. The sensor’s threaded mounting and metal housing provide a robust installation that withstands engine bay conditions.
Detailed Product Description
The Bosch Engineered Oxygen Sensor 15407 is a narrow-band sensor designed to monitor oxygen levels in the exhaust gases of Honda Civic and Insight vehicles. With a 14.2-inch wiring harness and 4-wire configuration, it supports heated operation to maintain sensor efficiency under various driving conditions. The sensor’s 18 mm thread diameter and 22 mm hex size allow for straightforward installation using standard tools. Its metal housing and steel finish contribute to durability and resistance to heat and corrosion. This sensor is a standard replacement part, engineered to meet OEM specifications for emission control systems.
Common Applications and Issues Addressed
- Restores accurate air-fuel ratio readings for improved fuel efficiency
- Helps reduce engine misfires caused by faulty oxygen sensors
- Supports emission system compliance by maintaining proper exhaust gas monitoring
- Prevents check engine light triggers related to oxygen sensor faults
- Improves overall engine performance and reduces harmful emissions
Installation Notes and Tips
When installing the Bosch Engineered Oxygen Sensor 15407, ensure the vehicle is compatible with this specific part number and model fitment. Use a 22 mm oxygen sensor socket for removal and installation. Avoid damaging the wiring harness or connector during installation. The sensor’s threaded mounting requires proper torque to prevent exhaust leaks. It is recommended to inspect the sensor wiring and connector for corrosion or damage before installation.
Quality Assurance and Warranty
Bosch Engineered Oxygen Sensors are manufactured to meet strict quality standards, ensuring reliable performance and durability. This part is a standard replacement designed to meet OEM specifications for Honda Civic and Insight models. While specific warranty details are not provided here, Bosch typically offers limited warranties on their emission control components. Verify warranty coverage with the supplier or manufacturer documentation.
This part fits 8 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2006 | Honda | Insight | Manual | 1.0L | L3 | Downstream | Located After Primary Converter; Bosch Engineered Oxygen Sensor |
| 2005 | Honda | Civic | 1.3L | L4 | Downstream | Located After Primary Converter; without California Emission System; Bosch Engineered Oxygen Sensor | |
| 2005 | Honda | Insight | Manual | 1.0L | L3 | Downstream | Located After Primary Converter; Bosch Engineered Oxygen Sensor |
| 2004 | Honda | Civic | 1.3L | L4 | Downstream | Located After Primary Converter; without California Emission System; Bosch Engineered Oxygen Sensor | |
| 2004 | Honda | Insight | Manual | 1.0L | L3 | Downstream | Located After Primary Converter; Bosch Engineered Oxygen Sensor |
| 2003 | Honda | Civic | 1.3L | L4 | Downstream | Located After Primary Converter; without California Emission System; Bosch Engineered Oxygen Sensor | |
| 2003 | Honda | Insight | Manual | 1.0L | L3 | Downstream | Located After Primary Converter; Bosch Engineered Oxygen Sensor |
| 2002 | Honda | Insight | Manual | 1.0L | L3 | Downstream | Located After Primary Converter; Bosch Engineered 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.