Delphi AF10446 Mass Air Flow Sensor

Delphi Mass Air Flow Sensor AF10446 Overview

The Delphi Mass Air Flow Sensor AF10446 is designed for precise air measurement in select BMW models. This sensor ensures accurate airflow data for optimal engine performance and emission control.

• Color: Black
• Mounting Type: Bolt-on for secure installation
• Connector Quantity: 1 with an oval female connector shape
• Terminal Type: Pin with 5 male terminals
• Housing Included: No, probe only
• Wiring Harness Included: No
• Item Grade: Premium quality
• Package Contents: Mass air flow sensor probe and instruction sheet

Detailed Product Description

The Delphi AF10446 mass air flow sensor is engineered to provide accurate airflow readings critical for the engine control unit (ECU) in BMW vehicles such as the 325i, 325xi, 330i, 330xi, 525i, 525xi, 530i, 530xi, and Z4. Featuring a bolt-on mounting type, this sensor allows for straightforward installation and reliable fitment. The sensor’s black probe design includes a single oval female connector with five male pin terminals, ensuring a secure electrical connection without the need for an additional housing or wiring harness. This premium-grade sensor is built to meet OEM specifications, supporting emission control and engine efficiency.

Common Applications and Issues Addressed

• Helps resolve engine stalling or rough idling caused by inaccurate airflow readings
• Addresses poor fuel economy due to incorrect air-fuel mixture data
• Reduces check engine light triggers related to mass air flow sensor faults
• Improves acceleration and throttle response in compatible BMW models
• Supports emission system compliance by providing precise airflow measurement

Installation Notes and Tips

Installation of the Delphi AF10446 sensor requires removal of the old sensor and bolt-on mounting of the new probe. Ensure the oval female connector aligns properly with the vehicle’s wiring harness. Since the sensor does not include a housing or wiring harness, verify that existing components are in good condition before installation. Follow the included instruction sheet carefully to avoid damage to terminals or connectors during installation.

Quality Assurance and Warranty

Delphi manufactures the AF10446 mass air flow sensor to meet strict quality standards, ensuring reliable performance and durability. This premium-grade sensor is tested for compatibility with specified BMW models and designed to maintain emission control system integrity. Warranty coverage details should be confirmed at the point of purchase.