Standard Ignition AC500 Idle Air Control Valve
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Standard Ignition

Standard Ignition AC500 Idle Air Control Valve

Brand Standard Ignition AC500
Fits Ford · 2 vehicles

Accurate airflow control. Polymer-blended magnet and stepping motor keep the pintle moving precisely.

Extended service life. Shielded ball bearing helps resist environmental contaminants.

Load tested. Built to deliver force beyond actual load for added durability.

Cross-references Eastern Catalytic 50614, 2-16785 and 2R3Z9F715BA for the same application. See all 9.

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Idle Air Control Valve for Mustang

Standard Ignition AC500 is an idle air control valve for select 2003-2004 Ford Mustang applications. It is built to regulate bypass airflow at idle so the engine can maintain a stable idle speed under changing load conditions.

Key Features

  • Direct-fit idle air control valve for select Ford Mustang models
  • Uses a polymer-blended, isotropic neodymium/iron/boron magnet for precise pintle movement
  • High-strength stepping motor delivers strong output torque for accurate airflow control
  • Shielded ball bearing helps resist environmental contaminants for longer service life
  • Load-tested actuator for added durability and consistent operation
  • Manufactured with high-grade materials for prolonged life and dependable performance

Detailed Description

Standard Ignition AC500 is engineered for 2003-2004 Ford Mustang idle air control service, helping the engine manage idle airflow when accessories, temperature, or load change. The motor and magnet design support precise pintle control, while the sealed bearing construction helps protect internal components from contamination. This part cross-references Eastern Catalytic 50614 for the same application.

Common Symptoms It Can Address

  • Rough or unstable idle
  • Idle speed that drops too low or stalls
  • Idle flare or surging after startup
  • Idle changes when the A/C or electrical load turns on
  • Throttle response issues related to idle airflow control

Installation Notes and Tips

Fits 2003-2004 Ford Mustang, N/A. Confirm the connector style, mounting points, and throttle body condition before installation. Clean the throttle body and intake passage as needed so the new idle air control valve can regulate airflow correctly. After installation, clear any stored fault codes and verify idle quality at warm and cold start.

Quality Assurance

Standard Ignition manufactures this idle air control valve with load-tested actuator performance and durable internal components to support consistent operation in demanding engine bay conditions.

Related reading

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2004FordMustangMach 1N/APrimary application for specific vehicle models ~ Idle Air Control Valve
2003FordMustangMach 1N/APrimary application for specific vehicle models ~ Idle Air Control Valve
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Eastern Catalytic — 506142-167852R3Z9F715BA4J107873-4884ABV0007ACVB10104CV10081CX1784