Pierburg 7.02604.42.0 Oxygen Sensor

Reliable Oxygen Sensor for BMW Models

The Pierburg 7.02604.42.0 oxygen sensor is designed to provide accurate emissions monitoring for a range of BMW vehicles. This heated lambda sensor ensures optimal engine performance and emission control by delivering precise air-fuel mixture data to the engine management system.

• Heated lambda sensor for faster warm-up and accurate readings
• Wiring harness length of 1050 mm for flexible installation
• Equipped with 5 connectors for secure electrical connections
• Operates at 12 volts compatible with BMW electrical systems
• Compatible with multiple BMW models including 3 Series, 5 Series, X3, X5, and Z4

Technical Details and Compatibility

This Pierburg oxygen sensor (part number 7.02604.42.0) features a heated design that reduces sensor warm-up time, improving emission control efficiency shortly after engine start. The 1050 mm wiring harness length allows for straightforward routing and installation in various BMW models. With 5 connectors, the sensor ensures a reliable electrical interface, maintaining consistent voltage signals at 12 volts. This sensor is compatible with BMW models such as the 128i, 323i, 325i, 328d, 328i, 330i, 525i, 528i, 530i, 550i, 650i, 740i, X3, X5, and Z4, covering a broad range of vehicles requiring precise oxygen sensing for emission control.

Applications and Problem Resolution

• Monitors exhaust oxygen levels to optimize fuel injection and combustion
• Helps reduce harmful emissions by providing accurate feedback to the ECU
• Addresses issues like poor fuel economy caused by faulty oxygen sensors
• Resolves engine performance problems such as rough idling or hesitation
• Prevents check engine light triggers related to emission sensor faults

Installation Notes and Tips

When installing the Pierburg 7.02604.42.0 oxygen sensor, ensure the vehicle is cool to avoid burns. Verify the wiring harness length of 1050 mm is sufficient for your specific BMW model’s sensor location. Use appropriate tools to avoid damaging the sensor or connectors. It is recommended to replace the sensor with OEM-equivalent parts to maintain emission system integrity. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.

Quality Assurance and Warranty

Manufactured by Pierburg, a recognized supplier of emission control components, this oxygen sensor meets OEM specifications for durability and performance. The sensor undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Pierburg products typically include a limited warranty covering defects in materials and workmanship, providing confidence in product quality.