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Hella 7.02604.75.0 Oxygen Sensor - Downstream or Upstream
Hella Oxygen Sensor for Hyundai and Kia
Hella Part Number 7.02604.75.0 is a downstream oxygen sensor for select Hyundai and Kia applications. It is listed for vehicles using OE No. 3921038015 and is a direct-fit emission control sensor for the specified models.
Key Features
- Part number: 7.02604.75.0
- Brand: Hella, Pierburg distributed by Hella
- Category: Emission Control > Sensors
- Part type: Oxygen Sensor
- Downstream fitment for listed Hyundai Santa Fe, Hyundai Sonata, Kia Magentis, and Kia Optima applications
- Referenced OE number: 3921038015
Detailed Description
This Hella oxygen sensor is specified for downstream placement on 2001-2006 Hyundai Santa Fe, 2001-2006 Kia Magentis, 2001-2006 Kia Optima, and 2002-2005 Hyundai Sonata applications. It also fits 1999-2001 Hyundai Sonata with California Emission and MCC manifold catalytic converter configuration. For 1996-1998 Hyundai Sonata, the listed position is upstream with California Emission and OE No. 3921033340. The 7.02604.75.0 listing helps buyers match the correct sensor by year, model, position, and OE reference.
Pierburg distributed by Hella identifies the product line used for these emission control sensor applications. When searching for a Hyundai Sonata downstream oxygen sensor or a Kia Optima oxygen sensor by part number 7.02604.75.0, confirm the OE number and position before ordering.
What It Helps Address
- Check engine light related to oxygen sensor faults
- Incorrect air-fuel ratio readings from a worn sensor
- Emissions test failures tied to sensor performance
- Poor fuel control caused by inaccurate exhaust feedback
- Diagnostic trouble codes associated with downstream or upstream sensor circuits
Installation Notes and Tips
Verify the sensor position before installation: this listing includes downstream and upstream applications depending on year, model, and emissions package. Match the OE number 3921038015 or 3921033340 to the vehicle application shown in the fitment data. Confirm connector style, thread location, and emissions configuration on the vehicle before replacing the sensor.
Quality Assurance
Hella and Pierburg distributed by Hella are established names in OE-focused automotive components. This part is cataloged for the exact applications shown above, including Hyundai Santa Fe, Hyundai Sonata, Kia Magentis, and Kia Optima fitments.
This part fits 28 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Hyundai | Santa Fe | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2006 | Kia | Magentis | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2006 | Kia | Optima | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2005 | Hyundai | Santa Fe | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2005 | Hyundai | Sonata | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2005 | Kia | Magentis | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2005 | Kia | Optima | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2004 | Hyundai | Santa Fe | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2004 | Hyundai | Sonata | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2004 | Kia | Magentis | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2004 | Kia | Optima | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2003 | Hyundai | Santa Fe | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2003 | Hyundai | Sonata | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2003 | Kia | Magentis | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2003 | Kia | Optima | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2002 | Hyundai | Santa Fe | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2002 | Hyundai | Sonata | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2002 | Kia | Magentis | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2002 | Kia | Optima | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2001 | Hyundai | Santa Fe | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2001 | Hyundai | Sonata | 2.4L | L4 | Downstream | California Emission; (MCC) Manifold Catalytic Converter; with OE No. 3921038015; Pierburg distributed by Hella |
| 2001 | Kia | Magentis | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2001 | Kia | Optima | 2.4L | L4 | Downstream | with OE No. 3921038015; Pierburg distributed by Hella |
| 2000 | Hyundai | Sonata | 2.4L | L4 | Downstream | California Emission; (MCC) Manifold Catalytic Converter; with OE No. 3921038015; Pierburg distributed by Hella |
| 1999 | Hyundai | Sonata | 2.4L | L4 | Downstream | California Emission; (MCC) Manifold Catalytic Converter; with OE No. 3921038015; Pierburg distributed by Hella |
| 1998 | Hyundai | Sonata | 2.0L | L4 | Upstream | California Emission; with OE No. 3921033340; Pierburg distributed by Hella |
| 1997 | Hyundai | Sonata | 2.0L | L4 | Upstream | California Emission; with OE No. 3921033340; Pierburg distributed by Hella |
| 1996 | Hyundai | Sonata | 2.0L | L4 | Upstream | California Emission; with OE No. 3921033340; Pierburg distributed by Hella |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.