Standard Ignition MAS0404 Mass Air Flow Sensor

Reliable Mass Air Flow Sensor Replacement for Accurate Engine Performance

The Standard Ignition MAS0404 Mass Air Flow Sensor is designed to provide precise airflow measurement for optimal engine management. This sensor is essential for maintaining proper air-fuel mixture and ensuring efficient combustion in compatible vehicles.

• Direct replacement Mass Air Flow Sensor for emission control systems
• Engineered to meet OEM specifications for reliable performance
• Compatible with various vehicle makes and models requiring part number MAS0404
• Ensures accurate air intake measurement to support fuel injection and ignition timing
• Durable construction for long-lasting operation under normal driving conditions

Product Details and Functionality

The Standard Ignition MAS0404 Mass Air Flow Sensor plays a critical role in the vehicle’s emission control system by measuring the volume and density of air entering the engine. This data is sent to the engine control unit (ECU), which adjusts fuel delivery and ignition timing accordingly. Proper function of this sensor helps maintain engine efficiency, reduces emissions, and supports smooth acceleration. The MAS0404 is manufactured to meet strict quality standards, ensuring compatibility and performance consistent with original equipment.

Common Applications and Problem Resolution

• Helps resolve rough idling and engine hesitation caused by inaccurate airflow readings
• Addresses poor fuel economy linked to faulty mass air flow sensors
• Corrects issues with engine stalling or difficulty starting
• Reduces check engine light triggers related to air intake sensor faults
• Supports emission compliance by maintaining proper air-fuel ratios

Installation Notes and Tips

Installation of the Standard Ignition MAS0404 sensor should be performed with the engine off and cooled down. Disconnect the battery before removing the old sensor to prevent electrical shorts. Carefully unplug the electrical connector and remove mounting screws. Install the new sensor in the same orientation, ensuring a secure fit and proper electrical connection. After installation, clear any diagnostic trouble codes and verify sensor operation with a scan tool if available.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing dependable performance and durability. The MAS0404 Mass Air Flow Sensor undergoes rigorous testing to ensure accuracy and reliability. This part is backed by Standard Ignition’s limited warranty, covering defects in materials and workmanship under normal use conditions.