/live/media/SI/SI_AC498_Fro.jpg)
Standard Ignition AC498 Idle Air Control Valve
| Brand | Standard Ignition AC498 |
|---|---|
| Connector Shape | Square |
| Gaskets Included | Yes |
| Hardware Included | No |
| Fits | Ford · 2 vehicles |
Accurate airflow control. Precision pintle control helps maintain smooth idle operation.
High-torque stepping motor. Delivers strong actuator output for responsive performance.
Shielded ball bearing. Helps resist contaminants for extended service life.
Cross-references Eastern Catalytic 50612, Hitachi Automotive ABV0020 and 2-16783 for the same application. See all 8.
Idle Air Control Valve for Ford Mustang
Standard Ignition AC498 is an idle air control valve built for precise airflow management at idle. It is a direct-fit service part for the 2001 Ford Mustang and uses a square connector, one port, and two terminals for the listed application.
Key Features
- Square connector shape for the specified Ford Mustang application
- One-port design with two terminals
- Gasket included for service replacement
- Internal stepping motor and magnet design for accurate pintle movement
- Load-tested actuator construction for added durability
- Built with corrosion-resistant motor bearing components for longer service life
Detailed Description
Standard Ignition AC498 is an idle air control valve for 2001 Ford Mustang models listed in the fitment data. It regulates bypass airflow around the throttle plate to help maintain stable idle speed when engine load changes, such as during cold starts, accessory operation, or stop-and-go driving. This AC498 replacement uses a square connector, one port, and two terminals, and it includes a gasket for the service repair. This part cross-references Hitachi Automotive ABV0020 for the same application.
Common Issues It May Address
- Unstable or fluctuating idle speed
- Stalling when coming to a stop
- High or low idle condition
- Idle speed changes when accessories are turned on
- Rough idle after throttle body or intake service
Installation Notes and Tips
Verify connector shape, port count, and terminal count before installation. Clean the throttle body and idle air passages during replacement to help restore proper airflow control. Confirm the gasket seats correctly and inspect the electrical connector for corrosion or damaged terminals before reconnecting. For 2001 Ford Mustang idle air control valve service, AC498 should be matched to the listed OE-style application only.
Quality Assurance
Standard Ignition builds this idle air control valve with a polymer-blended magnet, a high-strength stepping motor, and load-tested actuator components to support accurate pintle control and consistent operation. The design also uses shielded bearing protection to help resist environmental contamination and extend service life. Part number AC498 is manufactured with high-grade materials for long-term performance in the specified Ford Mustang application.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2001 | Ford | Mustang | GT Bullitt | — | — | N/A | Primary application for specific vehicle models ~ Idle Air Control Valve |
| 2001 | Ford | Mustang | GT Bullitt | 4.6L | V8 | N/A | Compatible with various car models. |
| No rows match your filter. | |||||||