Standard Ignition MAS0413 Mass Air Flow Sensor

Overview of Standard Ignition MAS0413 Mass Air Flow Sensor

The Standard Ignition MAS0413 Mass Air Flow Sensor is designed for precise air measurement in select BMW models, including the 545i, 645Ci, 745i, 745Li, and X5. This sensor ensures accurate air intake readings to optimize engine performance and emissions control.

• Attachment Method: Snap/bolt in for secure installation
• Connector Gender: Female with one oval-shaped connector
• Housing Included: Yes, made of durable plastic
• Number of Bolt Holes: 4 for stable mounting
• Terminal Type: 5 male blade terminals
• Complete assembly for direct replacement

Detailed Product Description

The MAS0413 Mass Air Flow Sensor by Standard Ignition is a complete assembly designed to replace the original sensor in compatible BMW vehicles. Featuring a snap and bolt-in attachment method, it provides a reliable and straightforward installation process. The sensor includes a female oval connector with one connection point, ensuring compatibility with the vehicle’s wiring harness. Constructed with a plastic housing, it offers durability while maintaining the necessary precision for accurate air flow measurement. The sensor is secured with four bolt holes and uses five male blade terminals to maintain consistent electrical connections.

Compatible BMW Models and Applications

This mass air flow sensor is compatible with BMW 545i, 645Ci, 745i, 745Li, and X5 models. It is specifically engineered to meet the emission control requirements of these vehicles, helping maintain optimal engine air-fuel ratios and reducing emissions.

Common Issues Addressed by MAS0413 Mass Air Flow Sensor

• Erratic engine idling or stalling
• Reduced fuel efficiency and increased emissions
• Check engine light related to air flow sensor faults
• Poor acceleration or hesitation during throttle response
• Engine performance issues due to inaccurate air measurement

Installation Notes and Tips

Installation of the Standard Ignition MAS0413 sensor requires careful handling of the snap/bolt-in attachment to ensure a secure fit. Verify the oval female connector aligns properly with the vehicle’s wiring harness. Use the four bolt holes to firmly mount the sensor, avoiding over-tightening to prevent damage. It is recommended to disconnect the battery before installation to prevent electrical shorts. After installation, clear any diagnostic trouble codes to reset the engine control unit.

Quality Assurance and Warranty

Standard Ignition provides this mass air flow sensor as a complete assembly, manufactured to meet OEM specifications for fit, form, and function. The plastic housing and electrical terminals are designed for durability and reliable performance. While specific warranty details are not provided here, Standard Ignition products typically come with a limited warranty against defects in materials and workmanship.