Standard Ignition AS440 Manifold Absolute Pressure Sensor

Reliable Manifold Absolute Pressure Sensor for Audi and Volkswagen

The Standard Ignition AS440 Manifold Absolute Pressure Sensor is designed to provide accurate engine load data for optimal performance. Compatible with select Audi and Volkswagen models, this sensor helps maintain efficient engine operation and emission control.

Key Features of the Standard Ignition AS440 Sensor

• Direct replacement Manifold Absolute Pressure (MAP) sensor
• Compatible with Audi A3 Quattro, Volkswagen Eos, Jetta, R32, and TT Quattro
• Ensures precise measurement of intake manifold pressure
• Supports proper air-fuel mixture and engine timing
• Durable construction for consistent performance

Detailed Description of the AS440 MAP Sensor

The AS440 sensor from Standard Ignition is engineered to monitor the absolute pressure inside the intake manifold accurately. This data is critical for the engine control unit (ECU) to calculate air density and adjust fuel injection accordingly. By maintaining the correct air-fuel ratio, the sensor contributes to efficient combustion and reduced emissions. This part is specifically designed for use in Audi A3 Quattro and Volkswagen models including the Eos, Jetta, R32, and TT Quattro, ensuring compatibility and reliable operation.

Common Applications and Issues Addressed

• Helps resolve rough idling and engine stalling
• Improves fuel efficiency by providing accurate pressure readings
• Reduces engine hesitation and poor acceleration
• Assists in maintaining proper emission levels
• Prevents check engine light triggers related to manifold pressure

Installation Notes and Tips

• Ensure the ignition is off before installation
• Locate the existing MAP sensor on the intake manifold
• Disconnect the electrical connector carefully to avoid damage
• Replace with the Standard Ignition AS440 sensor and secure firmly
• Clear any diagnostic trouble codes after installation

Quality Assurance and Warranty Information

Standard Ignition manufactures the AS440 sensor to meet or exceed OEM specifications for fit, form, and function. Each sensor undergoes rigorous testing to ensure durability and accuracy. This part comes with a limited warranty covering defects in materials and workmanship, providing confidence in its long-term reliability.