Standard Ignition AS422 Manifold Absolute Pressure Sensor

Reliable Manifold Absolute Pressure Sensor for Ford Super Duty

The Standard Ignition AS422 Manifold Absolute Pressure Sensor is designed specifically for Ford F-250 Super Duty and F-350 Super Duty models. This sensor ensures accurate engine load readings by monitoring the manifold pressure, contributing to optimal engine performance and emissions control.

• Connector Gender: Female for secure connection
• Single Plug-in Connector Type for easy installation
• Includes O-ring to maintain proper sealing and prevent leaks
• Three Male Blade Terminals for reliable electrical contact

Detailed Sensor Features and Specifications

The AS422 sensor from Standard Ignition features a female connector with one plug-in type connection, simplifying the wiring process. It includes an O-ring to ensure a tight seal within the intake manifold, preventing vacuum leaks that could affect sensor accuracy. The sensor terminals are male blade type, with three terminals to provide precise signal transmission to the engine control unit. This design supports consistent manifold pressure readings, which are critical for fuel injection and ignition timing adjustments in Ford F-250 Super Duty and F-350 Super Duty trucks.

Compatible Vehicles and Common Applications

This Manifold Absolute Pressure Sensor is compatible with Ford F-250 Super Duty and F-350 Super Duty models, making it a suitable replacement part for emission control sensor maintenance. It is commonly used to address issues such as:

• Erratic engine idling or stalling
• Poor fuel economy due to incorrect air-fuel mixture
• Check Engine Light triggered by faulty MAP sensor readings
• Reduced engine power or hesitation during acceleration
• Failed emissions tests related to sensor malfunction

Installation Notes and Tips

When installing the Standard Ignition AS422 sensor, ensure the O-ring is properly seated to prevent vacuum leaks. Disconnect the battery before installation to avoid electrical shorts. The female plug-in connector should be securely attached to the vehicle’s wiring harness, and the three male blade terminals must align correctly for optimal signal transmission. It is recommended to inspect the intake manifold area for any debris or damage before installation.

Quality Assurance and Warranty Information

Standard Ignition manufactures the AS422 Manifold Absolute Pressure Sensor to meet or exceed OEM specifications for Ford Super Duty trucks. The sensor undergoes rigorous testing to ensure durability and accurate performance under various operating conditions. This part is backed by Standard Ignition’s limited warranty, providing confidence in its reliability and fitment for Ford F-250 Super Duty and F-350 Super Duty vehicles.