Cardone 74-10043 Mass Air Flow Sensor

Reliable Mass Air Flow Sensor for BMW Models

The Cardone Mass Air Flow Sensor 74-10043 is designed to provide accurate airflow measurement for select BMW vehicles. This remanufactured sensor helps maintain optimal engine performance and emission control by delivering precise data to the engine control unit.

• Remanufactured Mass Air Flow Sensor with plastic black housing
• Compatible with BMW 323i, 323is, 328i, 328is, 528i, M3, and Z3 models
• Includes housing and instruction sheet for easy installation
• Bolt-on mounting with two mounting holes for secure fit
• Environmentally conscious with E-Waste compliance

About the Cardone Mass Air Flow Sensor Product Line

The Cardone Mass Air Flow Sensor product line focuses on remanufactured sensors that meet OEM specifications for emission control systems. These sensors are engineered to restore proper airflow measurement and engine management in vehicles, ensuring compatibility and reliable operation. The 74-10043 part number is part of this line, offering a cost-effective solution for BMW owners needing a replacement sensor.

Product Details and Features

This mass air flow sensor features a durable black plastic housing designed to withstand engine bay conditions. The sensor is equipped with a vane airflow element that measures the volume and density of air entering the engine. It includes two bolt-on mounting holes for straightforward installation. The package contains the sensor and an instruction sheet to assist with proper setup. The sensor is remanufactured, ensuring that worn components such as circuit boards and sensing elements are restored to functional condition.

Common Applications and Problem Resolution

• Corrects engine performance issues caused by faulty airflow readings
• Resolves rough idling and stalling problems in BMW 3 Series and 5 Series models
• Helps fix check engine light triggers related to air-fuel mixture errors
• Addresses acceleration hesitation and poor fuel economy
• Prevents emission control failures linked to sensor malfunction

Installation Notes and Tips

Before installation, visually inspect the sensor element for any damage or contamination. Ensure the mounting surface is clean and free of debris. The sensor mounts using two bolts for a secure fit; tighten bolts to manufacturer torque specifications. Avoid over-voltage sources such as faulty relays or shorted wiring that can damage the sensor. Follow the included instruction sheet for proper electrical connections and calibration if required.

Quality Assurance and Warranty

The Cardone 74-10043 Mass Air Flow Sensor is remanufactured to meet or exceed OEM standards. It undergoes thorough testing to verify functionality and durability. This sensor is compliant with E-Waste regulations, reflecting environmental responsibility. Warranty details are provided by Cardone and typically cover defects in materials and workmanship under normal use.