Standard Ignition AS37 Manifold Absolute Pressure Sensor

Overview of Standard Ignition AS37 Manifold Absolute Pressure Sensor

The Standard Ignition AS37 Manifold Absolute Pressure Sensor is designed for precise engine management in select Cadillac models. This sensor features a female plug-in connector and three male pin terminals, ensuring reliable electrical connections for accurate manifold pressure readings.

• Connector Gender: Female
• Connector Type: Plug in
• Terminal Gender: Male
• Terminal Quantity: 3
• Terminal Type: Pin

Detailed Product Description

The AS37 sensor from Standard Ignition is engineered to monitor the manifold absolute pressure in Cadillac Allante, DeVille, Eldorado, and Seville vehicles. Its female plug-in connector allows for straightforward installation and secure attachment to the vehicle’s wiring harness. The sensor’s three male pin terminals provide stable electrical contact, which is critical for transmitting accurate pressure data to the engine control unit (ECU). This data helps optimize fuel delivery and ignition timing, contributing to efficient engine performance and emissions control.

Common Applications and Issues Addressed

• Helps resolve engine stalling or rough idling caused by incorrect manifold pressure readings
• Addresses poor fuel economy linked to faulty MAP sensor signals
• Reduces engine hesitation or surging during acceleration
• Supports proper emission control by providing accurate pressure data
• Prevents check engine light triggers related to manifold pressure sensor faults

Installation Notes and Tips

• Ensure the vehicle is turned off and cooled before installation
• Disconnect the battery to avoid electrical shorts during sensor replacement
• Verify the connector gender and terminal type match the vehicle’s wiring harness
• Handle the sensor carefully to avoid damaging the pin terminals
• After installation, clear any diagnostic trouble codes and test drive to confirm proper operation

Quality Assurance and Warranty

Standard Ignition manufactures the AS37 sensor to meet or exceed OEM specifications for fit, form, and function. Each sensor undergoes rigorous testing to ensure durability and reliable performance in Cadillac Allante, DeVille, Eldorado, and Seville models. Warranty coverage details should be confirmed at the point of purchase, as they may vary by distributor.