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Hella 7.05271.56.0 Oxygen Sensor - Upstream
Hella Oxygen Sensor for Lexus and Toyota
Hella Part Number 7.05271.56.0 is an upstream oxygen sensor for select Lexus and Toyota applications. It is listed for specific OE-numbered replacements and supports accurate exhaust feedback on the covered vehicles.
Key Features
- Upstream oxygen sensor for emission control systems
- Fits 2002-2005 Lexus IS300, upstream, manifold 1, No. 1; with OE No. 8946553210
- Fits 2001 Lexus IS300, upstream; with OE No. 8946553140 or 8946553210
- Fits 1999-2000 Toyota Solara, upstream, Federal Emission; with OE No. 8946506010
- Fits 1998-1999 Lexus GS300, upstream, manifold 1, No. 2; with OE No. 8946530440
- Pierburg distributed by Hella product line
Detailed Description
This Hella oxygen sensor, part number 7.05271.56.0, is a direct-fit upstream sensor for select Lexus IS300, Lexus GS300, and Toyota Solara models. It is specified by OE number for the listed applications, making it a focused replacement choice for vehicles that require the correct upstream exhaust signal for engine management and emissions monitoring. The Pierburg distributed by Hella line identifies the product family used for these emission control sensor applications.
Search terms such as Lexus IS300 upstream oxygen sensor, Toyota Solara Federal Emission oxygen sensor, and Lexus GS300 manifold 1 sensor apply to this part number 7.05271.56.0. Verify the OE number and position before ordering to match the exact application.
What This Part Helps Address
- Check engine light related to oxygen sensor faults
- Incorrect air-fuel ratio feedback from the upstream sensor
- Failed emissions inspection tied to sensor performance
- Rough idle or drivability issues caused by inaccurate exhaust readings
- OE-number-specific replacement needs for covered Lexus and Toyota models
Installation Notes and Tips
Install in the upstream position only for the listed applications. Confirm the OE number on the original sensor and match the vehicle year, make, model, and engine/emissions configuration before installation. Use the listed fitment details for Lexus IS300, Lexus GS300, and Toyota Solara to verify the correct sensor location and OE reference. Part number 7.05271.56.0 should be matched carefully to the exact application.
Quality Assurance
Hella is the brand listed for this oxygen sensor, with Pierburg distributed by Hella noted for the product line. This part is identified by OE-numbered fitment references for the covered Lexus and Toyota applications.
This part fits 9 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2005 | Lexus | IS300 | 3.0L | L6 | Upstream | Manifold 1, No. 1; with OE No. 8946553210; Pierburg distributed by Hella | |
| 2004 | Lexus | IS300 | 3.0L | L6 | Upstream | Manifold 1, No. 1; with OE No. 8946553210; Pierburg distributed by Hella | |
| 2003 | Lexus | IS300 | 3.0L | L6 | Upstream | Manifold 1, No. 1; with OE No. 8946553210; Pierburg distributed by Hella | |
| 2002 | Lexus | IS300 | 3.0L | L6 | Upstream | Manifold 1, No. 1; with OE No. 8946553210; Pierburg distributed by Hella | |
| 2001 | Lexus | IS300 | 3.0L | L6 | Upstream | with OE No. 8946553140, 8946553210; Pierburg distributed by Hella | |
| 2000 | Toyota | Solara | Coupe | 2.2L | L4 | Upstream | Federal Emission; with OE No. 8946506010; Pierburg distributed by Hella |
| 1999 | Lexus | GS300 | 3.0L | L6 | Upstream | Manifold 1, No. 2; with OE No. 8946530440; Pierburg distributed by Hella | |
| 1999 | Toyota | Solara | 2.2L | L4 | Upstream | Federal Emission; with OE No. 8946506010; Pierburg distributed by Hella | |
| 1998 | Lexus | GS300 | 3.0L | L6 | Upstream | Manifold 1, No. 2; with OE No. 8946530440; Pierburg distributed by Hella |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.