Bosch 17017 Oxygen Sensor - Upstream

Overview of Bosch Actual OE Oxygen Sensor 17017

The Bosch Actual OE Oxygen Sensor 17017 is designed specifically for select BMW models, including the 328d, 328d xDrive, and X3. This heated wide-band oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated oxygen sensor for faster response times
• Specific fit for BMW 328d, 328d xDrive, and X3 models
• Wide-band sensor type for precise air-fuel ratio measurement
• 11.6-inch wiring harness length with 5 wires and 18-gauge wire
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Oblong male connector with blade terminals
• Durable metal housing finished in steel
• Includes wiring harness for direct replacement installation

Detailed Product Description

The Bosch Actual OE Oxygen Sensor 17017 is engineered as a standard replacement part that matches the original equipment specifications for BMW diesel models such as the 328d and 328d xDrive, as well as the X3. Featuring a heated design, this sensor quickly reaches operating temperature to provide accurate oxygen level readings, which are critical for efficient combustion and emissions control. The wide-band sensor technology allows for precise monitoring of the air-fuel mixture, helping maintain engine performance and reduce harmful emissions.

This oxygen sensor includes a 15-inch overall wire length with an 11.6-inch wiring harness, utilizing 18-gauge wire and a 5-wire configuration. The oblong male connector with blade terminals ensures a secure and reliable electrical connection. The sensor mounts via a threaded 18 mm diameter fitting and uses a 22 mm hex size for installation. Its metal housing finished in steel offers durability under harsh engine conditions.

Compatible Vehicles and Applications

This oxygen sensor is compatible with the following BMW models:

• BMW 328d
• BMW 328d xDrive
• BMW X3

It is designed to replace the original oxygen sensor in these vehicles, supporting emission control systems and engine management functions.

Common Issues Addressed by Bosch Oxygen Sensor 17017

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to sensor malfunction
• Engine performance issues such as rough idling or hesitation
• Failed emissions tests related to sensor accuracy

Installation Notes and Tips

Installation of the Bosch Actual OE Oxygen Sensor 17017 requires removal of the old sensor and threading the new sensor into place using a 22 mm oxygen sensor socket. Ensure the wiring harness is properly connected to the vehicle’s harness using the oblong male connector. No mounting bracket is included, as the sensor mounts directly via the threaded fitting. It is recommended to check for proper torque specifications and avoid over-tightening to prevent damage.

Quality Assurance and Warranty

Bosch manufactures the Actual OE Oxygen Sensor 17017 to meet or exceed OEM standards for fit, form, and function. The sensor is constructed with high-quality metal housing and reliable wiring components to withstand engine environment stresses. While specific warranty details are not provided here, Bosch typically offers limited warranties on their oxygen sensors to ensure product reliability and customer confidence.