OE Quality
60-Day Returns

Delphi ES10915 Oxygen Sensor - Front
Delphi ES10915 Oxygen Sensor Overview
The Delphi ES10915 is a heated oxygen sensor designed specifically for the front position on Ford Focus models. This sensor plays a critical role in monitoring exhaust gases to optimize engine performance and emissions control.
- Heated sensor type for faster response times
- 4-wire configuration ensuring accurate signal transmission
- Square connector shape for secure and reliable connection
- Thread size of 18 x 1.5 mm for precise fitment
- Overall length of 460.0 mm to match factory specifications
- Includes oxygen sensor and instruction sheet for installation guidance
Detailed Product Description
The Delphi ES10915 oxygen sensor is engineered to meet the exacting standards required for emission control systems in Ford Focus vehicles. Featuring a heated sensor element, it quickly reaches operating temperature, providing accurate oxygen level readings to the engine control unit (ECU). The 4-wire design supports both the sensor signal and heater circuit, improving sensor responsiveness and durability. Its square connector shape ensures a secure electrical connection, reducing the risk of signal loss or corrosion. The 18 x 1.5 mm thread size and 460 mm overall length are tailored to fit the front position on compatible Ford Focus models, ensuring proper installation and function.
Common Applications and Issues Addressed
- Helps maintain optimal air-fuel mixture for efficient combustion
- Reduces harmful emissions by providing accurate feedback to the ECU
- Prevents engine performance issues related to faulty oxygen sensors
- Addresses check engine light triggers related to oxygen sensor faults
- Improves fuel economy by ensuring proper sensor operation
Installation Notes and Tips
- Compatible with Ford Focus models requiring a front position oxygen sensor
- Ensure the thread size (18 x 1.5 mm) matches the vehicle’s sensor port
- Use the included instruction sheet for proper installation procedures
- Disconnect the battery before installation to avoid electrical issues
- Apply anti-seize compound on threads if recommended by the vehicle manufacturer
Quality Assurance and Warranty
Delphi oxygen sensors are manufactured to meet OEM specifications, ensuring reliable performance and durability. The ES10915 undergoes rigorous testing to comply with emission standards and vehicle requirements. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor or region.
| Brand | Delphi |
|---|---|
| Part Number | ES10915 |
| Connector Shape | Square |
| Overall Length | 460.0 |
| Package Contents | Oxygen Sensor, Instruction Sheet |
| Position(s) | Front |
| Sensor Type | Heated |
| Thread Size | 18 x 1.5 mm |
| Wire Quantity | 4 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2007 | Ford | Focus | Front | |
| 2006 | Ford | Focus | Front | |
| 2005 | Ford | Focus | Front | |
| 2004 | Ford | Focus | Front | |
| 2003 | Ford | Focus | Front |
* 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.