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Delphi ES10688 Oxygen Sensor - Front Left
| Brand | Delphi ES10688 |
|---|---|
| Position | Front Left |
| Connector Shape | Flat |
| Overall Length | 915.0 |
| Package Contents | Oxygen Sensor, Instruction Sheet |
| Sensor Type | Heated |
| Thread Size | 18 x 1.5 mm |
| Wire Quantity | 3 |
| Fits | INFINITI and Nissan · 5 vehicles |
Heated sensor. Delivers faster operation for quicker emissions monitoring.
Flat connector. Simplifies hookup with a low-profile electrical connection.
OE heritage. Built with decades of original-equipment experience.
Cross-references BBB Industries 11173, Bosch 15343 and DENSO Auto Parts 234-3106 for the same application. See all 18.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Delphi ES10688 Oxygen Sensor for Front Left Applications
The Delphi ES10688 is a heated oxygen sensor built for front left placement on select Infiniti and Nissan models. It combines OE-based engineering with the correct connector, thread size, and wire configuration for direct replacement service.
Key Features
- Heated oxygen sensor for faster operating response
- 3-wire design with flat connector shape
- 18 x 1.5 mm thread size
- Overall length: 915.0
- Includes oxygen sensor and instruction sheet
- Front left position
Detailed Description
Delphi ES10688 is an emission control oxygen sensor backed by more than a century of OE experience and supplier knowledge from top automakers. Built with OE heritage in mind, this sensor is specified for front left placement and matches the listed electrical and mechanical details for service on 2001-2003 Infiniti QX4 and 2001-2002 Nissan Pathfinder applications. For buyers searching for a front left oxygen sensor for 2002-2003 Infiniti QX4 or a 2002 Nissan Pathfinder oxygen sensor, this part number provides a direct-fit reference.
This part cross-references Bosch 15343 and DENSO Auto Parts 234-3106 for the same application. The Delphi ES10688 also serves as a useful OE-style replacement reference when comparing oxygen sensor part numbers for Infiniti QX4 and Nissan Pathfinder fitment.
What It Helps Address
- Check engine light related to oxygen sensor performance
- Incorrect air-fuel ratio readings
- Reduced fuel control from a slow sensor signal
- Emission test failures tied to front sensor output
- Driveability issues caused by a worn upstream sensor
Installation Notes and Tips
Verify front left placement before installation and confirm the 18 x 1.5 mm thread size matches the exhaust bung. Check connector shape and wire count against the original sensor, and route the harness away from heat sources. Fits 2002-2003 Infiniti QX4, front left. Fits 2002 Nissan Pathfinder, front left. Fits 2001 Infiniti QX4, front left, Mid Year Emissions. Fits 2001 Nissan Pathfinder, front left, From 08/2000.
Quality Assurance
Delphi builds this oxygen sensor using OE-focused engineering and supplier experience developed through work with major automakers. The package includes the oxygen sensor and instruction sheet.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2003 | INFINITI | QX4 | Front Left | — |
| 2002 | INFINITI | QX4 | Front Left | — |
| 2002 | Nissan | Pathfinder | Front Left | — |
| 2001 | INFINITI | QX4 | Front Left | Mid Year Emissions |
| 2001 | Nissan | Pathfinder | Front Left | From 08/2000 |
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