Hitachi MAF0119 Mass Air Flow Sensor - Left

Reliable Mass Air Flow Sensor for Select GM Vehicles

The Hitachi MAF0119 Mass Air Flow Sensor is engineered to provide accurate airflow measurement for improved engine performance. Designed for compatibility with various Buick, Cadillac, Chevrolet, and GMC models, this sensor ensures precise air intake data for optimal fuel management.

• Direct replacement Mass Air Flow Sensor by Hitachi
• Compatible with Buick LaCrosse, Regal Sportback, Regal TourX, Envision, and Malibu
• Fits Cadillac ATS, CT6, CTS, and Escalade models
• Suitable for Chevrolet Camaro, Corvette, Equinox, Express 2500/3500, Malibu, Spark, and Terrain
• Compatible with GMC Savana 2500/3500 and Sierra models

Product Details and Compatibility

The Hitachi MAF0119 sensor is a critical component in the emission control system, responsible for measuring the volume and density of air entering the engine. This data is essential for the engine control unit (ECU) to calculate the correct air-fuel mixture, which affects combustion efficiency and emissions. The sensor is designed to meet OEM specifications, ensuring reliable performance and durability. It is compatible with a wide range of GM vehicles, including Buick, Cadillac, Chevrolet, and GMC models such as the ATS, Camaro, Corvette, CT6, CTS, Envision, Equinox, Express 2500/3500, LaCrosse, Malibu, Regal Sportback, Regal TourX, Savana 2500/3500, Spark, and Terrain.

Common Applications and Problem Resolution

• Restores accurate air flow readings to prevent engine stalling or rough idling
• Helps resolve poor fuel economy caused by incorrect air-fuel mixture
• Addresses check engine light issues related to mass air flow sensor faults
• Improves acceleration response and overall engine performance
• Reduces emissions by ensuring proper combustion control

Installation Notes and Tips

When installing the Hitachi MAF0119 sensor, ensure the engine is cool and the ignition is off. Carefully disconnect the electrical connector and remove the old sensor without damaging the intake system. Install the new sensor securely, making sure the airflow direction matches the original part. After installation, it is recommended to clear any diagnostic trouble codes and perform a system reset if necessary to allow the ECU to recalibrate.

Quality Assurance and Warranty

Manufactured by Hitachi, a recognized supplier of automotive sensors, the MAF0119 sensor meets stringent quality standards for durability and accuracy. While specific warranty details are not provided, Hitachi products typically undergo rigorous testing to ensure reliable operation within OEM specifications.