Hella 7.02604.80.0 Oxygen Sensor - Upstream or Upstream Front

Hella Oxygen Sensor for Hyundai and Kia

This Hella oxygen sensor, part number 7.02604.80.0, is a direct-fit emission control sensor for select Hyundai and Kia applications. It is listed for upstream and upstream front positions on several 2001-2010 models, including Hyundai Elantra, Tiburon, and Tucson, plus Kia Sportage.

Key Features

• Part number: 7.02604.80.0
• Brand line: Pierburg distributed by Hella
• Emission control sensor for upstream and upstream front locations
• Fits select Hyundai Elantra, Hyundai Tiburon, Hyundai Tucson, and Kia Sportage applications
• OE-number referenced fitment for specific factory configurations

Detailed Description

Use this Hella oxygen sensor to replace a failed upstream sensor on supported Hyundai and Kia vehicles. The fitment list includes 2001-2004 Hyundai Elantra, 2003 and 2004-2007 Hyundai Tiburon, 2005-2009 Hyundai Tucson, and 2005-2010 Kia Sportage. The part number 7.02604.80.0 is also associated with OE references 3921023500 and 3921023710 for the listed applications.

Pierburg distributed by Hella identifies this part line as an OE-focused offering for emission control service work. For buyers searching for a Hyundai Elantra upstream front oxygen sensor, a Hyundai Tucson upstream oxygen sensor, or a Kia Sportage upstream oxygen sensor, this listing provides the exact vehicle and position details needed for selection.

What It Helps Address

• Check engine light related to oxygen sensor performance
• Incorrect air-fuel mixture readings
• Reduced fuel economy caused by faulty sensor feedback
• Emission test failures tied to upstream sensor issues
• Driveability problems from inaccurate exhaust oxygen measurement

Installation Notes and Tips

• Verify the OE number on the original sensor before ordering: 3921023500 or 3921023710, depending on application.
• Confirm the sensor position on the vehicle, since this part is listed for upstream and upstream front locations only.
• Match the year, make, model, and engine application exactly to the fitment table before installation.
• Inspect the connector and harness routing during replacement to avoid wiring damage.

Quality Assurance

Hella and Pierburg distributed by Hella are established names in OE-oriented automotive components. This part cross-references OE numbers 3921023500 and 3921023710 for the same application.