Standard Ignition AC506 Idle Air Control Valve

Idle Air Control Valve for Ford, Mazda, and Mercury

Standard Ignition AC506 is an idle air control valve built for precise airflow management at the throttle body. It uses precision-ground valve components and high-grade materials to support consistent idle control and long service life in Ford Escape, Mazda Tribute, and Mercury Mariner applications.

Key Features

• Precision-ground valve components for accurate air control
• Manufactured with high-grade materials for durability
• 1-port, 2-terminal design
• Gaskets included for service replacement
• Direct-fit idle air control valve for select Ford, Mazda, and Mercury vehicles

Detailed Description

Standard Ignition AC506 is an idle air control valve for vehicles that need stable idle speed management and responsive airflow regulation. This part number AC506 is used in select 2005-2012 Ford Escape, 2005-2008 Mercury Mariner, and 2005-2010 Mazda Tribute applications. It is built with controlled manufacturing processes and durable materials to help maintain accurate valve movement and dependable operation over time.

This part cross-references 2-16791 and AC4404 for the same application.

What It Helps Solve

• Unstable or fluctuating idle speed
• Stalling when coming to a stop
• Idle speed that stays too high or too low
• Poor airflow control at idle
• Driveability issues related to idle regulation

Installation Notes and Tips

Verify connector style, port layout, and vehicle fitment before installation. The AC506 uses a 2-terminal electrical connection and includes a gasket, which helps support a proper seal during replacement. Confirm the throttle body and intake surfaces are clean before installing the new valve.

Quality Assurance

Standard Ignition has served the automotive aftermarket since 1919 and manufactures emissions control components with process control from parts to finished product. AC506 is built to meet repair needs with consistent construction and material quality.