Standard Ignition AS448 Manifold Absolute Pressure Sensor

Overview of Standard Ignition AS448 Manifold Absolute Pressure Sensor

The Standard Ignition AS448 Manifold Absolute Pressure (MAP) Sensor is designed for precise engine management in select Audi, Porsche, and Volkswagen models. This black sensor features a female connector and is engineered to deliver accurate manifold pressure readings essential for optimal engine performance.

• Connector Gender: Female
• Color/Finish: Black
• Connector Quantity: 1
• Connector Shape: Round and rectangular
• Connector Type: Plug in
• Hardware Included: No
• Mounting Brackets Included: No
• O-Rings Included: Yes
• Terminal Gender: Male
• Terminal Quantity: 4
• Terminal Type: Blade
• Vacuum Port Quantity: 1
• Wiring Harness Included: No

Detailed Product Description

The AS448 MAP sensor from Standard Ignition is a critical component for emission control and engine management systems in vehicles such as the Audi A6 Quattro, A7 Quattro, A8 Quattro, Porsche Cayenne, Panamera, Volkswagen Q7, S4, S5, SQ5, and Touareg. Its plug-in connector with a female interface and a combination of round and rectangular shapes ensures secure and reliable electrical connections. The sensor includes one vacuum port and four male blade terminals, designed to provide accurate manifold pressure data to the engine control unit (ECU). The included O-rings help maintain a proper seal, preventing vacuum leaks and ensuring consistent sensor performance.

Common Applications and Issues Addressed

• Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
• Addresses poor fuel economy due to inaccurate air-fuel mixture adjustments
• Corrects check engine light triggers related to MAP sensor faults
• Improves engine acceleration and throttle response by providing precise pressure data
• Supports emission control compliance by ensuring accurate sensor feedback

Installation Notes and Tips

Installation of the Standard Ignition AS448 sensor requires no additional hardware or mounting brackets, simplifying the replacement process. Ensure the O-rings are properly seated to prevent vacuum leaks. The plug-in connector should be securely attached to avoid intermittent electrical issues. This sensor is compatible with specific Audi, Porsche, and Volkswagen models, so verify fitment before installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The AS448 MAP sensor undergoes rigorous quality control testing to ensure consistent operation. Warranty coverage details should be confirmed with the parts provider or manufacturer.