Standard AC290T Idle Air Control Valve

Idle Air Control Valve for Ford and Mazda

Standard AC290T is an idle air control valve built for dependable idle-speed management in fuel-injected engines. It is a direct-fit replacement for select Ford Explorer, Ford Ranger, and Mazda B4000 applications, with a 2-terminal design and no hardware included.

Key Features

• Idle air control valve for fuel injection system service
• 2-terminal electrical connection
• No hardware included
• Made with quality components for dependable operation
• Direct replacement for select Ford and Mazda truck and SUV applications

Detailed Description

Standard AC290T is an idle air control valve used to regulate bypass air around the throttle plate so the engine can maintain a stable idle under changing load conditions. This part is a practical replacement for 1998-2000 Ford Explorer, 1998-2000 Ford Ranger, and 1997-2000 Mazda B4000 models, including auxiliary air valve applications. The AC290T part number is also referenced in aftermarket catalogs as a cross-reference for the same application, including Delphi CV10098.

For buyers searching for a Ford Explorer idle air control valve, Ford Ranger idle air control valve, or Mazda B4000 auxiliary air valve replacement, Standard AC290T provides a fitment-focused solution for common idle control service needs.

What It Is Used For

• Rough or unstable idle
• Idle speed that drops too low when accessories are turned on
• Stalling at stoplights or during warm-up
• Idle fluctuation after throttle body or intake service
• Replacement of a worn auxiliary air valve on supported Ford and Mazda vehicles

Installation Notes and Tips

Verify the 2-terminal connector style and compare the original valve before installation. Clean the throttle body and related air passages during service, and inspect the gasket or sealing surface if applicable. Confirm vehicle fitment by year, make, model, and engine configuration before ordering.

Quality Assurance

Standard manufactures this valve with quality components focused on dependable service in fuel injection system applications. The AC290T is built as a replacement part for consistent idle control performance in the listed Ford and Mazda vehicles.